- رُكْـنُ الْجَامِعَـةِ
Closed channel
"عندنا قناة مختصة في الاختبارات والدردشة الفاضية للقيل والقال، ومعاها بعض الصور والفيديوات اللي تشجع الناس عالفاضي."
Show more490
Subscribers
No data24 hours
-37 days
-1130 days
Data loading in progress...
Similar Channels
Incoming and Outgoing Mentions
---
---
---
---
---
---
Attracting Subscribers
September '26
September '260
in 0 channels
August '260
in 0 channels
Get PRO
July '260
in 0 channels
Get PRO
June '260
in 0 channels
Get PRO
May '26
+3
in 1 channels
Get PRO
April '26
+1
in 0 channels
Get PRO
March '26
+4
in 2 channels
Get PRO
February '26
+1
in 0 channels
Get PRO
January '26
+1
in 1 channels
Get PRO
December '25
+4
in 2 channels
Get PRO
November '25
+18
in 2 channels
Get PRO
October '25
+12
in 3 channels
Get PRO
September '25
+3
in 0 channels
Get PRO
August '25
+6
in 0 channels
Get PRO
July '25
+9
in 0 channels
Get PRO
June '25
+25
in 3 channels
Get PRO
May '25
+34
in 3 channels
Get PRO
April '25
+38
in 2 channels
Get PRO
March '25
+10
in 1 channels
Get PRO
February '25
+32
in 2 channels
Get PRO
January '25
+16
in 3 channels
Get PRO
December '24
+33
in 2 channels
Get PRO
November '24
+52
in 2 channels
Get PRO
October '24
+25
in 1 channels
Get PRO
September '24
+37
in 1 channels
Get PRO
August '24
+4
in 0 channels
Get PRO
July '24
+4
in 0 channels
Get PRO
June '24
+9
in 0 channels
Get PRO
May '24
+19
in 4 channels
Get PRO
April '24
+30
in 2 channels
Get PRO
March '24
+16
in 0 channels
Get PRO
February '24
+15
in 0 channels
Get PRO
January '24
+16
in 0 channels
Get PRO
December '23
+44
in 0 channels
Get PRO
November '23
+19
in 0 channels
Get PRO
October '23
+370
in 0 channels
| Date | Subscriber Growth | Mentions | Channels | |
| 07 September | 0 | |||
| 06 September | 0 | |||
| 05 September | 0 | |||
| 04 September | 0 | |||
| 03 September | 0 | |||
| 02 September | 0 | |||
| 01 September | 0 |
Channel Posts
| 2 | +1 كورس التدريب - اشراقة.pdf | 422 |
| 3 | Voice message | 424 |
| 4 |  No text... | 425 |
| 5 | السلام عليكم
مساء الخير شلونكم ان شاء الله تكونون بخير ✨
شلونها العطلة وياكم 🌝🌚 ؟ اكيد اغلبكم كاعدين هسه بالبيت وتعيشون فراغ عظيم او التسمية الاصح اله هو ضياع لان حرفيا متعرف وين تروح وشنو تسوي بيومك وشنو تشتغل علمود تكون نفسك ويلفك قايش الحياة 🌚 اغلبكم هسه كال تخرجنا ومدري وين نروح راح نخلي الشهادة بالماي ونشرب مايها او خيار احسن شوية نعلكها بالحايط علمود نحافظ عليها 🌚✨
علمود تحافظ على شهادتك و تشتغل بيها او تستفاد من المعلومات الي اكتسبتها من الجامعة ونطور هاي المعلومات ونحولها الى خبرة تفيدك في سوق العمل في القطاع الخاص (المختبرات الخارجية) لازم تدرب وتطور من نفسك بهذا المجال ويصير عندك خبرة لان مثل منعرف ابو المختبر ماعنده وقت حتى يعلمك و يدربك على الاجهزة وشلون تستخدمهن وشلون تعرف النتيجة الي طلعت هي صحيحة ودقيقة مو الجهاز صاير بي خلل والنتيجة طالعة خطا و شلون تسوي الاختبارات بهاي الاجهزة بكل انواعها انت كون تعرف كل هاي الامور علمود ابو المختبر يقبلك يمه ضمن كادر المختبر احسن ما كاعدين بالبيت وننتظر التعيين 🫠
لذلك علمود تحصل هاي الخبرة بمجالنا لازم تمارس بيدك وتشتغل كافة الاختبارات بيدك وتدرب على الاجهزة بكل انواعها هسه دكلي شلون ؟ اكلك شنو رايك اخليك تتعلم على الاختبارات و الاجهزة وخلال دورة مدتها ٥ أسابيع فقط ؟! و تحصل شهادة معتمدة منه و تخليك تكدر تشتغل باي مختبر تقدم عليه لان عندك خبرة و شهادة دولية معترف بيها ✨🤓
طبعاً هاي الشغلات موجودة داخل مختبر بيولاب الطبي(Biolab) بالتعاون مع منظمة اشراقة علمية لتطوير التعليم والجميل انو هاي المنظمة مؤسسها ورئيسها هو الدكتور سراج حيدر الكلابي الي اغلبكم يعرفه
