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प्रश्न
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?
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उत्तर
(i)
1—Bitter Taste,
2—Sour Taste,
3—Salt Taste,
4—Sweet Taste.
(ii) The receptors for sensations are located in the taste bud covering the tongue surface.
(iii) People suffering from cold often complain that they cannot taste their food because their gustatory sensations are not operating well.
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संबंधित प्रश्न
What is the need for a system of control and coordination in an organism?
Draw a flow chart to show the classification of the nervous system into various parts.
Explain why the tongue may be considered as both a receptor and an effector organ.
Draw a labelled diagram to show the structure of skin.
Name the following:
Study of structure and functions of nervous system.
What are the functions of proprioceptors?
Give Technical Term:
The find cytoplasmic processes of the cell body of a neuron.
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?
All of the following are true for human brain, EXCEPT ______.
