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Question
Fill in the blank:
A neuron consists of ..................... and ...................
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Solution
A neuron consists of cell body, dendrite, and axon.
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RELATED QUESTIONS
Name the three components of a neuron (or nerve cell).
What is voluntary nervous system? Explain the working of the voluntary nervous system with an example.
In a synapse, chemical signal is transmitted from :
(a) axon to cell body of the same neuron
(b) cell body to axon end of the same neuron
(c) dendrite end of one neuron to axon end of adjacent neuron
(d) axon end of one neuron to dendrite end of adjacent neuron
In a neuron, the conversion of electrical signal to a chemical signal occurs at/in:
With the help of a suitable diagram describe the structure of a neuron.
Draw a well-labeled diagram of a Neuron.
Give Technical Term:
The neuron which conducts impulse from the central nervous system to the organs.
Complete the following sentence with appropriate Word
A point of contact between two neurons is termed:
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. |
Which is the ninth cranial nerve in humans?