ملاحظة مهمة: تُعد مختبرات BIOLAB واحدة من ابرز شبكات المختبرات الطبية في الشرق الاوسط، حيث تمتد خدماتها عبر الاردن والعراق و السعودية (يعني شي محترم وعلى مستوى دول مو ابو العودة 🌝✨)
نجي للسوال الاهم شكد سعر ؟
الدورة جان سعرها 500الف باعتبار مختبر معروف ونفس الدورات الي بغداد 🌚
كنالهم يابة هذا السعر مو منطقي وهواي على الطلاب صار السعر 300الف
بعدين السعر ثبت على 200الف وحاليا اي شخص يروح بشكل مباشر راح يلكه هذا السعر
بس تتوقعون لهنا وكافي لا 🌚
خليناهم يسوون ديسكاوند بنسبة 25% لطلاب جامعتنا ✨🌝
يعني راح يكون السعر الكم هو 150 الف فقط
كل هذا علمود تستفادون و تحصلون شي راقي بسعر مناسب جدا مستحيل تلكون هيجي سعر لهيجي دورة كاملة و راقية ✨
الي مهتم بالدورة يدخل للقناة و يتبع خطوات تسجيل
https://t.me/+lQAMDtSLVyE3Mzg6
للاستفسار عن اي شي تواصلوا مع صديقي حسين @Hussain_Rwedhi | 429 |
| 6 | 🛑 40 MCQ for lab 5☝🏻 | 517 |
| 7 | بما انو باجر اخر يوم في مسيرة امتدت لـ4 سنوات حاولوا تخلوا يوم مميز بحياتكم حتى تتذكروا بعدين سوا كل الاشياء الي بنفسكم سوا اشياء تحبوها مع اصدقائكم الي تحبوهم وانسوا الزعل و الكره ولو لمرة وحدة فقط
واهم شي ساعدوا زملائكم بالاشياء الي تكدرون عليها بكل ما عندكم من حب لمساعدة الاخرين لان هذا الشي راح يبقى ذكرى حلوة على طول العمر شكد حلو من واحد يذكر صاحبه بالخير بصراحة هذا من اهم الاشياء الي احرص انو اسويها وهي مساعدة الاخرين لان باجر عكبة كل واحد من عدنا راح يتخذ طريق معين وان شاء الله كل الطرق الي تتخذوها تكون مناسبة الكم ولحياتكم الي تتمنوها وتكون فيها الخير والبركة لكم جميعا بدون استثناء يذكر
وبالاخير تذكروا دائما الانسان ليس بماله ولا بملابسه ولا بشكله، الانسان باخلاقه وحسن تعامله مع الاخرين
وبس والله اتمنى لكم كل التوفيق في امتحان غدا ان شاء الله و اتمنى لكم يوم جميل ✨
(هذه مجرد رسالة للذكرى وليس وداعية الوداعية بعدين 🌝) | 581 |
| 8 | 🛑 40 MCQ for lab 4☝🏻 | 465 |
| 9 | Answer: B) Environmental factors
---
38. Training and competency programs minimize:
A) Human-related variability
B) Instrument calibration
C) Reagent quality
D) Sample transport time
Answer: A) Human-related variability
---
39. Automating processes where possible helps to:
A) Increase human error
B) Reduce human error and increase repeatability
C) Avoid quality control
D) Increase analytical variation
Answer: B) Reduce human error and increase repeatability
---
40. Employing techniques with higher precision and lower limits of detection:
A) Increases analytical variation
B) Minimizes overall analytical variation
C) Has no effect on variation
D) Only affects pre-analytical variation
Answer: B) Minimizes overall analytical variation | 465 |
| 10 | B) Within specifications
C) Without any maintenance
D) Randomly
Answer: B) Within specifications
---
19. Using high-quality reagents and proper handling helps to avoid:
A) Degradation of reagents
B) Patient preparation
C) Sample collection errors
D) Standardized procedures
Answer: A) Degradation of reagents
---
20. Continuous training of laboratory personnel is essential for:
A) Increasing errors
B) Best practices in sample handling
C) Avoiding quality control
D) Reducing calibration
Answer: B) Best practices in sample handling
---
21. Calibration errors in instruments are a type of:
A) Pre-analytical variation
B) Analytical variation (instrumental variation)
C) Patient-related variation
D) Post-analytical variation
Answer: B) Analytical variation (instrumental variation)
