Nervous tissue is made up of neurons and neuroglial cells. Which of the following…
Biology · Class 11 · CBSE — Neural Control and Coordination
Nervous tissue is made up of neurons and neuroglial cells. Which of the following statements about these two cells is/are false?
(i) Neuroglia make up more than one-half the volume of neural tissue in our body.
(ii) Neuroglia protect and support neurons.
(iii) When a neuron is suitably stimulated, an electrical disturbance is generated which swiftly travels along its cytosol.
(iv) Arrival of the disturbance at the neuron’s endings triggers stimulation or inhibition of adjacent neurons or other cells.
(i) Neuroglia make up more than one-half the volume of neural tissue in our body.
(ii) Neuroglia protect and support neurons.
(iii) When a neuron is suitably stimulated, an electrical disturbance is generated which swiftly travels along its cytosol.
(iv) Arrival of the disturbance at the neuron’s endings triggers stimulation or inhibition of adjacent neurons or other cells.
- (i) and (iv)
- (ii) and (iii)
- (iii) only
- (iv) only
Answer
(D) (iv) only
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