NEETPG, INICET, FMGE PYT

الذهاب إلى القناة على Telegram

PRIMIUM CONTENT ✨ - Any query contact- @Drconcept

إظهار المزيد

📈 نظرة تحليلية على قناة تيليجرام NEETPG, INICET, FMGE PYT

تُعد قناة NEETPG, INICET, FMGE PYT (@neetpg_pyt) في القطاع اللغوي الإنكليزية لاعباً نشطاً. يضم المجتمع حالياً 21 444 مشتركاً، محتلاً المرتبة 1 061 في فئة الطب والمرتبة 19 782 في منطقة الهند.

📊 مؤشرات الجمهور والحراك

منذ تأسيسه في невідомо، حقق المشروع نمواً سريعاً وجمع 21 444 مشتركاً.

بحسب آخر البيانات بتاريخ 06 يوليو, 2026، تحافظ القناة على نشاط مستقر. خلال آخر 30 يوماً تغيّر عدد الأعضاء بمقدار 713، وفي آخر 24 ساعة بمقدار 11، مع بقاء الوصول العام مرتفعاً.

حالة التحقق: غير موثّقة
معدل التفاعل (ER): يبلغ متوسط تفاعل الجمهور 10.05‎%. وخلال أول 24 ساعة من النشر يحصد المحتوى عادةً 5.45‎% من ردود الفعل نسبةً إلى إجمالي المشتركين.
وصول المنشورات: يحصل كل منشور على متوسط 2 142 مشاهدة. وخلال اليوم الأول يجمع عادةً 1 161 مشاهدة.
التفاعلات والاستجابة: يتفاعل الجمهور بانتظام؛ متوسط التفاعلات لكل منشور يبلغ 11.
الاهتمامات الموضوعية: يركز المحتوى على مواضيع رئيسية مثل patient, nerve, deficiency, present, disease.

📝 الوصف وسياسة المحتوى

يصف المؤلف القناة بأنها مساحة للتعبير عن الآراء الذاتية:
“PRIMIUM CONTENT ✨ - Any query contact- @Drconcept”

بفضل وتيرة التحديث المرتفعة (أحدث البيانات بتاريخ 07 يوليو, 2026) تحافظ القناة على حداثتها ومستوى وصول مرتفع. وتُظهر التحليلات تفاعلاً نشطاً من الجمهور، ما يجعلها نقطة تأثير مهمة ضمن فئة الطب.

21 444

المشتركون

+1124 ساعات

+637 أيام

+71330 أيام

2 142

عرض المشاهدات

~ 1 16124 ساعات

~ 1 50448 ساعات

10.05%

معدل المشاركة

~ 4

المشاركات في اليوم

Ads index

beta

جاري تحميل البيانات...

القنوات المماثلة

لا توجد بيانات

هل تواجه مشاكل؟ يرجى تحديث الصفحة أو الاتصال بمدير الدعم الخاص بنا.

سحابة العلامات

الإشارات الواردة والصادرة

---

جذب المشتركين

يوليو '26

+186

في 21 قنوات

يونيو '26

+769

في 10 قنوات

Get PRO

مايو '26

+711

في 0 قنوات

Get PRO

أبريل '26

+1 265

في 18 قنوات

Get PRO

مارس '26

+725

في 0 قنوات

Get PRO

فبراير '26

+1 040

في 2 قنوات

Get PRO

يناير '26

+1 109

في 3 قنوات

Get PRO

ديسمبر '25

+767

في 0 قنوات

Get PRO

نوفمبر '25

+392

في 0 قنوات

Get PRO

أكتوبر '25

+582

في 2 قنوات

Get PRO

سبتمبر '25

+1 489

في 18 قنوات

Get PRO

أغسطس '25

+12 521

في 23 قنوات

التاريخ	نمو المشتركين	الإشارات	القنوات
07 يوليو	+129
06 يوليو	+11
05 يوليو	+8
04 يوليو	+8
03 يوليو	+8
02 يوليو	+14
01 يوليو	+8