---
22. Variability in the sample's composition leading to different measurements is called:
A) Homogeneity
B) Sampling error
C) Operator variation
D) Reagent variability
Answer: A) Homogeneity (lack of homogeneity causes variation)
---
23. Incorrect sampling methods that produce non-representative samples cause:
A) Sampling errors
B) Calibration errors
C) Environmental variation
D) Reagent degradation
Answer: A) Sampling errors
---
24. Temperature fluctuations during analysis are an example of:
A) Operator variation
B) Environmental factors
C) Sample variation
D) Reagent variability
Answer: B) Environmental factors
---
25. Humidity, air pressure, and electromagnetic interference can influence:
A) Only pre-analytical variation
B) Measurement outcomes
C) Only patient preparation
D) Only sample storage
Answer: B) Measurement outcomes
---
26. Differences in operator skill and technique cause:
A) Operator variation
B) Sample variation
C) Instrument stability
D) Reagent consistency
Answer: A) Operator variation
---
27. Subjectivity in methods involving human judgment (e.g., visual inspection) leads to:
A) Reduced variation
B) Operator variation
C) No effect on results
D) Improved accuracy
Answer: B) Operator variation
---
28. Batch-to-batch differences in reagents cause:
A) Sample variation
B) Reagent or chemical variability
C) Environmental variation
D) Patient-related variation
Answer: B) Reagent or chemical variability
---
29. Degradation of reagents over time affects:
A) Only pre-analytical phase
B) Measurement outcomes
C) Only sample collection
D) Only patient preparation
Answer: B) Measurement outcomes
---
30. Lower sensitivity of a method can lead to:
A) Higher variation
B) Lower variation
C) No effect on results
D) Faster analysis
Answer: A) Higher variation
---
31. Regular calibration of instruments helps to:
A) Increase drift
B) Ensure accuracy and reduce drift
C) Avoid maintenance
D) Increase operator variation
Answer: B) Ensure accuracy and reduce drift
---
32. Standard Operating Procedures (SOPs) ensure that:
A) Each operator uses different methods
B) All operators follow the same methodology
C) No training is needed
D) Variation is maximized
Answer: B) All operators follow the same methodology
---
33. Using control samples, blanks, and standards is part of:
A) Patient preparation
B) Quality control (QC)
C) Sample collection
D) Transport conditions
Answer: B) Quality control (QC)
---
34. Analyzing multiple replicates of a sample helps to assess:
A) Accuracy only
B) Precision and detect random errors
C) Only pre-analytical errors
D) Patient compliance
Answer: B) Precision and detect random errors
---
35. Control charts are used in:
A) Patient preparation
B) Statistical control to monitor trends
C) Sample collection
D) Transport logistics
Answer: B) Statistical control to monitor trends
---
36. Performing analyses in controlled environments with stable temperature and humidity addresses:
A) Operator variation
B) Environmental control
C) Sample variation
D) Reagent variation
Answer: B) Environmental control
---
37. Proper shielding from electromagnetic interference helps to control:
A) Pre-analytical variation
B) Environmental factors
C) Patient-related factors
D) Sample storage | 267 |
| 11 | 1. Pre-analytical variation refers to variability introduced before which stage?
