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Publicaciones del Canal
اوبرتف 2
الدكتور فؤاد الصبري
https://t.me/nmathgt
| 2 |  +6نماذج ابرتف 1 لدكتور فؤاد الصبري
@YEMEXAM | 57 |
| 3 |  +2نماذج operative dentistry
للدكتور فؤاد الصبري | 44 |
| 4 |  +9نماذج operative dentistry
للدكتور فؤاد الصبري | 43 |
| 5 |  +6اوبرتف 2
2022/1/3
د/فؤاد الصبري | 42 |
| 6 | _ماتم تذكره من إختبار البايوكميستري
#ترم_ثاني
#د_محمد_منصور
Q1_definition of the following:
1_maturation of carbohydrate
2_humanize cow, s milk
3_lung maturity
4_indicator dilution method
5_holoenzyme
6_quartenary structure of protein
7_amylopectin
Q2_schemically explain the following:
1_classification of amino acids
2_regulations of fluid volume
Q3_ True or false
1_simple protein consist of protein part an non protein part ( )
2_the most active site of protein synthesis is ribosomes( )
3_inhibitors enhanced the rate of chemical reaction( )
4_acidic amino acids have negative charged side ( )
5_In early stage of pregnancy the blood volume is decreasees by 20_30% ( )
6_The edema is caused by renal disease is generalized edema ( )
7_tonsilitis and throat infection caused by swollen of lymph nodes in neck ( )
8_Transferase is enzyme that bring hydrolysis e.x glocuse_6_phosphatase , pepsin , trypsin ( )
9_When sugar are different from one another only in configuration with regarded to a single carbon atom other than the reference carbon atom is called epimers ( )
10_net filtration through capillary membrane is proportional to the hydrostatic pressure difference across the membrane minus the oncotic pressure difference ( )
11_
12_
13_
14_
15_
Q4_matching between (هذا السؤال كان سهل جدا وسيتم ذكر عمود واحد فقط العمود الآخركان عباره عن تعارف غالبا)
1_apoenzyme
2_fructose
3_hypertonic fluids
4_peptide bond
5_ICF edema
6_phenylalanin
7_chitin
8_galactoseamin
9_component lacking in milk
10_elephantasis
11_hypotonic dehydration
12_AFP
13_ORS
14_thoracic duct
15_denaturation of proteins
16_Number of isomers of glucopyranose
17_Specificity
18_
19_
20_
#شكراً_د_محمد_منصور🔥🔥🔥
#اللجنة_العلمية_الدفعة_السابعة_طب_بشري_جامعة_إب
#بالتوفيق_للجميع | 47 |
| 7 | اسئلة اختبار بايوكمستري مستوى اول ترم ثاني
للعام قبل السابق
الدكتور محمد منصور
Biochemistry
WRITING QUESTIONS
1-define co-factor
2- define hypervolemia
✨How is the classification of enzymes and their nomenclature
✨How is the structure and component of the lymph
وكمان جاب اسئله بحق ذاك الجدول اي حليب فيه دهون اكثر
المهم ذاك الجدول مهم
وحق تفاعلات الاحماض الامينيه جاب سؤال وكانت الاجابه transamination المهم ذوك التفاعلات مهمات
#نماذج_بايو
#د_محمد_منصور
#ترم_ثاني | 30 |
| 8 | بعض اسئلة اختبار البايو
مستوى اول طب بشري
ترم ثاني
للدكتور محمد منصور
اسئلة وردت في الامتحان :
تعاريف
Mutatotation if carbohydrates
Lipomics
Denaturation of proteins
Pulmonary distress syndrome
Cofactors
——————————————
السؤال المباشر
schematically explain Classification and nomenclature of enzymes
——————————————
تسميات
الفركتوز بصيغة خطية و حلقية
الجلوكوز بصيغة حلقية
و السكروز
#نماذج_بايو
#د_محمد_منصور
#ترم_ثاني | 27 |
| 9 |  +1#نماذج_اختبارات
كيمياء حيوية 1
الدكتور محمد منصور | 21 |
| 10 | +6 #نموذج
#بايو
#عام_2025
#ولي_امر_الدفعة
#مستوى_ثاني_ترم_اول
#الدكتور_محمد_منصور
ـــــــــــــــــــــــــــــــــــــــــــــــــــــــــ
#اللجنة_العلمية_الدفعة_التاسعة
#كلية_الطب_والعلوم_الصحية | 22 |
| 11 | ▪︎نموذج كيمياء حيوية
مستوى ثاني الترم الأول...