منشورات القناة

VISIT - https://dashboard.cerebellumacademy.com/plans

2	𝗧𝗵𝗲 𝗱𝗮𝘆 𝘆𝗼𝘂 𝘀𝘁𝗮𝗿𝘁 𝘁𝗮𝗸𝗶𝗻𝗴 𝘄𝗼𝗿𝗸 𝘀𝗲𝗿𝗶𝗼𝘂𝘀𝗹𝘆, 𝗹𝗶𝗳𝗲 𝘀𝘁𝗮𝗿𝘁𝘀 𝘁𝗮𝗸𝗶𝗻𝗴 𝘆𝗼𝘂 𝘀𝗲𝗿𝗶𝗼𝘂𝘀𝗹𝘆.	702
3	Your score?	793
4	Q1. B — Squamous cell carcinoma is strongly associated with smoking and is characterized by keratin pearls and intercellular bridges. Q2. A — Polycythemia vera is commonly associated with JAK2 mutation and low erythropoietin levels. Q3. C — Post-streptococcal glomerulonephritis is mediated by immune complex deposition, a Type III hypersensitivity reaction. Q4. D — Pancreatic lipase causes fat saponification producing chalky white fat necrosis. Q5. C — Myocardial infarction at 1–3 days shows coagulative necrosis with prominent neutrophilic infiltration. Q6. A — PNH results from deficiency of GPI-anchored proteins CD55 and CD59 causing complement-mediated hemolysis. Q7. D — Varices are dilated congested veins resulting from impaired venous drainage in portal hypertension. Q8. B — Chronic myeloid leukemia is associated with the Philadelphia chromosome t(9;22). Q9. C — Chronic granulomatous disease results from NADPH oxidase deficiency causing defective respiratory burst. Q10. D — Full-thickness epithelial dysplasia without invasion is termed carcinoma in situ. Q11. A — Prussian blue stain demonstrates iron stores in bone marrow macrophages and erythroblasts. Q12. B — Classical Hodgkin lymphoma is characterized by CD15 and CD30 positive Reed-Sternberg cells. Q13. D — Tuberculous granulomas classically show central caseous necrosis. Q14. C — Urinary loss of antithrombin III creates a hypercoagulable state in nephrotic syndrome. Q15. B — Diffuse large B-cell lymphoma is the most common NHL subtype in adults. Q16. D — DIC presents with simultaneous thrombosis and bleeding with elevated D-dimer and consumption of clotting factors. Q17. A — Barrett esophagus represents metaplasia of squamous epithelium into intestinal-type columnar epithelium. Q18. C — Linear IgG deposition along GBM is characteristic of Goodpasture syndrome. Q19. D — Ischemic injury in solid organs and limbs produces coagulative necrosis. Q20. A — Repeated transfusions lead to secondary hemosiderosis with hemosiderin deposition. Q21. B — X-linked agammaglobulinemia causes absent mature B cells and recurrent bacterial infections. Q22. C — IFN-γ released from Th1 cells activates macrophages in granulomatous inflammation. Q23. D — Neurodegenerative diseases involve progressive degeneration and accumulation of abnormal proteins. Q24. A — Amyloid deposits show Congo red positivity with apple-green birefringence under polarized light. Q25. C — Minimal change disease shows diffuse foot process effacement without immune complex deposits. Q26. B — Primary myelofibrosis produces marrow fibrosis, dry tap, and tear drop cells. Q27. D — Liquefactive necrosis is typical of bacterial infections and CNS infarctions. Q28. C — Membranous nephropathy produces subepithelial deposits with classic spike and dome appearance. Q29. A — Spectrin defects are the commonest cause of hereditary spherocytosis. Q30. B — Chronic lymphocytic leukemia classically presents with smudge cells and lymphocytosis.	939
5	FMGE_JUN2026_Published_Result_DS.pdf ⭐ 𝗖𝗲𝗿𝗲𝗯𝗲𝗹𝗹𝘂𝗺 𝗖𝗼𝘂𝗽𝗼𝗻 𝗰𝗼𝗱𝗲 - 𝙉𝙀𝙓𝙏24 ( 𝙁𝙤𝙧 𝙢𝙖𝙭 𝙙𝙞𝙨𝙘𝙤𝙪𝙣𝙩) Share with friends👇(for more) https://whatsapp.com/channel/0029Va6AT0Y2v1IqAGrRiU2W	1 971
6	Answers will be available at 5 pm today ✅👇	2 043
7	Q29. A patient with hereditary spherocytosis has anemia and splenomegaly. Which membrane protein defect is most commonly implicated? A. Spectrin B. Factor VIII C. G6PD D. Pyruvate kinase Q30. A patient presents with marked lymphocytosis and smudge cells on peripheral smear. Which diagnosis is most likely? A. Acute lymphoblastic leukemia B. Chronic lymphocytic leukemia C. Hairy cell leukemia D. Acute myeloid leukemia	2 088