A) Sample collection
B) Actual analysis of a sample
C) Result reporting
D) Patient preparation
Answer: B) Actual analysis of a sample
---
2. Which of the following is a patient-related factor affecting sample collection?
A) Centrifuge speed
B) Fasting status
C) Reagent batch number
D) Lab temperature
Answer: B) Fasting status
---
3. Differences in venipuncture site (arm vs. hand) can cause variability due to:
A) Different needle sizes
B) Differences in blood flow or contamination
C) Different tube colors
D) Different centrifugation times
Answer: B) Differences in blood flow or contamination
---
4. Contamination during sample handling can be caused by:
A) Proper tube labeling
B) Exposure to contaminants from gloves or collection tubes
C) Using refrigerated storage
D) Centrifuging at correct speed
Answer: B) Exposure to contaminants from gloves or collection tubes
---
5. Temperature fluctuations during transport can cause:
A) Improved sample stability
B) Degradation or change in analyte composition
C) Faster analysis
D) Reduced contamination
Answer: B) Degradation or change in analyte composition
---
6. Improper or delayed separation of plasma from cells can lead to:
A) Increased accuracy
B) Hemolysis or changes due to cell metabolism
C) Faster test results
D) Reduced pre-analytical variation
Answer: B) Hemolysis or changes due to cell metabolism
---
7. Inappropriate storage temperatures most directly affect the stability of:
A) Only glucose
B) Enzymes, hormones, and proteins
C) Only electrolytes
D) Only blood cells
Answer: B) Enzymes, hormones, and proteins
---
8. Prolonged storage of samples may result in:
A) Improved analyte stability
B) No change in results
C) Degradation or altered concentrations
D) Reduced need for quality control
Answer: C) Degradation or altered concentrations
---
9. Inconsistent dilution or mixing during sample preparation causes:
A) Dilution errors
B) Improved precision
C) Reduced variation
D) Faster analysis
Answer: A) Dilution errors
---
10. The quality and calibration of centrifuges affect which stage?
A) Patient preparation
B) Sample preparation
C) Result interpretation
D) Report generation
Answer: B) Sample preparation
---
11. To minimize pre-analytical variation, laboratories should establish:
A) No protocols
B) Strict protocols and guidelines for each stage
C) Only verbal instructions
D) Random collection methods
Answer: B) Strict protocols and guidelines for each stage
---
12. Standardized collection devices such as specific tubes with appropriate additives help to:
A) Increase variation
B) Reduce variability
C) Slow down collection
D) Avoid patient preparation
Answer: B) Reduce variability
---
13. Providing clear instructions to patients about fasting is part of:
A) Instrument calibration
B) Patient preparation
C) Analytical variation
D) Reagent storage
Answer: B) Patient preparation
---
14. Recording patient conditions like time of day and medications helps to:
A) Increase pre-analytical errors
B) Account for factors that might influence results
C) Avoid quality control
D) Reduce need for calibration
Answer: B) Account for factors that might influence results
---
15. Insulated, temperature-controlled transport containers are used to:
A) Increase transport time
B) Protect samples from extreme conditions
C) Avoid chain of custody
D) Reduce labeling errors
Answer: B) Protect samples from extreme conditions
---
16. Establishing a chain of custody and time-stamped log helps to:
A) Increase delays
B) Monitor delays and ensure prompt processing
C) Avoid sample tracking
D) Reduce reagent quality
Answer: B) Monitor delays and ensure prompt processing
---
17. Proper labeling and tracking systems prevent:
A) Misidentification or prolonged storage
B) Calibration errors
C) Operator variation
D) Environmental fluctuations
Answer: A) Misidentification or prolonged storage
---
18. Regular calibration of instruments ensures they operate:
A) Only when needed | 184 |
| 12 | 🛑 40 MCQ for lab 2☝🏻
اخر سؤال مهم ‼️ 🤓 | 161 |
| 13 | 22. The overall goal of laboratory management is to optimize:
A) Only productivity
B) Only quality
C) Productivity and quality of lab operations
D) Only cost reduction
Answer: C) Productivity and quality of lab operations
---
23. Effective laboratory management ensures:
A) Inaccurate results
B) Smooth operation and improved employee performance
C) Delayed reporting
D) Reduced quality
Answer: B) Smooth operation and improved employee performance
---
24. Which of the following is a task of laboratory management?
A) Ignoring safety regulations
B) Developing lab policies and procedures
C) Reducing training for staff
D) Avoiding documentation
Answer: B) Developing lab policies and procedures
---
25. Laboratory managers ensure compliance with:
A) Only internal rules
B) Quality standards
C) Only external audits
D) No standards
Answer: B) Quality standards
---
26. Procurement and maintenance of lab equipment is the responsibility of:
A) Only technicians
B) Laboratory managers
C) Only external vendors
D) Patients
Answer: B) Laboratory managers
---
27. Scheduling training and continuing education is important for:
A) Reducing costs
B) Lab personnel development
C) Avoiding work
D) Reducing quality
Answer: B) Lab personnel development
---
28. Ensuring compliance with safety regulations is:
A) Optional
B) The sole responsibility of staff
C) A responsibility of lab managers
D) Unimportant
Answer: C) A responsibility of lab managers
---
29. Documentation and reporting of laboratory activities is required for:
A) Only legal purposes
B) Effective management
C) Only financial reasons
D) No reason
Answer: B) Effective management
---
30. Budget planning and control is part of:
A) Only clinical work
B) Laboratory management
C) Only janitorial work
D) Only patient care
Answer: B) Laboratory management
---
31. Laboratory managers are responsible for organizing, coordinating, and managing:
A) Only hospital cafeterias
B) Laboratories or scientific research facilities
C) Only patient transport
D) Only external suppliers
Answer: B) Laboratories or scientific research facilities
---
32. Which of the following is NOT a basic element of the definition of management?
A) Towards goals
B) Through people
C) Using techniques
D) Maximizing chaos
Answer: D) Maximizing chaos
---
33. If inaccurate results are provided, failure to provide proper treatment is:
A) A benefit
B) A consequence
C) Unrelated
D) Desirable
Answer: B) A consequence
---
34. Additional and unnecessary diagnostic testing can result from:
A) Accurate results
B) Timely results
C) Inaccurate results
D) Reliable results
Answer: C) Inaccurate results
---
35. The laboratory management task aims to provide quality lab services as:
A) Slowly as possible
B) Expensively as possible
C) Effectively and efficiently as possible
D) Rarely as possible
Answer: C) Effectively and efficiently as possible
---
36. Which resource is included in "physical resources"?
A) Staff salaries
B) Operating budget
C) Supplies
D) Training programs
Answer: C) Supplies
---
37. Which of the following best describes the role of lab results in healthcare?
A) Minor importance
B) Essential to all aspects of healthcare
C) Only useful for research
D) Not important for diagnosis
Answer: B) Essential to all aspects of healthcare
---
38. Treatment complications can occur due to:
A) Accurate lab results
B) Reliable lab results
C) Inaccurate lab results
D) Timely lab results
Answer: C) Inaccurate lab results
---
39. The manager sets goals and priorities that define:
A) Only the budget
B) The direction the organization will take
C) Only staff holidays
D) Only equipment purchase
Answer: B) The direction the organization will take
---
40. Who is the author of this lecture?
A) Dr. John Smith
B) M.Sc. Ali Waleed Al-Asadi
C) Prof. Ahmed Hassan
D) Dr. Sara Khan
Answer: B) M.Sc. Ali Waleed Al-Asadi | 202 |
| 14 | 1. What percentage of clinical medicine decision making is predicated upon or confirmed by medical laboratory test results?
