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Earn 100

The major coordinating centre for sensory and motor signalling is
(a)Thalamus
(b)Hypothalamus
(c)Medulla
(d)Pons

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Important Questions on Neural Control and Coordination
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a) Peripheral nervous system involved in the formation of the myelin sheath.
b) Central nervous system in which oligodendrocytes form myelin sheath and astrocytes bind neurons with capillaries.
c) Autonomic nervous system in which both cells provide support.
d) Sympathetic nervous system in which the two cells help in conduction.

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Match the number and name of following cranial nerves and select the correct option.
Number | Name | ||
a) | VIII | i) | Pathetic |
b) | XI | ii) | Auditory |
c) | IV | iii) | Vagus |
d) | X | iv) | Spinal accessory |

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Statement (S): Damage to cerebellum results in uncoordinated voluntary muscle movements
Reason (R): Cerebellum is responsible for the control and coordination of locomotor movements.
The correct answer is

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HARD
Match the following ?
Column I | Column II | ||
(i) | Satellite cells | (a) | form myelin sheath |
(ii) | Microglial cells | (b) | providing blood-brain barrier |
(iii) | Ependymal cells | (c) | surrounds the cell bodies in ganglia |
(iv) | Oligodendrocytes | (d) | movements in cerebrospinal fluid |
(v) | Astrocytes | (e) | Phagocytic cells |

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Observe the following diagram of brain of man and identify the parts labelled as I and III.

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(i) Kineto desmata
(ii) Kinety
(iii) Kinetosome
(iv) Infraciliary system
(v) Kineto desmal fibrils
(vi) Motorium

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