8	Q15. A 58-year-old man develops enlarged painless lymph nodes. Biopsy reveals diffuse sheets of large atypical B cells. Which is the most common type of non-Hodgkin lymphoma in adults? A. Follicular lymphoma B. Diffuse large B-cell lymphoma C. Burkitt lymphoma D. Mantle cell lymphoma Q16. A patient presents with severe sepsis and hypotension. Laboratory investigations show prolonged PT, prolonged aPTT, thrombocytopenia, and elevated D-dimer levels. Which diagnosis is most likely? A. Hemophilia A B. Vitamin K deficiency C. Liver failure D. Disseminated intravascular coagulation Q17. A patient with chronic GERD develops replacement of distal esophageal squamous epithelium by columnar epithelium with goblet cells. Which adaptive process is occurring? A. Metaplasia B. Dysplasia C. Hyperplasia D. Anaplasia Q18. A patient with nephritic syndrome undergoes renal biopsy. Immunofluorescence shows linear deposition of IgG along the glomerular basement membrane. Which disease is most likely? A. IgA nephropathy B. Membranous nephropathy C. Goodpasture syndrome D. Post-streptococcal glomerulonephritis Q19. A 50-year-old smoker develops sudden onset of severe calf pain and absent distal pulses. Histology shows ischemic tissue with preserved architecture but loss of nuclei. Which necrosis is present? A. Caseous necrosis B. Fat necrosis C. Liquefactive necrosis D. Coagulative necrosis Q20. A patient with β-thalassemia major develops severe iron overload after repeated transfusions. Which pigment accumulates in tissues? A. Hemosiderin B. Lipofuscin C. Bilirubin D. Melanin Q21. A patient develops recurrent respiratory infections since childhood. Serum electrophoresis shows markedly reduced gamma globulin fraction. Which diagnosis is most likely? A. Multiple myeloma B. X-linked agammaglobulinemia C. Selective IgA deficiency D. Hyper-IgM syndrome Q22. A patient presents with enlarged axillary lymph nodes. Biopsy reveals granulomatous inflammation with multinucleated giant cells and activated macrophages. Which cytokine is primarily responsible for macrophage activation? A. IL-4 B. IL-10 C. IFN-γ D. IL-5 Q23. A 70-year-old woman presents with progressive memory loss. Brain biopsy demonstrates extracellular beta-amyloid deposition and intracellular neurofibrillary tangles. Which pathological process best explains these findings? A. Hypertrophy B. Hyperplasia C. Degeneration D. Neoplasia Q24. A patient with chronic inflammation develops deposition of an extracellular eosinophilic material showing apple-green birefringence under polarized light after Congo red staining. What is the diagnosis? A. Amyloidosis B. Hyaline degeneration C. Fibrinoid necrosis D. Mucoid degeneration Q25. A patient with nephrotic syndrome has electron microscopy showing diffuse effacement of podocyte foot processes without immune deposits. Which diagnosis is most likely? A. Focal segmental glomerulosclerosis B. Membranous nephropathy C. Minimal change disease D. Membranoproliferative glomerulonephritis Q26. A patient presents with fatigue and splenomegaly. Peripheral smear shows tear drop cells and leukoerythroblastic picture. Bone marrow aspiration results in a dry tap. Which diagnosis is most likely? A. Polycythemia vera B. Primary myelofibrosis C. Essential thrombocythemia D. Chronic lymphocytic leukemia Q27. A patient with severe bacterial meningitis undergoes CSF examination. Histology shows complete enzymatic digestion of dead cells resulting in pus formation. Which type of necrosis is present? A. Coagulative necrosis B. Fat necrosis C. Caseous necrosis D. Liquefactive necrosis Q28. A patient presents with nephrotic-range proteinuria. Renal biopsy reveals subepithelial immune complex deposits producing a "spike and dome" appearance. Which diagnosis is most likely? A. Minimal change disease B. Focal segmental glomerulosclerosis C. Membranous nephropathy D. IgA nephropathy	1 788
9	Q1. A 62-year-old smoker presents with persistent cough, weight loss, and hemoptysis. Bronchoscopy reveals a centrally located lung mass. Histopathology shows keratin pearls and intercellular bridges. Which is the most likely diagnosis? A. Adenocarcinoma B. Squamous cell carcinoma C. Small cell carcinoma D. Large cell carcinoma Q2. A 45-year-old woman presents with fatigue, pruritus after a hot bath, and facial plethora. Laboratory evaluation shows elevated hemoglobin, hematocrit, and low serum erythropoietin levels. Which mutation is most commonly associated with this condition? A. JAK2 mutation B. BCR-ABL translocation C. MYC translocation D. FLT3 mutation Q3. A 7-year-old child develops generalized edema following streptococcal