A) 50%
B) 60%
C) 70%
D) 80%
Answer: C) 70%
---
2. Which of the following is NOT a required quality of medical laboratory services according to the lecture?
A) Accurate
B) Economical
C) Reliable
D) Timely
Answer: B) Economical
---
3. Providing inaccurate laboratory results can lead to:
A) Proper treatment
B) Reduced diagnostic testing
C) Unnecessary treatment
D) Shorter hospital stays
Answer: C) Unnecessary treatment
---
4. Which of the following is a consequence of inaccurate lab results?
A) Improved patient outcomes
B) Delay in correct diagnosis
C) Reduced healthcare costs
D) Faster recovery
Answer: B) Delay in correct diagnosis
---
5. The task of laboratory management is to integrate and coordinate:
A) Only financial resources
B) Only human resources
C) Organizational resources
D) Only physical space
Answer: C) Organizational resources
---
6. Which of the following is NOT listed as an organizational resource?
A) Personnel
B) Marketing
C) Money
D) Time
Answer: B) Marketing
---
7. Management can be viewed as both a science and:
A) A rule
B) An art
C) A burden
D) A routine
Answer: B) An art
---
8. Successful management of a clinical laboratory requires:
A) Only technical skills
B) Only financial skills
C) A wide range of skills
D) Only leadership skills
Answer: C) A wide range of skills
---
9. Successful laboratory management is built on strict principles of:
A) Management science
B) Chemistry
C) Biology
D) Computer science
Answer: A) Management science
---
10. The definition of laboratory management contains four basic elements. Which of the following is one of them?
A) Towards profits
B) Through people
C) Without planning
D) Individual work
Answer: B) Through people
---
11. "Towards goals" in laboratory management means:
A) Ignoring laboratory services
B) Aligning goals with efficient delivery of lab services
C) Focusing only on profits
D) Avoiding quality standards
Answer: B) Aligning goals with efficient delivery of lab services
---
12. "Through people" means directing in a way that professional lab technicians feel:
A) Pressure
B) Sense of responsibility
C) Fear
D) Indifference
Answer: B) Sense of responsibility
---
13. "Using techniques" refers to material resources such as:
A) Only money
B) Laboratory equipment and computers
C) Only personnel
D) Only time
Answer: B) Laboratory equipment and computers
---
14. "In an organization" implies:
