1. microvilli in the intestine helps to counteract viral infection by increasing absorption forming immunoglobulins increase in cell surface area increase th eno f receptors 2. C ‘wave in JVP is due to Atrial contraction Bulging of tricuspid valve into the right atrium Atrial filling with tricuspid valves closed Rapid right ventricular filling 3. lining cells of bronchi include all of the following except clara cells langerhans cells kulchitsky cells brush cells 4. Which of the following regions of the nephron is capable of the greatest level of sodium reabsorption? Distal convoluted tubule Thick ascending limb of the loop of Henle Collecting duct Proximal convoluted tubule 5. Goblet cells secrete Serotonin pepsin Mucus HCL 6. Hypoxia due to slowing of circulation is Anemic Stagnant Histotoxic None 7. equilibrum potential for an ion s calculated using nernst equation henderson hesselbach equation gibbs donnan equation goldman equation 8. Vital capacity is measured by Gas dilution method Plethysmography Nitrogen washout technique Spirometer 9. Diffusion capacity of carbon monoxide is decreased in all except Pulmonary vascular disease Emphysema Interstitial lung disease Polycythemia 10. The blood within the vessels doesnot clot normally because Thrombin has a positive feedback on plasminogen Sodium citrate in plasma chelates calcium ions Vascular endothelium is smooth and coated with glycocalyx Vitamin K antagonists are present in plasma 11. A dietary deficiency of which of the following is most strongly associated with a neural tube defect at the base of the fetus’s spine? Folate Iron Calcium Vitamin C 12. vit K dependent clotting factors are 3,6,8 2,7,9,10 7,9,10 3,10,12 13. Which of the following is most likely to be decreased during resting conditions for a patient that has been severely anemic (Hb = 6.0 g/dL) for several months? Cardiac output Mixed venous PO2 2,3-diphosphoglycerate Arterial PO2 14. orthopnea in heart failure develops due to reservior function f pulmonary veins reservior function of leg veins reservior function of leg arteries reservior function of pulmonary arteries 15. In the following food items, which one has the highest ‘Glycemic index’? Brown rice Corn flakes Ice cream Whole wheat bread 16. An increase in which of the following is the most likely explanation for the swelling in the legs seen with congestive heart failure? Interstitial colloid osmotic pressure Right atrial pressure Plasma colloid osmotic pressure Lymph flow 17. Windkessel effect in large arteries perform what function Maintain intravascular volume Exchange of respiratory gases Prevent fluctuation in BP provide peripheral resistance 18. Glomerular filtration of a substance depends upon Both of the above Lipid solubility of substance none of the above binding capacity to albumin 19. After a total gastrectomy, which of the following digestive enzymes will be produced in inadequate amounts? Pepsin Chymotrypsin Amylase Lipase 20. Largest reserve of energy in body stored as Blood glucose Adipose tissue Muscle glycogen Liver glycogen Loading … Question 1 of 20