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प्रश्न
Write one word in the space provided to complete the second pair of the related words pertaining to nervous system.
Memory : cerebrum : : breathing :
Balance : cerebellum : : reasoning :
उत्तर
Memory : cerebrum : : breathing: medulla oblongata
Balance : cerebellum : : reasoning : cerebrum
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संबंधित प्रश्न
What are the short fibres of a neuron known as?
What does CNS stand for? Which part of CNS : (a) consists of two cerebral hemispheres, and (b) has spinal nerves attached to it?
How are the messages carried across a synapse? Explain with the help of a labelled diagram.
What does the central nervous system in humans consist of? What is the job of the central nervous system?
What are the functions of proprioceptors?
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. |
Short answer question
Give a reason - Injury to medulla oblongata may prove fatal.
Pons helps in regulating respiration.
What are the parts of the brain stem?
Identify the match that pairs the nerve correctly with its type.