A) No structure
B) Division of labor, protocols, procedures, and functional units
C) Only individual work
D) Absence of rules
Answer: B) Division of labor, protocols, procedures, and functional units
---
15. The manager directs the affairs of the organization by:
A) Avoiding priorities
B) Setting goals and priorities
C) Ignoring direction
D) Focusing only on budgets
Answer: B) Setting goals and priorities
---
16. A manager is responsible for:
A) Only doing lab tests
B) Managing or supervising performance to achieve a goal
C) Only cleaning equipment
D) Only hiring staff
Answer: B) Managing or supervising performance to achieve a goal
---
17. Laboratory managers oversee activities of others to help them:
A) Avoid tasks
B) Accomplish specific tasks efficiently
C) Work alone
D) Ignore schedules
Answer: B) Accomplish specific tasks efficiently
---
18. Which of the following is a category of resources entrusted to lab managers?
A) Financial
B) Recreational
C) Social
D) Political
Answer: A) Financial
---
19. Financial resources in laboratory management include:
A) Equipment only
B) Operating and capital budget
C) Only staff salaries
D) Only space
Answer: B) Operating and capital budget
---
20. Physical resources include:
A) Only money
B) Space, equipment, and supplies
C) Only personnel
D) Only time
Answer: B) Space, equipment, and supplies
---
21. Human resources in the lab refer to:
A) Only managers
B) Technical and support staff
C) Only doctors
D) Only patients
Answer: B) Technical and support staff
--- | 282 |
| 15 | 🛑 40 MCQ for lab 1☝🏻 | 304 |
| 16 | ---
21. Hemolysis can cause dilutional effects on which of the following?
A) Potassium
B) Sodium (Na⁺)
C) Calcium
D) Glucose
Answer: B
---
22. Which of the following can cause hemolysis?
A) Correct needle size
B) Gentle mixing of blood
C) Strong mixing or rapid expansion of blood in the tube
D) Using an anticoagulant
Answer: C
---
23. EDTA works as an anticoagulant by:
A) Binding calcium molecules in the blood
B) Preventing fibrin formation from fibrinogen
C) Forming insoluble complex with oxalate
D) Preserving glucose
Answer: A
---
24. Which anticoagulant has the least interference in laboratory tests?
A) EDTA
B) Citrate
C) Heparin
D) Oxalate
Answer: C
---
25. Citrate interferes with which of the following enzyme assays?
A) AST, ALT, and ALP
B) LDH and amylase
C) Creatinine kinase
D) Glucose oxidase
Answer: A
---
26. Oxalate forms an insoluble complex with:
A) Magnesium
B) Calcium ions
C) Sodium
D) Potassium
Answer: B
---
27. Oxalate may interfere with assays for:
A) Glucose and urea
B) ALP, amylase, and LDH
C) AST and ALT
D) Sodium and potassium
Answer: B
---
28. Sodium fluoride is mainly used as:
A) An anticoagulant and preservative for blood glucose samples
B) A clotting agent
C) A hemolytic agent
D) A protein stabilizer
Answer: A
---
29. Which color tube top is associated with EDTA for complete blood count?
A) Red
B) Purple/lavender
C) Green
D) Blue
Answer: B
---
30. Delay in analyzing blood gases can cause:
A) High bicarbonate concentration
B) Low bicarbonate concentration
C) High oxygen concentration
D) No change
Answer: B
---
31. Failure to use a protease inhibitor when collecting gut peptide hormones may cause:
A) Falsely low results
B) Falsely high results
C) No effect
D) Hemolysis
Answer: A
---
32. Loss of stools during faecal fat collection leads to:
A) Falsely high faecal fat
B) Falsely low faecal fat results
C) No change
D) Increased accuracy
Answer: B
---
33. Urine collections without preservative can cause:
A) Falsely high urea
B) Falsely low result, e.g., urea or calcium
C) No effect
D) Hematuria
Answer: B
---
34. Informed consent may be required for testing of:
A) Blood glucose
B) Acquired immunodeficiency syndrome (AIDS) and certain genetic tests
C) Liver function tests
D) Electrolytes
Answer: B
---
35. Which of the following is an extra-laboratory factor leading to erroneous results?
A) Properly labeled specimens
B) Patient not fasting
C) Speedy delivery to lab
D) Correct anticoagulant use
Answer: B
---
36. A tourniquet is used in blood collection for:
A) Hemolysis
B) Venous access
C) Anticoagulation
D) Preservation of glucose
Answer: B
---
37. Which antiseptic is commonly mentioned for cleaning the puncture site?
A) 70% ethanol
B) 70% isopropyl alcohol
C) 50% bleach
D) Povidone-iodine
Answer: B
---
38. What happens if blood for glucose is not put into a fluoride tube?
A) High plasma glucose
B) Low blood or plasma glucose
C) No change
D) Hemolysis
Answer: B
---
39. The use of an incorrect anticoagulant can cause:
A) Falsely low gut peptide hormones if no protease inhibitor used
B) Falsely high glucose
C) Falsely high calcium
D) No effect
Answer: A
---
40. The lecture emphasizes that treatment based on technically correct results from a wrongly labeled specimen is:
A) Safe as a correct specimen
B) As dangerous as a faulty surgical procedure
C) Always acceptable
D) Better than no treatment
Answer: B | 303 |
| 17 | 1. What is one of the main reasons for taking stringent precautions in clinical laboratories?
