1. Which of the following is decreased as a result of hyperventilation?
2. The blood from an 8-year-old boy was analyzed by flow cytometry. The exact number of B cells was counted. Which of the following cell surface markers was likely used to identify the B cells in this blood sample?
3. Which of the following controls the salivary secretion?
4. Which of the following is likely to be decreased in a patient with severe anemia (Hb less than 7 g/dL)?
5. which of the following enzyme is stable at acidic pH
6. an important non respiratory function of lungs is
7. C 'wave in JVP is due to
8. basal metabolic rate depends most closely on
9. GFR measurement help in determining
10. Largest reserve of energy in body stored as
11. If diameter of a vessel is doubled
12. The oxygen hemoglobin dissociation curve is sigmoid because
13. all of the following antibacterial proteins are secreted from primary granules except
14. intrinsic factor of castle is secreted by which of the following cells in gastric glands
15. ST segment of ECG corresponds to
16. Carbon dioxide is transported in blood by a variety of mechanisms.Which of the following is quantitatively the most important method for transporting CO2?
17. mean circulatory filling ressure is
18. Cerebral perfusion pressure is
19. Under normal conditions, the main drive for respiration is the
20. Proximal convoluted tubule have which type of aquaporins
21. interference with oxygen exchange in lungs is a type of
22. Which of the following situations will lead to increased viscosity of blood
23. which of the following is absorbed in stomach
24. Chemoreceptors are located in which area
25. Function of myenteric plexus is to regulate
26. Following is given with iron to increase its absorption
27. Angiotensin II causes all of the following, except
28. which of the following is the active form of calcium in circulation
29. rods and cones differ in all except
30. why fetal cells continue to divide but terminally differentiated adult cells do not divide
31. If a creatinine clearance of 100 mL/min changes to 50 mL/min over 1 year, assuming that there has been no change in diet, which of the following physiologic changes can be expected?
32. normal pH of stomach is
33. Percentage of Total body water to total body weight at birth is
34. vit K dependent clotting factors are
35. life span of RBC is
36. normal anion gap is (in mEq/l)
37. bile acid pool circulates
38. The oxygen-hemoglobin dissociation curve shifts to the left under which of the following circumstances?
39. Which of the following regions of the nephron is capable of the greatest level of glucose reabsorption?
40. the sigmoid nature of Hb-O2 dissociation curve is because of
41. Vitamin B-12 is absorbed in
42. An increase in which of the following is the most likely stimulus for the proliferation a large number of blood vessels in an abdominal tumor?
43. Normal serum osmolality:
44. Ideal BMI or normal BMI index is:
45. Dosage of Vitamin C for curing scurvy:
46. which of the following are incorrectly paired
47. regarding golgi tendon organ true is
48. all of the following cranial nerves contain somatic efferents except
49. which of the following is inhibitory neurotransmitter
50. Calcium absorption is hampered by
51. which of the following does not have a corresponding releasing hormone from the hypothalamus
52. Myosin and actin filaments are kept in place by
53. Mechanism of action of Ca2+ in smooth muscle contraction
54. which of the following statements about vasomotor centre (VMC) is true
55. Glucagon activates which enzyme
56. which of the following is not an endocrine gland
57. Buffalo hump is seen in:
58. Active tension in a muscle depends upon
59. Surfactant is secreted by :
60. Bilateral damage to lateral hypothalamus causes
61. Precentral gyrus and corticospinal tract are essential for
62. Delta waves are seen in
63. which of the following is the correct pair
64. which of the following has slowest conduction velocity
65. Korsakoff's psychosis is due to deficiency of vitamin:
66. The distance by which two touch stimuli must be separated to be perceived as two separate stimuli is greatest on the
67. Feed forward inhibition synapse seen in
68. Folic acid deficiency causes:
69. Most recent taste sensation is
70. Which of the following laboratory parameters could be used to assess glycemic control over the past 2-3 months for a patient with type 2 diabetes?
71. All are functions of Parathormone except:
72. Human cardiac muscle contains
73. First heart sound caused by:
74. Function of epinephrine and norepinephrine in Fight or Flight response is
75. Keratomalacia caused by deficiency of Vitamin
76. Sensory fibres least susceptible to local anaesthesia
77. A man falls into a deep sleep with one arm unnder his head. This arm is paralysed when he awakens, but it tingles, and pain sensation in it is still intact. The reason for the loss of motor function without loss of pain sensation is that in the nerves to his arm
78. Which of the following is the primary opsonin in the complement system?
79. which ion is most important for neurotransmitter release
80. the site where myosin heads bind to actin in skeletal muscles are covered by
81. Calcitriol helps maintain calcium level in blood in associate with:
82. Fast excitatory post synaptic potential (EPSPs)
83. Main function of Vitamin C:
84. Intercalated discs are present in
85. Main organ for biological clock is
86. CSF pressure is mainly regulated by
87. Muscle spindle detects:
88. Which of the following directly inhibits insulin secretion?
89. Adrenocorticotropic hormone (ACTH) promotes the production of cortisol by stimulating which of the following reactions?
90. Resting membrane potential of a nerve is due to:
91. Use of pulse oximeter measures
92. How does cerebellum help in coordination of movement
93. Reciprocal inhibition is
94. Skilled voluntary movement is initiated at
95. Which is not an extrapyramidal tract
96. Which hormone stimulates respiration?
97. The enzyme primarily responsible for the conversion of T4 to T3 in the periphery is
98. Thirst is stimulated by
99. Wolf chaikoff effect is due to
100. what is the effect of moderate exercise on cerebral blood flow