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Questions
Name the three main parts of the human brain.
Name the following:
Three main parts of the brain
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Solution
- Cerebrum
- Cerebellum
- Medulla oblongata
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RELATED QUESTIONS
What are the main organs of the human nervous system? Draw a labelled diagram to show the main organs of the human nervous system.
What is a synapse?
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
State whether the following statement is true (T) or false (F):
The sound waves from the outer ear are carried by the middle ear to the inner ear.
Briefly describe the structure of the cerebrum in the human brain, and mention its functions.
Fill in the blank:
Basic structural unit of the nervous system is the ..................
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Reflex arc
Name the following :
(i) The layer of the eyeball that provides nourishment to the eye.
Name the following:
Study of structure and functions of nervous system.
Name the following:
Nerve which carry impulse from sensory receptor to CNS.
Choose the correct answer.
More than one foot long cells of the body are __________
What are thermoreceptors?
Explain the Term: Ganglion
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Unit of the nervous system is
Give Technical Terms:
The number of cranial and spinal nerves in man.
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?
Mention, if the following statement is True or False
The nerve impulse in the eye develops due to the chemical changes brought about in the sensitive cells (rods and cones) by the light energy of the image.
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Acetylcholine
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. |
The nervous system consists of bones, cartilages, and joints.
