HARD
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In the given diagram of neuron, all are correct match w.r.t. labelled part, its identification and one of its function/feature except

(a)A - Nissl's Granules - Present in cyton and dendrites
(b)B - Schwann cell - Forms myelin sheath in CNS
(c)C - Node of Ranvier - Gap between two adjacent myelin sheath
(d)D - Synaptic knob - Contain neurotransmitter vesicles

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Important Questions on Neural Control and Coordination
MEDIUM

MEDIUM
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.

EASY

MEDIUM
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 |

MEDIUM

MEDIUM
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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MEDIUM

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

