Advertisements
Advertisements
प्रश्न
What is a neuron?
Advertisements
उत्तर
A neuron is a structural and functional unit of the nervous system. A neuron or nerve cell has three components: the cell body, the dendrites and the axon.
APPEARS IN
संबंधित प्रश्न
Name the structural and functional unit of the nervous system.
Electrical impulse travels in a neuron from:
Explain why the tongue may be considered as both a receptor and an effector organ.
Multiple choice question. Tick (✓) the correct choice:
The brown pigment melanin is present in ____ of skin.
- Epidermis
- Fat cells
- Dermis
- Hair follicles.
what do we refer to in the nervous system when we say:
somatic and autonomic …………………..
Given below is a certain structure. Write against them its functional activity.
Olfactory nerve and ______.
Define the following:
Nerve impulse
Give Reason:
Why injury to medulla oblongata results in death?
Explain the Term: Ganglion
Give Technical Term:
The chemical messenger by which the nerve impulse travels from one neuron to the other.
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?
State the Location of:
Corpus callosum
State the Location of:
Made of Ranvier
Complete the following sentence with appropriate Word
Neurilemma is:
The brain, the spinal cord and nerves form the nervous system.
What are masses of grey matter located in white matter in the cerebral hemisphere?
Which of the following cranial nerves are mixed type?
Which of the following parts is joined by the corpus callosum?
Identify the match that pairs the nerve correctly with its type.
