Advertisements
Advertisements
Questions
Write the function of medullary sheath.
State the functions of the following:
Medullary sheath
Solution
The medullary sheath provides insulation and prevents the mixing of impulses in the adjacent axons.
APPEARS IN
RELATED QUESTIONS
The number of Spinal nerves in a human being are :
(A) 31 pairs
(B) 10 pairs
(C) 21 pairs
(D) 30 pairs
Fill in the blank:
The neurons carrying impulses from the brain to the muscles are called _______________________.
Write the function of Association neuron.
Write whether the following is true or false:
Axon of one neuron communicates with other nerve cell through synapse.
____________ are the building blocks of the nervous system.
Our body contains a large number of cells ‘L’ which are the longest cells in the body. L has long and short branches called ‘M’ and ‘N’ respectively. There is a gap ‘O’ between two ‘L’ cells, through which nerve impulse transfer by the release of chemical substance ‘P’.
(i) Name the cells L?
(ii) What are M and N?
(iii) What is the gap O?
(iv) Name the chemical substance P?
What does the neural tissue consist of?
Junction between two neurons is called ____________.
The basic structural and functional unit of brain is ______.
Define the following term:
Synaptic cleft