pharyngitis 2 weeks earlier. Urinalysis reveals hematuria with RBC casts. Light microscopy shows hypercellular glomeruli. Which hypersensitivity reaction mediates this condition? A. Type I hypersensitivity B. Type II hypersensitivity C. Type III hypersensitivity D. Type IV hypersensitivity Q4. A patient with acute pancreatitis develops areas of chalky white deposits in the peripancreatic fat. Histopathological examination reveals calcium soap formation. Which type of necrosis is present? A. Coagulative necrosis B. Liquefactive necrosis C. Caseous necrosis D. Fat necrosis Q5. A 55-year-old man develops chest pain and dies suddenly. Histology of myocardium obtained 3 days later shows extensive neutrophilic infiltration with coagulative necrosis. Which stage of myocardial infarction does this represent? A. 0–4 hours B. 12–24 hours C. 1–3 days D. 7–10 days Q6. A patient develops recurrent thrombosis involving hepatic and portal veins. Flow cytometry demonstrates absence of CD55 and CD59 on erythrocytes. Which disease is most likely? A. Paroxysmal nocturnal hemoglobinuria B. Hereditary spherocytosis C. Autoimmune hemolytic anemia D. Sickle cell disease Q7. A 60-year-old alcoholic presents with hematemesis. Endoscopy reveals esophageal varices secondary to portal hypertension. Which vascular adaptation best describes varices? A. Hyperplasia B. Hypertrophy C. Metaplasia D. Congestion Q8. A patient presents with marked leukocytosis and splenomegaly. Peripheral smear reveals all stages of granulocyte maturation with basophilia. Which chromosomal abnormality is characteristic? A. t(15;17) B. t(9;22) C. t(8;14) D. t(11;14) Q9. A child develops recurrent infections with catalase-positive organisms. Neutrophil oxidative burst testing is abnormal. Which condition is most likely? A. Leukocyte adhesion deficiency B. Chediak-Higashi syndrome C. Chronic granulomatous disease D. Wiskott-Aldrich syndrome Q10. A cervical biopsy from a 32-year-old woman shows full-thickness dysplasia of squamous epithelium without breach of basement membrane. What is the diagnosis? A. Mild dysplasia B. Moderate dysplasia C. Severe dysplasia D. Carcinoma in situ Q11. A patient develops severe microcytic hypochromic anemia due to chronic blood loss. Bone marrow examination shows absent iron stores. Which stain is used to demonstrate iron in marrow aspirate? A. Prussian blue stain B. PAS stain C. Ziehl-Neelsen stain D. Congo red stain Q12. A 35-year-old woman presents with fever, weight loss, and cervical lymphadenopathy. Lymph node biopsy reveals Reed-Sternberg cells positive for CD15 and CD30. Which diagnosis is most likely? A. Non-Hodgkin lymphoma B. Classical Hodgkin lymphoma C. Burkitt lymphoma D. Mantle cell lymphoma Q13. A patient with pulmonary tuberculosis develops granulomas with central acellular eosinophilic debris surrounded by epithelioid cells. Which type of necrosis is seen? A. Fat necrosis B. Liquefactive necrosis C. Coagulative necrosis D. Caseous necrosis Q14. A patient with nephrotic syndrome develops renal vein thrombosis. Loss of which anticoagulant factor in urine contributes significantly to this complication? A. Protein C B. Protein S C. Antithrombin III D. Factor VIII	1 185
10	Today questions on Pathology ✅👇	808
11	If you want to know who controls you, look at who you are not allowed to criticize.	1 077
12	Your score?	1 549
13	Q1. B — Peripheral chemoreceptors in carotid and aortic bodies respond rapidly to hypoxemia at high altitude and stimulate ventilation. Q2. A — Erythropoietin is produced mainly by kidneys and stimulates RBC production. Renal failure causes deficiency. Q3. C — Hypothalamic osmoreceptors detect increased plasma osmolarity and stimulate ADH secretion and thirst. Q4. D — Diffusion depends mainly on membrane thickness and available surface area according to Fick's law. Q5. C — Atropine blocks cardiac M2 receptors, removing vagal inhibition and causing tachycardia. Q6. A — Reduced blood viscosity lowers resistance and improves venous return, increasing cardiac output in anemia. Q7. D — Residual volume remains after maximal expiration and therefore cannot be measured by spirometry. Q8. B — Volume expansion suppresses renin release rapidly through decreased sympathetic