MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is does not changes in the old age - |
| A. | Glucose tolerance |
| B. | GFR |
| C. | Blood pressure |
| D. | Heamatocrit |
| Answer» E. | |
| 2. |
Active transport across the cell membrane is mediated by: |
| A. | G-proteins |
| B. | Na+ - K+ ATPase |
| C. | Carrier protein |
| D. | Channel protein |
| Answer» D. Channel protein | |
| 3. |
Which of the following clearly states the role of basal ganglia in motor function - |
| A. | Coordinate function |
| B. | Balance |
| C. | Planning |
| D. | Skilled function |
| Answer» D. Skilled function | |
| 4. |
'Inflation of lungs induces further inflation' is explained by - |
| A. | Hering - Breuer deflation reflax |
| B. | Hering - Breuer inflation reflex |
| C. | J-reflex |
| D. | Head's paradoxial reflex |
| Answer» E. | |
| 5. |
Not stimulus for normal/resting ventilation? |
| A. | J receptors |
| B. | Stretch receptors |
| C. | PCO2 |
| D. | PO2 |
| Answer» B. Stretch receptors | |
| 6. |
In exercising muscle, true about metabolism is - |
| A. | Same in aerobic and anaerobic |
| B. | Fatty acid used mainly |
| C. | glycogen and creatine kinase used aerobically |
| D. | All of the above |
| Answer» D. All of the above | |
| 7. |
Endometrium regeneration starts on which day of menstrual cycle ? |
| A. | 5th day |
| B. | 7th day |
| C. | 14th day |
| D. | 28th day |
| Answer» B. 7th day | |
| 8. |
The resting membrane potential of a cell is due to permeability of ? |
| A. | K+ |
| B. | Na+ |
| C. | Ca++ |
| D. | Cl- |
| Answer» B. Na+ | |
| 9. |
Which is the best parameter for analysis of Hypoxic hypoxia |
| A. | Arterial PO2 |
| B. | Arterial PCO2 |
| C. | Venous PO2 |
| D. | A-V Difference |
| Answer» B. Arterial PCO2 | |
| 10. |
Which of the following coagulation factors causes cross linking and stabilization of clot. |
| A. | Factor VIII |
| B. | Factor IX |
| C. | Factor XIII |
| D. | Thrombin |
| Answer» D. Thrombin | |
| 11. |
Group II sensory fibers to attach to - |
| A. | Flower spray ending |
| B. | Annulospiral ending |
| C. | Pacinian corpsucle |
| D. | Golgi tendon |
| Answer» B. Annulospiral ending | |
| 12. |
Slow IPSP in autonomic is generated by : |
| A. | Dopamine |
| B. | GnRH |
| C. | Adrenaline |
| D. | Nicotinic cholinergic |
| Answer» B. GnRH | |
| 13. |
Ineffective osmols is - |
| A. | Na+ |
| B. | K+ |
| C. | Urea |
| D. | All of the above |
| Answer» D. All of the above | |
| 14. |
GFR is measured by: |
| A. | Creatinine |
| B. | Inulin |
| C. | Para amino hippurate |
| D. | Intravenous dye |
| Answer» C. Para amino hippurate | |
| 15. |
Somatomedin mediates: |
| A. | Gluconeogenesis |
| B. | Decreased rate of glucose uptake by cells |
| C. | Deposition of chondroitin sulfate |
| D. | Lipolysis |
| Answer» D. Lipolysis | |
| 16. |
Which of the following phrase adequately describes Pacinian corpuscles - |
| A. | Slowly adapting touch receptors |
| B. | A type of pain receptors |
| C. | Located in the joint |
| D. | Rapidly adapting touch receptors |
| Answer» E. | |
| 17. |
Elasticity of heart muscle mainly depends on ? |
| A. | Myosin |
| B. | Actin |
| C. | Titin |
| D. | Troponin |
| Answer» D. Troponin | |
| 18. |
Greatest stimulation for ADH secretion - |
| A. | Hypotension |
| B. | Hypovolemia |
| C. | Hyperosmolarity |
| D. | Hyponatremia |
