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Earn 100

Select the correct match from the following options.
(a)Nissl's granules - Found in axon.
(b)Non-myelinated neurons of peripheral nervous system - Schwann cells present but do not secrete myelin sheath.
(c)Unipolar neuron - Possess 1 dendrite.
(d)Sodium - potassium pump - Transports 2K+ into the intracellular fluid.

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Important Questions on Neural Control and Coordination
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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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The diagram is given below the internal structure of a spinal cord depicting a phenomenon. Study the diagram and answer the questions.
Give the technical term for the point of contact between the two nerve 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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Label the parts corresponding to the alphabets in the given diagram given?

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

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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.