and JG cell stimulation. Q9. C — Hyperventilation lowers CO₂ and increases pH, shifting the curve to the left and increasing affinity. Q10. D — Internal intercostals actively participate in forced expiration along with abdominal muscles. Q11. A — Sympathetic vasoconstriction increases total peripheral resistance and preserves blood pressure. Q12. B — Thick ascending limb is the diluting segment and remains impermeable to water even with ADH. Q13. D — Closure of semilunar valves generates the second heart sound (S2). Q14. C — Kussmaul respiration develops as respiratory compensation for metabolic acidosis. Q15. B — Carotid sinus baroreceptors sense increased pressure and trigger reflex vagal activation. Q16. D — Emphysema increases compliance but decreases recoil, making expiration difficult. Q17. A — AV node has an intrinsic rate of about 40–60/min and acts as the secondary pacemaker. Q18. C — Loss of bicarbonate from diarrhea causes metabolic acidosis. Q19. D — Medium-sized bronchi contribute most to airway resistance under normal conditions. Q20. A — Loss of albumin lowers plasma oncotic pressure and promotes edema formation. Q21. B — Aldosterone increases sodium reabsorption and potassium excretion in distal nephron. Q22. C — Increased 2,3-BPG shifts the dissociation curve rightward and promotes oxygen unloading. Q23. D — Expansion of the thoracic cavity makes intrapleural pressure more negative during inspiration. Q24. A — Platelets are essential for primary hemostasis and platelet plug formation. Q25. C — Carotid bodies are the major receptors for hypoxemia; denervation blunts this response. Q26. B — Renin secretion is an early response to reduced renal perfusion and hypotension. Q27. D — Pressure overload conditions like aortic stenosis produce concentric hypertrophy. Q28. C — Glucagon becomes the dominant hormone maintaining glucose during prolonged fasting. Q29. A — ABO incompatibility reactions are mainly mediated by naturally occurring IgM antibodies. Q30. B — Renal artery stenosis activates RAAS through reduced renal perfusion pressure.	1 583
14	Answers will be available at 5 pm ✅👇	1 282
15	Q17. A patient with complete heart block survives because another pacemaker takes over. Which structure normally has the second highest intrinsic rate? A. AV node B. Purkinje fibers C. Ventricular muscle D. Bundle branches Q18. A patient with severe diarrhea loses large amounts of bicarbonate in stool. Which acid-base disorder develops initially? A. Respiratory acidosis B. Respiratory alkalosis C. Metabolic acidosis D. Metabolic alkalosis Q19. A child accidentally inhales a foreign body causing obstruction of a major bronchus. Which airway generation contributes most to airway resistance normally? A. Respiratory bronchioles B. Terminal bronchioles C. Alveolar ducts D. Medium-sized bronchi Q20. A patient with nephrotic syndrome develops generalized edema. Which Starling force alteration contributes most? A. Decreased plasma oncotic pressure B. Increased plasma oncotic pressure C. Reduced capillary hydrostatic pressure D. Reduced interstitial oncotic pressure Q21. A patient with primary hyperaldosteronism develops persistent hypertension and hypokalemia. Which renal effect is expected? A. Increased sodium excretion B. Increased sodium reabsorption C. Reduced hydrogen ion secretion D. Reduced potassium secretion Q22. During exercise, oxygen extraction by skeletal muscle increases markedly. Which change facilitates oxygen unloading? A. Reduced temperature B. Reduced CO₂ C. Increased 2,3-BPG D. Increased pH Q23. During inspiration, intrapleural pressure becomes more negative mainly because: A. Alveolar collapse occurs B. Pulmonary blood flow decreases C. Airways constrict D. Thoracic cavity expands Q24. A patient with liver disease develops prolonged bleeding time due to thrombocytopenia. Which process is primarily impaired? A. Platelet plug formation B. Fibrin stabilization C. Activation of factor X D. Conversion of fibrinogen to fibrin Q25. A patient undergoes carotid body denervation experimentally. Which stimulus will be least effective in increasing ventilation afterward? A. Hypercapnia B. Acidosis C. Hypoxemia D. Exercise Q26. A patient develops severe dehydration