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प्रश्न
Explain the term: sensory nerve.
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उत्तर
A sensory nerve is one that sends nerve impulses from a receptor (sense organs) to the central nervous system.
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संबंधित प्रश्न
Write the names and functions of three parts of human nervous system in which it is divided.
Name the following:
Five sense organs of human beings and the sensation perceived by each one.
Differentiate between rods and cones.
Multiple choice question. Tick (✓) the correct choice:
Nervous system in humans consists of
Give Technical Term:
The chemical messenger by which the nerve impulse travels from one neuron to the other.
Column ‘II’ is a list of items related to ideas in Column ‘I’. Match the term in Column ‘II’ with the suitable idea given in Column ‘I’.
| Column I | Column II | ||
| (i) | Auditory canal | (a) | Channels pressure waves of air into the middle ear. |
| (ii) | Auditory (Eustachian tube) | (b) | Collects pressure waves of air. |
| (iii) | Auditory nerve | (c) | Converts pressure waves of air into vibrations of bone. |
| (iv) | Incus | (d) | Dissipates sound waves. |
| (v) | Malleus | (e) | Equalizes pressure between the middle ear and the atmosphere. |
| (vi) | Oval window | (f) | Provide information about the spatial orientation of the head. |
| (vii) | Pinna | (g) | Transfers vibrations from a bone to a fluid. |
| (viii) | Round window | (h) | Transfers vibrations from a bone to a membrane. |
| (ix) | Semi-circular canal | (i) | Transfers vibrations from a bone to a bone. |
| (x) | Stapes | (j) | Transfers vibrations from a membrane to a bone. |
| (xi) | Tympanic membrane | (k) | Transmits action potential to the auditory cortex. |
Very very short answer question.
What is the importance of Corpora quadrigemina?
What does the cerebellum of the brain control?
The outermost of the three cranial meninges are ______
There are ____________ lumbar spinal nerves.
