Physiology - Central Nervous System
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Question 1 of 68
1. Question
Pain is conducted by :
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Question 2 of 68
2. Question
Hunger centre of brain is:
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Question 3 of 68
3. Question
Pain sensation from the lateral extremities is transmitted by :
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Question 4 of 68
4. Question
Cell bodies of the neurons which carry taste sensation from the anterior 2/3rd of the tongue are located in:
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Question 5 of 68
5. Question
Respiratory centre is situated in:
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Question 6 of 68
6. Question
Middle ear deafness can be tested by
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Question 7 of 68
7. Question
Preganglionic parasympathetic fibers are:
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Question 8 of 68
8. Question
The temperature of body is controlled by
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Question 9 of 68
9. Question
Sensations of pain from teeth and temperature are carried by
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Question 10 of 68
10. Question
Group B fibers are present in:
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Question 11 of 68
11. Question
Lesions within the basal ganglia produce the following signs except:
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Question 12 of 68
12. Question
Centre of activity of autonomic nervous system is:
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Question 13 of 68
13. Question
Which of the following is not true for myelinated nerve fibers:
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Question 14 of 68
14. Question
Receptors for olfactory sensation are present in :
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Question 15 of 68
15. Question
Tremors are seen in disorder of:
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Question 16 of 68
16. Question
Volunatary movement of eye ball is controlled by
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Question 17 of 68
17. Question
Unmyelinated fibres differ from myelinated fibers in that they :
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Question 18 of 68
18. Question
Breathing ceases upon destruction of the
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Question 19 of 68
19. Question
The Sensory receptors serving the stretch reflex are classified as:
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Question 20 of 68
20. Question
In CNS, the myelination is carried out by :
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Question 21 of 68
21. Question
Abdominal visceral pain is transmitted by :
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Question 22 of 68
22. Question
Chromatolysis is:
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Question 23 of 68
23. Question
Aphasia is most likely associated with a lesion in:
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Question 24 of 68
24. Question
Body temperature is maintained by :
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Question 25 of 68
25. Question
The term ‘myopia’ refers to :
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Question 26 of 68
26. Question
which receptor is responsible for monitoring the rate of muscle stretch?
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Question 27 of 68
27. Question
Neurotransmitter in nigrostrial pathway is:
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Question 28 of 68
28. Question
First change to occur after nerve cut is:
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Question 29 of 68
29. Question
First change to occur in the distal segment of cut:
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Question 30 of 68
30. Question
Which sensation is not lost on the side of lesion in brown sequard syndrome?
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Question 31 of 68
31. Question
Wallenberg degeneration is seen in:
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Question 32 of 68
32. Question
In cerebellar disease, all the statements are correct except:
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Question 33 of 68
33. Question
Swallowing center is situated in:
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Question 34 of 68
34. Question
Hyper kinetic syndromes such as chorea and athetosis are usually associated with pathological changes in:
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Question 35 of 68
35. Question
Satiety center in hypothalamus is regulated by :
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Question 36 of 68
36. Question
Function of GABA on CNS is:
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Question 37 of 68
37. Question
Gag reflex is mediated by _____ cranial nerve:
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Question 38 of 68
38. Question
Phagocytosis in the CNS is done by :
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Question 39 of 68
39. Question
Sympathetic stimulation causes :
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Question 40 of 68
40. Question
Pain producing substance is:
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Question 41 of 68
41. Question
Resting membrane potential of nerve fiber is:
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Question 42 of 68
42. Question
Red colour blindness is called :
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Question 43 of 68
43. Question
Pacinian corpuscles are major receptor for:
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Question 44 of 68
44. Question
Tissues with least regenerative potential is:
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Question 45 of 68
45. Question
Intensity of sound is measured in:
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Question 46 of 68
46. Question
Sweat glands are supplied by only:
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Question 47 of 68
47. Question
Copious flow of watery saliva is secreted in response to :
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Question 48 of 68
48. Question
The cell junctions allowing exchange of cytoplasmic molecules between two cells are called:
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Question 49 of 68
49. Question
The first physiological response to high environmental temperature is:
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Question 50 of 68
50. Question
Following are extrapyramidal tracts except
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Question 51 of 68
51. Question
function of Merkel’s cells is:
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Question 52 of 68
52. Question
Afferent component of corneal reflex is mediated by :
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Question 53 of 68
53. Question
Sensory receptors for pain are
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Question 54 of 68
54. Question
Blood supply to the brain during moderate exercise:
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Question 55 of 68
55. Question
Delta waves of Electroencephalogram have frequency of :
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Question 56 of 68
56. Question
Which of the following acts as a neurotransmitter inhibitor :
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Question 57 of 68
57. Question
The most outer covering of nerve fibres is called as:
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Question 58 of 68
58. Question
The pathway of pain from teeth and temperature is carried by :
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Question 59 of 68
59. Question
Intention tremor is a feature of :
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Question 60 of 68
60. Question
DOPA and 5 – Hydroxytryptophan are clinically important because
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Question 61 of 68
61. Question
Epicrritic perception of pain occurs at the level of
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Question 62 of 68
62. Question
Broca’s area is concerned with
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Question 63 of 68
63. Question
Blood brain barriers is absent in all of the following areas except
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Question 64 of 68
64. Question
Which of the following is not true about axonotmesis?
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Question 65 of 68
65. Question
Axon hillock is part of the soma of neuron which
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Question 66 of 68
66. Question
In nerve , the magnitude of the action potential overshoot is normally a function of the
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Question 67 of 68
67. Question
Stimulating mechanoreceptors or nociceptors in mouth triggers the
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Question 68 of 68
68. Question
Following are the changes during accommodation except
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