Previous Next Veterinary Physiology MCQs General Instructions There will be 10 questions per page You can use Previous and Next Buttons to navigate between the pages Correct Answer will be displayed immediately after choosing an option Click Next button below to start 1. Hormone responsible for milk ejection is Prolactin Oxytocin Estrogen Progesterone None 2. The Erythrocyte sedimentation rate (ESR) is very fast in Cattle Horse Swine Dog None 3. The major blood group antigens are located in WBC platelets RBC plasma None 4. Excessive destruction of erythrocytes is characteristic of Aplastic anemia Pernicious anemia Hemolytic anemia All the above None 5. One gram of hemoglobin can carry how many ml of oxygen 0.0134ml 0.134 ml 1.34 ml 13.4 ml None 6. Enzyme which is not involved in digesting proteins? Pepsin Trypsin Amylase Carboxypeptidase None 7. Humidity is measured using Hygrometer Dry bulb thermometer Spirometer None of the above None 8. Spirometer is used to measure PO2 PCO2 HCO3- Respiratory volume None 9. Which of the following sphincters is under voluntary control? Internal anal External anal Pyloric Hepatopancreatic None 10. Alkaline mucous glands are found in the submucosa of the Cardia region of the stomach Ileum Jejunum Duodenum None 11. The gallbladder Produces bile Stores and concentrates bile Is attached to the pancreas Produces cholecystokinin None 12. Which organelles is the site for ATP production? Nucleus Mitochondria Gogli complex Ribosomes None 13. Organ called as "Voice box" is Trachea Pharynx Larynx Epiglottis None 14. Hunger centre is located at Pons Medulla Thalamus Hypothalamus None 15. Nucleated RBC is present in Horse Dog Cat Birds None 16. Summer sleep is termed as Estivation Hibernation Acclimation Acclimatization None 17. Plasma is.. Blood that has no red blood cells The liquid portion of blood including the clotting factors The liquid portion of blood minus the clotting factors The protein portion of blood None 18. Contraction of gall bladder and relaxation of sphincter of oddi is initiated by Gastrin Secretin Cholecystokinin Brady kinin None 19. Main function of paneth cells in small intestine is Secretion of hormones Secretion of mucous Production of bacteriolytic enzymes Absorption of nutrients None 20. The pancreas protects itself against self-digestion by producing a specific inhibitor protein called Carboxypeptidase A Carboxypeptidase B Pancreatic Trypsin Inhibitor Aminopeptidase None 21. Blood calcium level is increased by calcitonin parathyroid hormone thymulin aldosterone None 22. Injecting bromocriptone decreases the secretion of the hormone Thyroxine Parathormone Prolactin Growth hormone None 23. Which of the following is not a protein hormone? growth hormone thyroxine FSH relaxin None 24. Physiological cell death after completion of its function is known as________ necrosis apoptosis necrobiosis none of the above None 25. Structural and functional unit of myofibril is sarcoplasm sarcolemna sarcomere sarcotubule None 26. Melatonin is synthesized from adrenal gland pituitary gland pineal gland pancreas None 27. Hormone responsible for ‘let down’ of milk is adrenal corticoids oxytocin parathyroid hormone relaxin None 28. Normal pH of blood is 6.5 7 (neutral) 7.4 7.8 None 29. Ingestion of particulate matter is known as endocytosis ectocytosis phagocytosis pinocytosis None 30. Amino acid required for thyroid hormone synthesis is threonine tryptophan tyrosine all the above None 31. The ingestion of extracellular fluid is known as phagocytosis pinocytosis endocytosis none of the above None 32. The normal process by which animal removes gas from rumen is rumination regurgitation eructation mastication None 33. All the hypophysiotropic hormones are peptides except CRH GnRH TRH Dopamine None 34. The hormone that is most important for maintenance of lactation is oxytocin estrogen prolactin progesterone None 35. Which of the following is the body’s most powerful Na+ retaining hormone angiotensin I angiotensin II renin anti diuretic hormone None 36. Excessive secretion of GH during fetal life causes acromegaly gigantism dwarfism all of the above None 37. Primary energy source for cardiac muscle is glucose lactate creatine phosphate fatty acid None 38. Precursor of all steroid hormones acetate pyruvate cholesterol peptide None 39. Sweating rate is stimulated by sympathetic nervous system parasympathetic nervous system enteric nervous system central nervous system None 40. Hemoglobin combined with carbon dioxide is called as carboxyhemoglobin carbaminohemoglobin methemoglobin myoglobin None 41. Avascular structure of eye is sclera Iris lens choroid None 42. Which of the following enzyme is very active in acidic medium trypsin chymotrypsin pepsin carboxy peptidase None 43. Seasonal singing in birds is mainly influenced by the hormone oxytocin prolactin progesterone testosterone None 44. Diabetes insipidus is because of the deficiency of inulin insulin receptors ADH insulin None 45. Psychrometer is used to measure min and max temperature atmospheric pressure relative humidity wind velocity None 46. Cation that plays an important role in blood coagulation sodium selenium calcium cobalt None 1 out of 5 Time's up Comments and Discussion Previous Next Related
