Q. No.The olfactory bulb can be regarded as the extension of:
1. Brain stem
2. Limbic system
3. Diencephalon
4. Corpora quadrigemina
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Match each item in Column I with one in Column II and select the correct answer from the codes given:
|
|
COLUMN I |
|
COLUMN II |
|
A. |
Utricle |
a. |
linear acceleration of the head in the vertical plane |
|
B. |
Saccule |
b. |
linear acceleration of the head in the horizontal plane |
|
C. |
Cochlea |
c. |
detects rotation of head |
|
D. |
Semicircular canals |
d. |
Hearing |
Codes
| A | B | C | D | |
| 1. | a | b | c | d |
| 2. | b | a | d | c |
| 3. | b | a | c | d |
| 4. | a | b | d | c |
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Identify the correct match:
|
1. |
Fovea centralis |
Point of highest visual acquity |
|
2. |
Optic disc |
Visual cortex in cerebrum |
|
3. |
Ciliary body |
Light and dark adaptation |
|
4. |
Macula lutea |
Lacks any rods and cones |
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What would be true for the cells shown in the given diagram?
| 1. A is involved in gestation and B in olfaction 2. A is a part of sympathetic and B of parasympathetic division of ANS 3. A secretes myelin sheath around axons in CNS while B does it in PNS 4. A is responsible for scotopic vision and B is responsible for photopic vision |
 |
What are the bones labeled A, B and C shown in the given diagram?
1. Malleus, Incus and Stapes respectively
2. Anvil, Hammer and Stirrup respectively
3. Stapes, Incus and Malleus respectively
4. Hammer, Stirrup and Anvil respectively
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Photopigments in the human eye are composed of:
1. a lipid and an ester of vitamin A
2. a protein and an ester of vitamin A
3. a lipid and an aldehyde of vitamin A
4. a protein and an aldehyde of vitamin A
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Identify the correct statement regarding the sections of the spinal cord shown in the given diagram:
I. A and D are part of the grey mater
II. B is motor and C is sensory
| 1. Only I | 2. Only II |
| 3. Both I and II | 4. Neither I nor II |
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The nose and taste buds contain:
| 1. mechanoreceptors | 2. photoreceptors |
| 3. chemoreceptors | 4. proprioceptors |
Above the rows of hair cells of Organ of Corti, there is a thin elastic membrane called:
| 1. Reissner’s membrane | 2. Basilar membrane |
| 3. Tectorial membrane | 4. Tympanic membrane |
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Which layer of the human eyeball forms the ciliary body?
| 1. Sclera | 2. Choroid |
| 3. Retina | 4. Cornea |
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