| Answer» D. Hyponatremia | |
| 19. |
Spuriously high BP is seen in A/E: |
| A. | Auscultatory gap |
| B. | Small cuff |
| C. | Thick calcified vessels |
| D. | Obesity |
| Answer» B. Small cuff | |
| 20. |
The main cause of increased blood flow to exercisingmuscles is |
| A. | Vasodilatation due to local metabolites |
| B. | Raised blood pressure |
| C. | Increased heart rate |
| D. | Increased sympathetic discharge to peripheral vessels |
| Answer» B. Raised blood pressure | |
| 21. |
Hematopoiesis first starts in ? |
| A. | Liver |
| B. | Yolk sac |
| C. | Bone marrow |
| D. | Spleen |
| Answer» C. Bone marrow | |
| 22. |
Brain lipid binding proteins is expressed by which of the following: |
| A. | Mature astrocytes |
| B. | Oligodendrocytes |
| C. | Purkinje cells |
| D. | Pyramidal neurons |
| Answer» B. Oligodendrocytes | |
| 23. |
In hippocampus EEG waves are - |
| A. | Beta wave |
| B. | Alpha wave |
| C. | Delta wave |
| D. | Theta wave |
| Answer» E. | |
| 24. |
A substance is present in concentration of 2 mg% in the afferent arteriole and zero mg% in the efferent. True about the substance is - |
| A. | Absorbed in PCT |
| B. | Impermeable in loop Henk |
| C. | It is free filtered in glomerulus |
| D. | Secreted in cortical nephron |
| Answer» D. Secreted in cortical nephron | |
| 25. |
Cyanosis does not occur in severe anemia because |
| A. | Oxygen carrying capacity of available Hb is increased |
| B. | Hypoxia stimulates erythropoietin production |
| C. | Oxygen Hemoglobin curve shift to the right |
| D. | Critical concentration of Hb required to produce cyanosis is reduced |
| Answer» E. | |
| 26. |
In tetany of hyperexcitability is due to - |
| A. | Prevent Na+ and K+ release |
| B. | Decrease Ca++ produce generation of AP |
| C. | Low Ca++ causes increase permeability to Na+ |
| D. | Prevent K+ release |
| Answer» D. Prevent K+ release | |
| 27. |
Non-shivering thermogenesis is mediated by: |
| A. | Alpha1 receptor |
| B. | Beta3 receptor |
| C. | Beta2 receptor |
| D. | UCP-2 |
| Answer» C. Beta2 receptor | |
| 28. |
'D' cells of the pancreas secrete |
| A. | Insulin |
| B. | Glucagon |
| C. | Intestinal peptide |
| D. | Somatostatin |
| Answer» E. | |
| 29. |
Which of these can cause hipocalcemia - |
| A. | Calcitonin |
| B. | Thyroxine |
| C. | Choloecalciferol |
| D. | Parathyroid hormone |
| Answer» B. Thyroxine | |
| 30. |
Tidal volume in a normal man at rest is about |
| A. | 0.5 1 |
| B. | 1.21 |
| C. | 2.51 |
| D. | 4.59 |
| Answer» B. 1.21 | |
| 31. |
Which of the following nucleus controls the circadian rhythm? |
| A. | Paraventricular nucleus |
| B. | Supraoptic nucleus |
| C. | Premamillary nucleus |
| D. | Suprachiasmatic nucleus |
| Answer» E. | |
| 32. |
In RBC,which of the following enters via facilitated diffusion: |
| A. | Glycine |
| B. | Glucose |
| C. | Oxygen |
| D. | Na+ |
| Answer» C. Oxygen | |
| 33. |
Radiation produces its effect on tissue by - |
| A. | Increasing the temperature |
| B. | Coagulation of cytoplasm |
| C. | Hydrolysis |
| D. | Charring of neucleoprotein |
| Answer» E. | |
| 34. |
Basophilic cells of pituitary secretes - |
| A. | TSH |
| B. | ACTH |
| C. | LH |
| D. | All of the above |
| Answer» B. ACTH | |
| 35. |
Commonest calcifying brain tumor in a child is - |
| A. | Meningioma |
| B. | Craniopharyngioma |