with low blood pressure. Which renal mechanism is activated first to conserve volume? A. ANP release B. Renin secretion C. Reduced ADH secretion D. Increased GFR Q27. A patient with severe aortic stenosis develops left ventricular hypertrophy. Which type of hypertrophy occurs? A. Eccentric hypertrophy B. Physiological hypertrophy C. Dilated hypertrophy D. Concentric hypertrophy Q28. A subject undergoes prolonged fasting for 48 hours. Which hormone becomes most important in maintaining blood glucose? A. Insulin B. Somatostatin C. Glucagon D. Calcitonin Q29. A patient receives mismatched blood transfusion and develops intravascular hemolysis. Which immunoglobulin is mainly responsible for ABO incompatibility reactions? A. IgM B. IgG C. IgA D. IgE Q30. A patient with bilateral renal artery stenosis develops secondary hypertension. Which physiological system is predominantly activated? A. ANP pathway B. Renin-angiotensin-aldosterone system C. Kallikrein pathway D. Nitric oxide pathway	1 736
16	Q1. A 24-year-old man climbs rapidly to a high altitude and develops headache, tachypnea and dizziness. ABG shows low PaCO₂ with mild alkalosis. Which physiological mechanism is primarily responsible for the initial increase in ventilation? A. Central chemoreceptor stimulation B. Peripheral chemoreceptor stimulation C. Increased H⁺ concentration in CSF D. J receptor activation Q2. A patient with chronic renal failure develops normocytic normochromic anemia despite adequate iron stores. Which hormone deficiency is mainly responsible for this finding? A. Erythropoietin B. Thrombopoietin C. Renin D. Aldosterone Q3. During a marathon, a runner develops severe sweating and dehydration. Plasma osmolarity rises significantly. Which receptor detects this change and initiates ADH release? A. Baroreceptors B. Juxtaglomerular cells C. Hypothalamic osmoreceptors D. Carotid bodies Q4. A 55-year-old smoker has reduced diffusion capacity on pulmonary function testing. Which factor most directly determines diffusion of oxygen across the alveolar membrane? A. Airway resistance B. Tidal volume C. Compliance D. Surface area and membrane thickness Q5. A patient receives atropine before surgery and develops tachycardia. Which receptor blockade is primarily responsible? A. β1 receptor B. α1 receptor C. M2 receptor D. Nicotinic receptor Q6. A 32-year-old woman with iron deficiency anemia has increased cardiac output at rest. Which compensatory physiological response explains this? A. Reduced blood viscosity causing increased venous return B. Increased systemic vascular resistance C. Reduced stroke volume D. Decreased sympathetic activity Q7. A healthy volunteer undergoes spirometry testing. Residual volume cannot be measured directly by simple spirometry because: A. It changes with posture B. It depends on age C. It varies with exercise D. It remains in lungs after maximal expiration Q8. A patient receives a rapid infusion of normal saline causing transient expansion of extracellular fluid volume. Which hormone secretion decreases first? A. ADH B. Renin C. Cortisol D. Growth hormone Q9. A patient accidentally hyperventilates during an anxiety attack. Which immediate change occurs in the oxygen-hemoglobin dissociation curve? A. Right shift B. No change C. Left shift D. Biphasic shift Q10. A subject performs forced expiration during spirometry. Which muscle contributes most to this maneuver? A. Diaphragm B. External intercostals C. Sternocleidomastoid D. Internal intercostals Q11. A patient with severe hemorrhage has marked sympathetic activation. Which cardiovascular change helps maintain arterial pressure initially? A. Increased total peripheral resistance B. Reduced heart rate C. Reduced venous tone D. Reduced contractility Q12. A 20-year-old medical student drinks 2 liters of water rapidly during an experiment. Which nephron segment remains impermeable to water even in the presence of ADH? A. Collecting duct B. Thick ascending limb of loop of Henle C. Proximal tubule D. Thin descending limb Q13. During ventricular systole, the second heart sound is produced by closure of: A. Mitral and tricuspid valves B. Mitral valve only C. Tricuspid valve only D. Aortic and pulmonary valves Q14. A patient