Advertisements
Advertisements
Question
Explain the following term :
Gray matter
Advertisements
Solution
The cerebral cortex contains cell bodies of the neuron and is greyish in colour. It is called gray matter. The grey matter has many folds (i.e. gyri) and grooves (i.e. sulci). They increase the surface area to accommodate more nerve cells. A higher number of convolutions leads to greater intelligence.
RELATED QUESTIONS
Nervous system is absent in _____________.
Name the three types of nerves which constitute the peripheral nervous system.
Fill in the blank:
Peripheral nervous system consists of _________.
State whether the following statement is true (T) or false (F):
There are 31 pairs of cranial nerves.
Choose the correct answer.
More than one foot long cells of the body are __________
Name the following:
Unit of the nervous system is
Give Technical Term:
The receptors which help in the sensation of taste.
The below diagram is the surface of the tongue showing the taste zone.
(i) Label the parts 1-4.
(ii) Where are the receptors for sensations of taste are located?
(iii) Why do people suffering from cold often complain that they cannot taste their food?
Which of the following parts is joined by the corpus callosum?
Identify the labels (i- iii) in the T.S. of the spinal cord.