A) To reduce the cost of laboratory tests
B) To control analytical accuracy and precision of results
C) To increase the speed of sample collection
D) To eliminate the need for patient identification
Answer: B
---
2. Which of the following is a consequence of keeping blood overnight before sending it to the laboratory?
A) Low plasma glucose
B) High plasma potassium, phosphate, LDH, AST
C) Low plasma proteins
D) High plasma sodium
Answer: B
---
3. Hemolysis of a blood sample can cause:
A) Lower plasma ALP
B) Higher plasma ALP
C) No change in plasma ALP
D) Lower plasma potassium
Answer: A
---
4. Prolonged venous stasis during venesection may lead to:
A) Low plasma protein
B) High plasma protein, total calcium, and cholesterol
C) Low total calcium
D) No effect on plasma constituents
Answer: B
---
5. Taking blood from an arm with an infusion running into it can cause:
A) High glucose levels
B) Dilution of blood constituents like electrolytes and glucose
C) High protein levels
D) Hemolysis
Answer: B
---
6. Putting blood into the wrong vial (e.g., EDTA instead of plain tube) can cause:
A) High plasma calcium
B) Low plasma calcium or ALP
C) High plasma glucose
D) No effect on results
Answer: B
---
7. Blood for glucose analysis should be collected into a tube containing:
A) EDTA
B) Heparin
C) Sodium fluoride
D) Citrate
Answer: C
---
8. Failure to keep a sample cool or delay separating and freezing plasma can result in:
A) Low bicarbonate concentration
B) Low PTH, ACTH, insulin
C) High plasma glucose
D) High plasma calcium
Answer: B
---
9. Palpation of the prostate before blood collection may cause:
A) Low PSA levels
B) High tartrate-labile acid phosphatase and PSA
C) No change in PSA
D) Low acid phosphatase
Answer: B
---
10. Which of the following is a potential consequence of an inaccurately timed urine collection?
A) Falsely low faecal fat
B) Poorly timed 24-hour urinary excretion values
C) High plasma potassium
D) Low plasma sodium
Answer: B
---
11. All blood specimens should be sent to the laboratory in:
A) Open containers
B) Leak-proof, sealed plastic bags with the request form in a separate pocket
C) Glass tubes without labels
D) Any available container
Answer: B
---
12. Which patient information is essential for accurate sample labeling?
A) Only the patient’s age
B) Hospital case number, full name, and date of birth
C) Patient’s room number only
D) Patient’s blood type
Answer: B
---
13. Whole blood is defined as:
A) Blood collected without any anticoagulant
B) Blood collected in an anticoagulant tube
C) Centrifuged blood
D) Serum after clotting
Answer: B
---
14. Serum is obtained by:
A) Collecting blood with anticoagulant and centrifuging
B) Collecting blood without anticoagulant and centrifuging after clotting
C) Collecting capillary blood only
D) Collecting arterial blood
Answer: B
---
15. Plasma differs from serum because:
A) Plasma contains clotting factors
B) Plasma is devoid of fibrin products
C) Plasma is obtained without anticoagulant
D) Plasma contains no proteins
Answer: A
---
16. Capillary blood is commonly collected from:
A) The femoral vein
B) The fingertip, earlobe, or heel
C) The umbilical cord
D) The carotid artery
Answer: B
---
17. Capillary blood is a mixture of blood originating from:
A) Only veins
B) Arteries, veins, and capillaries
C) Only capillaries
D) Only arteries
Answer: B
---
18. Arterial blood collection is primarily used for:
A) Routine blood glucose testing
B) Blood gas analysis
C) Serum electrolyte measurement
D) Coagulation studies
Answer: B
---
19. The most commonly used blood collection method in clinical chemistry and serology is:
A) Capillary blood collection
B) Arterial blood collection
C) Venous blood collection
D) Pooled blood collection
Answer: C
---
20. Hemolysis is defined as:
A) Clotting of blood
B) Rupturing of red blood cells and release of their contents
C) Separation of plasma from blood
D) Inhibition of coagulation
Answer: B | 363 |
| 18 | audio_zGaTUzjC6wA_1771490239_7590.mp3 | 382 |
| 19 |  No text... | 399 |
| 20 | sticker.webp | 411 |