🛑 السؤال الأول: عرف
1- carnitin acyl transferase
2_ pentose phosphate pathway (PPP)
3_ VLDL
4_ Cori cycle
🛑 السؤال الثاني MCQ
🛑 السؤال الثالث (اشرح بمخطط)
1_ Electron transport chain
2_ Oxidation of ketone bodies
🛑 السؤال الرابع
جدول (اكتب اسم الانزيم)
1_ carbohydrates digestion
2_ carboxylation of Acetyl coA
3 _ lipids digestion
4_ regulation of B_oxidation
5_ conversation of acetyl coA to acetyl ASP
6_ glucose to glucose 6 phophate
7_ conversation of purvate to ethanol
🛑 السؤال الخامس
جدول (اكتب كم ATP الناتج من التفاعل)
1_ glycolysis
2_ Aerobic degradation of 1 molecule of glucose
3_ TCA cycle
4_ B_oxidation of C²⁰ fatty acid
➖➖➖➖➖➖➖➖
الدكتور محمد منصور
#Biochemistry
#نموذج
#بايو
#عام_2025
#ولي_امر_الدفعة
#مستوى_ثاني_ترم_اول
#الدكتور_محمد_منصور
ـــــــــــــــــــــــــــــــــــــــــــــــــــــــــ
#اللجنة_العلمية_الدفعة_التاسعة
#كلية_الطب_والعلوم_الصحية | 19 |
| 12 | بنك بايوكيمستري
#مشاركة
#نموذج
#بايو
#عام_2025
#ولي_امر_الدفعة
#مستوى_ثاني_ترم_اول
#الدكتور_محمد_منصور
ـــــــــــــــــــــــــــــــــــــــــــــــــــــــــ
#اللجنة_العلمية_الدفعة_التاسعة
#كلية_الطب_والعلوم_الصحية | 18 |
| 13 |  +3الجزيرة صيدلة
#نموذج
#بايو
#عام_2025
#ولي_امر_الدفعة
#مستوى_ثاني_ترم_اول
#الدكتور_محمد_منصور
ـــــــــــــــــــــــــــــــــــــــــــــــــــــــــ
#اللجنة_العلمية_الدفعة_التاسعة
#كلية_الطب_والعلوم_الصحية | 20 |
| 14 | 1. About carbohydrates:
a) derivatives of carbohydrates contain only carbon, hydrogen and oxygen
b) monosaccharides are soluble in nonpolar solvents.
c) monosaccharides can be hydrolyzed into simpler compounds
d) the number of stereoisomers depend on the number of chiral carbon atoms✔️
2. About carbohydrates:
a) oligosaccharides consist of long chains of more than 10 monosaccharide units
b) all polysaccharides are linear chains
c) heteropolysaccharides contain only a single monosaccharide
d) a heptose sugar contains 7 carbon atoms✔️
3. Which of the following is an aldotetrose:
a) glyceraldehyde
b) erythrose✔️
c) mannose
d) ribose
4. D-xylose is:
a) a four carbon aldose
b) has four chiral carbons
c) involved in DNA synthesis
d) a keto sugar
e) a five carbon aldose✔️
5. All the following are ketoses except:
a) dihydroxyacetone
b) ribose ✔️ ( aldoses)
c) fructose
d) xylulose
e) ribulose
6. All of the following are hexose sugars except:
a) Mannose
b) Arabinose ✔️ ( pentoses )
c) Glucose
d) Fructose
e) Galactose
7. All of the following sugars are hexoses except:
a) glucose
b) fructose ✔️ ( ketoses )
