Which of the following is regarded as a unit of nervous tissue?
A) Myelin sheath
B) Axons
C) Dendrites
D) Neurons
Correct Answer:
D
Solution :
The nervous tissue is made up of nerve cells called neurons. Each neuron has a cell body or cyton and two kinds of cell processes: (i) dendrons-come out from cyton (ii) axon-an elongated nerve fibre.