Neural Control and Coordination (Multiple Choice Questions and Answers)

Neural Control and Coordination

Multiple Choice Questions and Answers

 1. Some cells in our body can be over a foot long, they are

(a) muscle cell

(b) nerve cell

(c) gland cell

(d) bone cell

Answer: (b) nerve cell

2. Optic nerve is the

(a) fifth cranial nerve

(b) second cranial nerve

(c) 7th cranial nerve

(d) 9th cranial nerve

Answer: (b) second cranial nerve

3. Which of the following processes occur only in animals?

(a) hormonal control

(b) respiration

(c) nervous control

(d) nutrition

Answer: (c) nervous control

4. Muscular coordination in mammals is controlled by which part of the brain

(a) medulla

(b) cerebrum

(c) cerebellum

(d) olfactory lobe

Answer: (c) cerebellum

5. Which nerve is purely motor?

(a) abducens

(b) trigeminal

(c) olfactory

(d) vagus

Answer: (a) abducens

 6. Cavity in spinal cord is called

(a) enterocoel

(b) blastocoels

(c) schizocoel

(d) neurocoel

Answer: (d) neurocoel

 7. Reflex action in a vertebrate is displayed by

(a) sensory nerve

(b) autonomic response

(c) cranial nerve

(d) none

Answer: (b) autonomic response

 8. Third ventricle is found in

(a) heart of rabbit

(b) brain of rabbit

(c) heart of frog

(d) kidney of frog

Answer: (b) brain of rabbit

 9. Transformation of light into nerve impulse is

(a) mechanical process

(b) biological process

(c) physical process

(d) chemical process

Answer: (b) biological process

10. Reflex action is controlled by

(a) autonomic nervous system

(b) peripheral nervous system

(c) central nervous system

(d) vertebral column

Answer: (c) central nervous system

11. Foramen of Monro is an aperture found between

(a) third ventricle and fourth ventricle

(b) diocoel and metacoel

(c) brain and spinal cord

(d) lateral ventricle and third ventricle

Answer: (d) lateral ventricle and third ventricle

 12. Name of the nervous band which connects cerebral hemisphere in rabbit is

(a) Corpus albicans

(b) Corpus spongiosum

(c) Corpus callosum

(d) Corpus striatum

Answer: (c) Corpus callosum

 13. Functions of nervous tissue is

(a) irritability

(b) sensitivity

(c) responsiveness

(d) contraction

Answer: (c) responsiveness

14. Excitation from ear is carried by which cranial nerve

(a) auditory

(b) olfactory

(c) optic

(d) trigeminal

Answer: (a) auditory

 15. Lateral ventricles are found in

(a) heart

(b) thyroid

(c) brain

(d) brain and heart

Answer: (c) brain

 16. If heart is stimulated through its vagus supply, heart rate will

(a) decrease

(b) increase

(c) shows no change

(d) none

Answer: (a) decrease

17. Outermost covering of brain is called

(a) choroid

(b) duramater

(c) piamater

(d) arachnoid

Answer: (b) duramater

18. Cerebral hemispheres are centre for

(a) reasoning

(b) thinking

(c) will power

(d) all

Answer: (d) all

19. Main function of cerebellum is

(a) will power

(b) memory

(c) control of involuntary muscles

(d) coordination of voluntary actions

Answer: (d) coordination of voluntary actions

20. Nerve carrying impulse from organ to nerve centre is

(a) afferent

(b) efferent

(c) mixed

(d) motor sensory

Answer: (a) afferent

21. Purely sensory cranial nerve includes

(a). I, V, VII

(b).I, II, IV

(c) I, II, VIII

(d) None

Answer: (c) I, II, VIII

22. Corpus callosum connects

(a) two cerebral hemispheres

(b) two optic lobes

(c) two olfactory lobes

(d) optic chiasma

Answer: (a) two cerebral hemispheres

23. Injury of which of the following parts may cause a weakening of memory

(a) cerebellum

(b) cerebrum

(c) hypothalamus

(d) medulla

Answer: (b) cerebrum

24. Impulse for voluntary forced breathing starts in

(a) spinal cord

(b) medulla

(c) cerebral hemispheres

(d) vagus nerve