c) mannose
d) galactose
e) ribose
8. Dextrose is:
a) D-glucose ✔️
b) D-fructose
c) dihydroxyacetone
d) L-glucose
e) L-sucrose
9. About carbohydrates:
a) Dihydroxyacetone and glyceraldehyde have the same functional group ✖️
Because Dihydroxyacetone ⇒ keto group and glyceraldehyde ⇒ aldehyde group
b) D-ribose and D-arabinose are epimers at carbon number 2 ✔️
c) D-ribose and D-arabinose are enantiomers
d) optical isomers cannot rotate a plane of polarized light
10. How many isomers of sedoheptulose sugar?
a) 2
b) 4
c) 12
d) 10
e) 16 ✔️ Because it has 4 asymmetric carbon atomes
4Alpa d sedoheptulose
Alpa L sedoheputlose
4beta d sedoheputlose 4beta L sedoheputlose
11. Galactose contains:
a) one asymmetric carbon atom b) two asymmetric carbon atoms
c) three asymmetric carbon atoms
d) four asymmetric carbon atoms ✔️
12. D-xylulose and D-ribulose are epimers with respect to:
a) C1
b) C2
c) C3 ✔️
d) C4
e) C5
13. Mannose and galactose are epimers of glucose at carbon number:
a) C2 and C4 respectively ✔️
( Because glucose and mannose are an epimeric pair which differ only with respect to C2
and galactose is the 4th epimer ofglucose )
b) C2 and C5 respectively
c) C3 and C5 respectively
d) C1 and C4 respectively e) C3 and C4 respectively
14. Xylose and lyxose are epimers at carbon:
a) C5
b) C2 ✔️
c) C3
d) C4
e) not epimers
15.The following is/are epimers of glucose:
a) fructose
b) mannose
c) ribose
d) galactose
e) b & d ✔️
16. The C2 epimer of glucose is:
a) fructose
b) galactose
c) sedoheptulose
d) mannose ✔️
17. D-arabinose and D-ribose sugars are epimers with respect to:
a) C1
b) C2 ✔️
c) C3
d) C5
e) C6
18. The D and L isomers of a ribose sugar takes place at:
a) C1
b) C2
c) C3
d) C4 ✔️
e) C5
19. Alpha and beta configuration of D-fructofuranose depends on the position of:
a) OH group on C1 with OH on C4
b) OH group on C1 with OH on C6
c) OH group on C2 with OH on C5 ✔️
Why ?
(( Because 5-member furanose ring by reaction of the C2 keto
group with the OH on C5
But if it is
fructopyranose 6-member pyranose ring by reaction of the C2 keto
group with the OH on C6 ))
d) OH group on C2 with OH on C6
e) OH group on C1 with OH on C5
20. The compound on the right is:
a) α-D-glucopyranose
d) β-D- galactopyranose
b) β-D- glucopyranose
e) none of the above✔️
c) α-D-galactopyranose
21. Converting α-D-aldose to a β-D-aldose is called:
a) reduction
b) etherification
c) mutarotation ✔️
d) epimerization
22. The anomeric carbon of fructose is at:
a) C1
b) C2 ✔️
c) C3
d) C4
23. The monosaccharide with no isomerism and asymmetric carbon is:
a) glucose
b) fructose
c) glyceraldehyde
d) dihydroxyacetone ✔️
e) ribose
24. The following is a type of isomerism found only in the ring structure of monosaccharides and not in the open chain form:
a) aldose-ketose isomerism
b) epimerism
c) anomerism ✔️
d) enantiomerism L & D isomerism
كيمياء حيوية 1
الدكتور محمد منصور | 19 |
| 15 | #نماذج_اختبارات
كيمياء حيوية 1
الدكتور محمد منصور
#Carbohydrates Chemistry MCQs
Collection
1. About carbohydrates:
a) derivatives of carbohydrates contain only carbon, hydrogen and oxygen
b) monosaccharides are soluble in nonpolar solvents.
