1.
Myelin sheath is produced by :
A.
Astrocytes and Schwann cells
B.
Oligodendrocytes and Osteoclasts
C.
Osteoclasts and Astrocytes
D.
Schwann cells and Oligodendrocytes
Answer :
Schwann cells and Oligodendrocytes
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2.
Organ of Corti is found in
A.
Scala rotundes
B.
Scala media
C.
Scala vestibule
D.
Scala tympani
Answer :
Scala media
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3.
Sensitive pigmented layer of eye is
A.
cornea
B.
retina
C.
sclerotic
D.
iris
Answer :
retina
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4.
Where is the cavity of vitreous humor found
A.
Between sclerotic and choroid
B.
Infront of lens
C.
Behind lens
D.
Between choroid and retina
Answer :
Behind lens
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5.
In frog eyelids are
A.
Functional
B.
Non - functional
C.
Absent
D.
None of the above
Answer :
Functional
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6.
In mammalian eye, the 'fovea' is the center of the visual field, where:
A.
the optic nerve leaves the eye
B.
only rods are present
C.
more rods than cones are found
D.
high density of cones occur, but has no rods
Answer :
high density of cones occur, but has no rods
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7.
Supporting cells of retina
A.
Dieter's cells
B.
Hensen's cells
C.
Mullar's cells
D.
Amacrine cells
Answer :
Mullar's cells
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8.
The fluid surrounding the membranous labyrinth of rabbit is called
A.
Perilymph
B.
Endolymph
C.
Haemolymph
D.
Cerebrospinal fluid
Answer :
Perilymph
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9.
Cochlea arises from
A.
Utriculus
B.
Sacculus
C.
Middle ear
D.
Semicircular canals
Answer :
Sacculus
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10.
Eustachian tube is related with
A.
External ear
B.
Middle ear
C.
Internal ear
D.
Auditory canal
Answer :
Middle ear
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