| C. | Medulloblastoma |
| D. | Glioma |
| Answer» C. Medulloblastoma | |
| 36. |
Investigation of choice in pulmonary embolism is: |
| A. | Contrast-MRI |
| B. | Ventilation perfusion scan |
| C. | CT-scan |
| D. | MRI |
| Answer» C. CT-scan | |
| 37. |
In 'scurvy'all of the following radiological signs are seen except: |
| A. | Soap bubble appearance |
| B. | Pelican spur |
| C. | Frenkel's line |
| D. | Zone of demarcation near epiphysis |
| Answer» B. Pelican spur | |
| 38. |
Action of cholecystokinin include all of the foollowing except - |
| A. | Secretion of pancreatic juice rich in enzymes |
| B. | Contraction of gall bladder |
| C. | Stimulated gastric emptying |
| D. | Increases the escretion of enterokinase |
| Answer» E. | |
| 39. |
Juxtamedullary nephrons in kidney are what percentage of total nephrons - |
| A. | 70 |
| B. | 90 |
| C. | 15 |
| D. | 50 |
| Answer» D. 50 | |
| 40. |
Which of the following is correct regarding fertilization and implantation? |
| A. | Implantation occurs 24 hours after fertilization |
| B. | Fertilization usually occurs in the uterus |
| C. | The cilia beat towards fimbriae |
| D. | The tubes are lined by ciliated epithelium |
| Answer» E. | |
| 41. |
Ventilation perfusion ratio is maximum at |
| A. | Apex of lung |
| B. | Base of lung |
| C. | Right posterior lobe of lung |
| D. | Equal in all areas of lung |
| Answer» B. Base of lung | |
| 42. |
The factor responsible for the left shift of Hb-O2 dissociation curve is - |
| A. | Fall in temperature |
| B. | Increase in 2, 3 DPG in RBC |
| C. | Increase level of CO2 in blood |
| D. | Fall in pH |
| Answer» B. Increase in 2, 3 DPG in RBC | |
| 43. |
Plasma membrane of cell is bounded to cytokeleton by ? |
| A. | Ankyrin |
| B. | Sepctrin |
| C. | Tubulin |
| D. | Laminin |
| Answer» B. Sepctrin | |
| 44. |
Major basic protein secreted by ? |
| A. | Neutrophil |
| B. | Basophil |
| C. | Platelet |
| D. | Eosinophil |
| Answer» E. | |
| 45. |
Transition temperature of lipid bilayers of cell membrane is increased by - |
| A. | Saturated fatty acids |
| B. | Cholesterol |
| C. | Unsaturated fatty acids |
| D. | Hydrocarbons |
| Answer» B. Cholesterol | |
| 46. |
In high altitude mountain sickness, feature of pulmonary edema is - |
| A. | Decreased pulmonary capillary permeability |
| B. | Increased pulmonary capillary pressure |
| C. | Increases left ventricular back pressure |
| D. | All of the above |
| Answer» C. Increases left ventricular back pressure | |
| 47. |
Which of the following causes maximal cerebral vasodilation: |
| A. | Lactic Acidosis |
| B. | Exercise |
| C. | Hypercarbia |
| D. | Hypoxia |
| Answer» D. Hypoxia | |
| 48. |
Modality that is lost on the ipsilateral side in Brown sequard syndrome is: |
| A. | Crude touch |
| B. | Proprioception |
| C. | Pain |
| D. | Temperature |
| Answer» C. Pain | |
| 49. |
Regarding pulmonary function test all are TRUE,EXCEPT:- |
| A. | Total lung volume increases in emphysema |
| B. | Compliance decreases in interstitial lung disease |
| C. | Compliance is total lung distensibility |
| D. | FEV1,is forced expiratory rate at one minute |
| Answer» E. | |
| 50. |
Predominant site of erythropoiesis during 6th month of gestation is ? |
| A. | Yolk sac |
| B. | Liver |
| C. | Bone marrow |
| D. | Thymus |
| Answer» C. Bone marrow | |