Answer: (c) cerebral hemispheres

25. Afferent nerve fibre conducts impulse from

(a) CNS to effector

(b) Receptor to CNS

(c) Receptor to effector

(d) Effector to receptor

Answer: (b) Receptor to CNS

26. Tongue is under the control of which nerve

(a) Vagus

(b) Trigeminal

(c) Glossopharyngeal

(d) Autonomic nervous system

Answer: (c) Glossopharyngeal

 27. Which cranial nerve is the longest and supplies parts of body other than head?

(a) Trochlear

(b) Vagus

(c) Oculomotor

(d) Auditory

Answer: (b) Vagus

 28. Which of the following controls heart beat?

(a) autonomic nervous system

(b) vagus nerve

(c) glossopharyngeal nerve

(d) none

Answer: (a) autonomic nervous system

 29. Cell bodies of afferent fibres of spinal nerves lie in

(a) white matter

(b) dorsal root ganglion

(c) grey matter

(d) ventral root

Answer: (b) dorsal root ganglion

 30. Which of the following transmits nerve impulse towards central nervous system?

(a) abducens nerve

(b) oculomotor nerve

(c) ventral root of spinal nerves

(d) auditory nerve

Answer: (d) auditory nerve

 31. Heart is innervated by

(a) vagus

(b) trigeminal

(c) facial

(d) glossopharyngeal

Answer: (a) vagus

32. Secretion of parasympathetic nerve ending is

(a) noradrenaline

(b) acetylcholine

(c) hydroxyl-tryptamine

(d) glycine

Answer: (b) acetylcholine

 33. Which part of brain is responsible for hearing?

(a) cerebrum

(b) cerebellum

(c) medulla

(d) hypothalamus

Answer: (b) cerebellum

 34. Brain of rabbit differs from that of frog have in having

(a) large olfactory lobes

(b) small hypothalamus

(c) small cerebellum

(d) corpus callosum

Answer: (d) corpus callosum

 35. Thermoregulatory centre in human brain is

(a) pituitary

(b) diencephalon

(c) hypothalamus

(d) none

Answer: (c) hypothalamus

36. Muscular movements in mammals are coordinated by

(a) cerebrum

(b) cerebellum

(c) pituitary

(d) thyroid

Answer: (b) cerebellum

37. Second cranial nerves distributed in

(a) lens and retina

(b) eye muscles and retina

(c) retina alone

(d) iris and eye muscle

Answer: (d) iris and eye muscle

38. Which of these is a mixed nerve?

(a) oculomotor

(b) facial

(c) auditory

(d) olfactory

Answer: (b) facial

39. In homeotherm brain centre for regulation of body temperature is

(a) cerebellum

(b) cerebral hemispheres

(c) hypothalamus

(d) medulla

Answer: (c) hypothalamus

40. How many sensory cranial nerves are found in rabbit?

(a) 4

(b) 5

(c) 6

(d) 8

Answer: (c) 6

41. Number of spinal nerves in man is

(a) 31 pairs

(b) 32 pairs

(c) 12 pairs

(d) 29 pairs

Answer: (a) 31 pairs

42. Nerves leading to the central nervous system are called

(a) afferent

(b) efferent

(c) motor

(d) none

Answer: (a) afferent

43. Which is an example of autonomic nervous system?

(a) swallowing food

(b) pupilary reflex

(c) intestinal peristalsis

(d) knee jerk reflex

Answer: (b) pupilary reflex

44. Which nerve originates from medulla?

(a) optic

(b) oculomotor

(c) vagus

(d) acoustic

Answer: (c) vagus

45. Which cell in our body is more than a foot long?

(a) nerve cell

(b) muscles cell

(c) bone cell

(d) gland cell

Answer: (a) nerve cell

46. Vertebrate brain develops from

(a) mesoderm

(b) endoderm

(c) ectoderm

(d) periderm

Answer: (c) ectoderm

 47. Neurones develop from embryonic

(a) ectoderm

(b) mesoderm

(c) endoderm

(d) all

Answer: (a) ectoderm

 48. How many pairs of cranial nerves are purely sensory?

(a) 2

(b) 3

(c) 4

(d) 5

Answer: (b) 3

49. Which is purely a motor nerve?

(a) olfactory

(b) trigeminal

(c) vagus

(d) abducens

Answer: (d) abducens

 50. Chemical substance which take parts in synaptic transmission is

(a) adrenaline

(b) epinephrine

(c) colchicine

(d) acetylcholine

Answer: (d) acetylcholine