develops severe metabolic acidosis due to diabetic ketoacidosis. Which compensatory respiratory response occurs first? A. Apnea B. Hypoventilation C. Hyperventilation D. Bronchoconstriction Q15. A healthy volunteer receives an infusion causing increased arterial pressure. Which receptor detects this change and triggers reflex bradycardia? A. Pulmonary stretch receptor B. Carotid sinus baroreceptor C. J receptor D. Muscle spindle Q16. A patient with emphysema develops increased lung compliance. Which physiological consequence is expected? A. Reduced residual volume B. Increased elastic recoil C. Easier expiration D. Difficulty in expiration due to loss of recoil	1 310
17	Today questions on Physiology ✅👇	1 249
18	Growth begins when you accept yourself. Peace begins when you let go of what you can't control. Joy begins when you appreciate what you already have. Success begins when you refuse to give up. Trust the journey your future is full of possibilities.	1 392
19	Your score?	1 451
20	ANS Q1. B — Von Gierke disease is due to glucose-6-phosphatase deficiency causing fasting hypoglycemia, hepatomegaly, hyperlactatemia, and hyperuricemia. Q2. A — Vitamin B12 deficiency causes elevated methylmalonic acid and megaloblastic anemia, especially in strict vegans. Q3. C — Classic galactosemia results from galactose-1-phosphate uridyl transferase deficiency with accumulation of galactose-1-phosphate. Q4. D — Phenylketonuria results from phenylalanine hydroxylase deficiency leading to phenylalanine accumulation. Q5. C — Mitochondrial HMG-CoA synthase is the rate-limiting enzyme for ketone body synthesis. Q6. A — Pompe disease is caused by lysosomal acid maltase deficiency and involves both skeletal and cardiac muscle. Q7. D — Thiamine deficiency impairs pyruvate dehydrogenase activity causing Wernicke encephalopathy in alcoholics. Q8. B — Isoniazid increases pyridoxine deficiency, leading to peripheral neuropathy which is prevented by vitamin B6 supplementation. Q9. C — G6PD deficiency causes oxidative hemolysis with Heinz bodies and bite cells after oxidative stress. Q10. D — Vitamin B12 deficiency impairs homocysteine metabolism and contributes to vascular disease. Q11. A — Alkaptonuria is due to homogentisate oxidase deficiency causing ochronosis and dark urine. Q12. B — OTC deficiency is the most common urea cycle disorder and presents with hyperammonemia and elevated orotic acid. Q13. D — Vitamin K deficiency impairs γ-carboxylation of clotting factors and prolongs PT first. Q14. C — Hereditary fructose intolerance is due to aldolase B deficiency causing hypoglycemia after fructose intake. Q15. B — Folinic acid rescue bypasses DHFR inhibition and reduces methotrexate toxicity. Q16. D — Humans lack uricase; therefore uric acid is the final product of purine metabolism. Q17. A — Biotin deficiency causes dermatitis, alopecia, and enteritis, especially with prolonged TPN. Q18. C — Carnitine is required for transport of long-chain fatty acids into mitochondria for β-oxidation. Q19. D — Factor VII has the shortest half-life and is affected earliest in vitamin K deficiency. Q20. A — Zinc deficiency classically causes dermatitis, alopecia, poor wound healing, and infections. Q21. B — Pellagra due to niacin deficiency presents with dermatitis, diarrhea, and dementia. Q22. C — Excess NADH from alcohol metabolism inhibits the TCA cycle and promotes fatty liver. Q23. D — Pyruvate carboxylase is a biotin-dependent enzyme essential for gluconeogenesis. Q24. A — Folate deficiency elevates homocysteine but does not increase methylmalonic acid levels. Q25. C — McArdle disease is due to muscle glycogen phosphorylase deficiency causing exercise intolerance and absent lactate rise. Q26. B — Statins inhibit HMG-CoA reductase, the rate-limiting enzyme in cholesterol synthesis. Q27. D — Homocystinuria with downward lens dislocation is caused by cystathionine β-synthase deficiency. Q28. C — Pyridoxine deficiency increases oxalate production and predisposes to renal stones. Q29. A — Riboflavin deficiency causes angular cheilosis, glossitis, and corneal vascularization. Q30. B — Nitrous oxide oxidizes vitamin B12 and may worsen neurological manifestations of deficiency.	1 439

عرض جميع المنشورات