ZOO502 MCQs

Current MCQs Zoo502

(For finals)

1. which is not related to physiology.______________None.
2. pineal glands are found in dorsal surface of ........... in vertbrates___________ forebrain.
3. insp3 releases the ca2+ ions from intracellulr calcium stores like... A.. mitochondria and endo plasmic reticulum B... golgi appratus and ER C.... ER and ribosomes D.. mitochondria and golgi appratus
4. ca2+ flow out of lumen of SR increases free ca2+ Conc. In myoplasm to an active level of about..____________10 ki power -7 M
5. human S-A node is ......... thick__________1mm
6. Rhythmical discharge of sinstric node is......... per minute.___________70 to 80
7. females IRV is ........_______1900 ml
8. related to emesis___________reverse peristalsis
9. Velocity of impulse conducting by arterial fiber is__________. 0.3%
10. The relative viscosity of the plasma __________. 1.8
11. Fenestrated capillaries are found in __________. Endocrine gland
12. . __________ is the local vasoconstrictor.______________Angiotensin II
13. Respiratory system of ______is composed of 7 or 9 air sacs. _________Birds
14. . A camel can lose ______ of water and still survive. _________40%
15. GFR averages an astounding _____ per minute._______________ 125ml
16. Esophagus is included in ______ division of mammalian digestive tract. ___________Four
17. Brown fat contains large amount of _________. Mitochondria
18. It requires only ____ of water to excrete 1g of urea._________ 0.05 L
19. Which is Neuroethological Study behavior in laboratory__________ There are no predators
20. Esophagus is the part of ________. Foregut
21. Troponin is sensitive to ______. Ca+
22. 1 joule of energy utilized in work, ________ energy is degraded. ________3 J
23. A honey bee finds a food source close to the _________. 50m
24. One female has an exclusive relationship with two or more males, ________. Polyandrous
25. Social behavior _______. (cooperation, conflict, competition)________All
26. Agonistic behavior ________. (Threat display, attach, fight)____________ All
27. The conc. of K-ion is maintained _______ times more in the cytosol than extracellular fluid.________ 10-30
28. A depolarization in the range of ______ is the threshold that triggers an AP. ______--55 to -30
29. Meissner’s corpuscles receptors are for _________. Touch
30. Which one of the following is not local vasoconstrictor_______Endorphins
31. Example of peptide hormone________. Oxytocin
32. Cytosolic conc. of calcium ions remains _________. Below 10-6
33. _________ that induce hallucinations._________ Mascalline
34. Example of steroid hormone is ____________. Aldosterone
35. Adenohypophysis contains_____ types of glandular cells that synthesized and secrete hormones.________ 5
36. Melatonin belongs to ________. Pineal gland
37. ________ releases Ca-ions from bones to blood. _________Parathormone
38. Sweating occurs by __________. UCT upper critical temperature
39. The study of physics law in physiology of __________ is called as hemodynamics.___ Circulatory
40. ________ involves maintaining the pH of urine.________ Tubular reabsorption
41. . Epithelium layer of the small intestine produce the enzyme. ________Pepsin
42. Example of temporal heterotherm ___________. Python
43. which of these is temporal heterotherms __________humming bird
44. luminal membrane of intestinal epithelial cells have ........ types of transport protein____Five
45. human GIT secrete ........ litre of exocrine fluid per day__________3
46. ........... recieves bile salt from gall bladder.___________ Duodenum
47. esophagus is icluded in __________foregut
48. length of a muscular twich is _______10msec
49. equation for blood flow is_______V=Q/A
50. warmth receptors has conduction velocity _______19m/s
51. which of the following in related to ATPase_________ Association with Na+/K+ pumps
52. Which of the following in not related to voltage gated sodium channels _______Slightly smaller than the potassium channels .
53. AChE is abundantly present in_______ Synaptic cleft.
54. Human have more than-----------different types of recepters for bitter taste_______30
55. Markels disks are associated with reception of ________ vibration
56. Cold recepters are------ more common in skin than heat receptors.__________3.5 times
57. Melatonin belongs to_______ Pineal gland
58. In ---- protectin regulates fat metabolism and reproduction________Birds
59. In the synthesis of catecholamines conversion of tyrosine to dopa and dopamine occure in the _________ Cytosol
60. Thyroglobuline is stored within the thyroid gland in________Follicles
61. Hypothyrodism leads to ---- a) High body temp. b) Cretinism c) Weight loss d) Profuse sweating
62. When the force exerted by the muscles contraction is equal to the opposing external force then ----- contractions occur___________ Isometric
63. In equation R= , stands for ___________Resistance to blood flow
64. Atria blood pressure is highest during____________ Ventricular systole
65. Blood with hemoglobin can carry ----O2 per_________20 ml
66. Central chemoreceptor are located in__________ Medulla of mammals
67. which of the following produces atrial natriuretic peptide (ANP) hormone.______________strech sensitive secretor cells.
68. which of the following is an example of negative feedback mechanism _______control of blood sugar by insulin
69. Which of the following is related to stenohaline animals ______ they can carry osmotic regulation in face of changing salinity
70. ----is involved in maintaing ph of urine___________tubular secreation.
71. Structure and function level exists at, (system-muscle, cell-muscle, macromolecule- sarcomere)________All
72. Electric transmission in cells has observed in _______smooth muscles fibers, cadic muscle fiber.
73. Synaptic cleft size is (1mm, 2mm, 3mm, 4mm)? 20nm wide
74. Acromatic vision is due to_________rods.
75. Secretions that affect neighboring cells are__________Paracrine.
76. Incorrect statement about receptors of taste__________(salty taste is associated with ions)
77. Hypothalamic releasing hormones except___________thyrotropin
78. . Myofibril diameter is__________1-2um.
79. Produces ANP hormone________ striated sensitive fibers
80. Resting tidal volume_____ Averages about 500 mL in human male and female both
81. Statement relevant to stenohaline_________animals that are found in estuary and river-sea water coonfluence
82. GFR average is______ 125ml
83. Length of jejunum is __________2.5m
84. Salivary secretions have__________HCO3
85. Epithelium of small intestine produces enzyme_________ proteolytic enzyme
86. Laminal membrane of small intestine-----types of transport protein (4,5,6,7)
87. . Relevant instinctive behavior development after exposure to environment (agonistic, social, territorial adaptive)
88. Neurohypophysis is .....lobe of pituitary gland________posterior.
89. Receptor of thyroid gland are found in ......
90. Brow fate contain....as appear brown_________large number of mitochondria.
91. Blood with hemoglobin can caery.......oxygen is_______20ml
92. Require ..... water to excret 1g of urea_______0.05L
93. Salivary and pancreatic secretion contain__________ HCO3 ions
94. Goblet produce in______ intestine.
95. .....largest water soluble nutrient______VitaminB12
96. True about action potential__________ inflow of sodium ion (depolarization)
97. Not a part of organ corti________ Reissner’s men
98. Cold receptor are.....more than heat receptor________3.5 times
99. Human retina has ....cone______6million

100. Diameter pitutary gland__________1cm 101. . ........ are stimulated by stretch of the arterial wall._______Baroreceptors 102. Which is nitrogenous base...... urea..uric acid.. amonia____________all of these