Advertisements
Advertisements
प्रश्न
Mention, if the following statement is True or False
The nerve impulse in the eye develops due to the chemical changes brought about in the sensitive cells (rods and cones) by the light energy of the image.
विकल्प
True
False
Advertisements
उत्तर
True
APPEARS IN
संबंधित प्रश्न
What are the short fibres of a neuron known as?
What is the long fibre of a neuron known as?
Which part of CNS consists of two cerebral hemispheres?
Name the three main parts of the human brain.
State whether the following statement is true (T) or false (F):
Each neuron consists of three parts called cell body, cyton, and axon.
Define the following:
Motor neuron:
Match the terms of column I with those of column ll
| Column l | Column ll |
| (i) Lens | (a) Adjustment of light rays |
| (ii) Lachrymal gland | (b) Vision |
| (iii) Olfactory epithelium | (c) Secretion of tear |
| (iv) Cochlea | (d) Balance of the body |
| (v) Semicircular canal | (e) Hearing |
| (vi) Eyes | (f) Smell |
Distinguish between the following pair of words:
Nervous system and hormonal system
Nervous and hormonal systems together perform the function of control and coordination in human beings. Justify this statement with the help of an example.
What constitutes the central and peripheral nervous systems? How are the components of central nervous system protected?
