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Question
Complete the following sentence with appropriate Word
Neurilemma is:
Options
The cell membrane around the nerve cell
A layer of fatty substance around the axon.
A layer of specialized neuroglia around the myelin sheath of nerve fibres.
The connective tissue around a nerve tract.
Solution
A layer of specialized neuroglia around the myelin sheath of nerve fibres.
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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’.
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| (i) | Auditory canal | (a) | Channels pressure waves of air into the middle ear. |
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| (iii) | Auditory nerve | (c) | Converts pressure waves of air into vibrations of bone. |
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| (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. |
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