c) monosaccharides can be hydrolyzed into simpler compounds
d) the number of stereoisomers depend on the number of chiral carbon atoms
2. About carbohydrates:
a) oligosaccharides consist of long chains of more than 10 monosaccharide units
b) all polysaccharides are linear chains
c) heteropolysaccharides contain only a single monosaccharide
d) a heptose sugar contains 7 carbon atoms
3. Which of the following is an aldotetrose:
a) glyceraldehyde b) erythrose c) mannose d) ribose
4. D-xylose is:
a) a four carbon aldose
b) has four chiral carbons
c) involved in DNA synthesis
d) a keto sugar
e) a five carbon aldose
5. All the following are ketoses except:
a) dihydroxyacetone
b) ribose
c) fructose
d) xylulose
e) ribulose
6. All of the following are hexose sugars except:
a) Mannose
b) Arabinose
c) Glucose
d) Fructose
e) Galactose
7. All of the following sugars are hexoses except:
a) glucose
b) fructose
c) mannose
d) galactose
e) ribose
8. Dextrose is:
a) D-glucose
b) D-fructose
c) dihydroxyacetone
d) L-glucose
e) L-sucrose
9. About carbohydrates:
a) Dihydroxyacetone and glyceraldehyde have the same functional group
b) D-ribose and D-arabinose are epimers at carbon number 2
c) D-ribose and D-arabinose are enantiomers
d) optical isomers cannot rotate a plane of polarized light
10. How many isomers of sedoheptulose sugar?
a) 2
b) 4
c) 12
d) 10
e) 16
11. Galactose contains:
a) one asymmetric carbon atom b) two asymmetric carbon atoms
c) three asymmetric carbon atoms
d) four asymmetric carbon atomsz
12. D-xylulose and D-ribulose are epimers with respect to:
a) C1
b) C2
c) C3
d) C4
e) C5
13. Mannose and galactose are epimers of glucose at carbon number:
a) C2 and C4 respectively
b) C2 and C5 respectively
c) C3 and C5 respectively
d) C1 and C4 respectively e) C3 and C4 respectively
14. Xylose and lyxose are epimers at carbon:
a) C5
b) C2
c) C3
d) C4
e) not epimers
15.The following is/are epimers of glucose:
a) fructose
b) mannose
c) ribose .d) galactose
e) b & d
16. The C2 epimer of glucose is:
a) fructose
b) galactose
c) sedoheptulose
d) mannose
17. D-arabinose and D-ribose sugars are epimers with respect to:
a) C1
b) C2
c) C3
d) C5
e) C6
18. The D and L isomers of a ribose sugar takes place at:
a) C1
b) C2
c) C3
d) C4
e) C5
19. Alpha and beta configuration of D-fructofuranose depends on the position of:
a) OH group on C1 with OH on C4 b) OH group on C1 with OH on C6
c) OH group on C2 with OH on C5 d) OH group on C2 with OH on C6
e) OH group on C1 with OH on C5
20. The compound on the right is:
a) α-D-glucopyranose
d) β-D- galactopyranose
b) β-D- glucopyranose
e) none of the above
c) α-D-galactopyranose
21. Converting α-D-aldose to a β-D-aldose is called:
a) reduction
b) etherification
c) mutarotation
d) epimerization
e) isomerism
22. The anomeric carbon of fructose is at:
a) C1
b) C2
c) C3
d) C4
23. The monosaccharide with no isomerism and asymmetric carbon is:
a) glucose
b) fructose
c) glyceraldehyde
d) dihydroxyacetone
e) ribose
24. The following is a type of isomerism found only in the ring structure of monosaccharides and not in the open chain form:
a) aldose-ketose isomerism
b) epimerism
c) anomerism
d) enantiomerism L & D isomerism
25. How many asymmetric carbons are in ribofuranose?
a) one
b) two
c) three
d) four
e) five
#Biochemistry
@Qeasmy | 20 |
| 16 | نماذج_مهمة_جدا_للدكتور_محمد_منصور_ترم_أول_.pdf | 20 |
| 17 | نموذج كيمياء حيوية 2 د محمد منصور .pdf | 21 |
| 18 | #نماذج حيويه 2 الدكتور محمد منصور.pdf | 21 |
| 19 |  +9Sin texto... | 36 |
| 20 | +2 إختبار_كيمياء_عضوية_صيدلانية_2_نهائي1.pdf | 34 |
