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प्रश्न
Name the following:
Outermost meningial membrane of spinal cord.
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उत्तर
Dura mater
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संबंधित प्रश्न
Write the names of the indicated parts 1 to 6 in the following diagram:
What are the short fibres of a neuron known as?
Multiple choice question. Tick (✓) the correct choice:
Pinna is a part of
- inner ear
- external ear
- middle ear
- tongue
Define the following:
Reflex arc
What are the nerves? Mention the types of nerves found in humans.
Name the following :
(i) The layer of the eyeball that provides nourishment to the eye.
Explain the term: Mixed nerve
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. |
Explain the following in short.
What is a ganglion?
Which of the following parts is joined by the corpus callosum?
