11. A circular canal which found in limbus part of eyes is called
A
Hyaloid canal
B
Canal of Schlemm
C
Canal of Cloquet
D
Eustachian tube
Answer :
Canal of Schlemm
12.
Parts $$A, B, C$$ and $$D$$ of the human eye are shown in the diagram. Select the option which gives correct identification along with its functions/ characteristics:
A
$$B$$-Blind spot-has only a few rods and cones
B
$$C$$-Aqueous chamber-reflects the light which does not pass through the lens
C
$$D$$-Choroid-is anterior part forms ciliary body
D
$$A$$-Retina-contains photoreceptors-rods and cones
Answer :
$$A$$-Retina-contains photoreceptors-rods and cones
13. Colour blind ness is due to
A
Deficiency of Vitamin A
B
Deficiency of Vitamin D
C
Deficiency of Vitamin E
D
None of the above
Answer :
None of the above
14. Pigmented layer in eye is called
A
Cornea
B
Pitsclerotic
C
Retina
D
All of the above
Answer :
Retina
16. Organ of corti in rebbit is concerned with the sense of
A
Smell
B
Hearing
C
Taste
D
Equilibrium
Answer :
Hearing
17. The sympathetic nerves in mammals arise from
A
sacral nerves
B
cervical nerves
C
thoraco-lumbar nerves
D
$${3^{rd}},{7^{th}},{9^{th}}$$ and $${10^{th}}$$ cranial nerves
Answer :
thoraco-lumbar nerves
18. Pigmented connective tissue in rabbit occurs in
A
The eyelids
B
The choroid of eye
C
The adipose tissue of skin
D
The choroid & iris of eye
Answer :
The choroid & iris of eye
19. In man nictitating membrane is
A
Absent
B
Vestigeal
C
Non-functional
D
Functional
Answer :
Vestigeal
20. Fenestra ovalis is the opening of
A
Cranium
B
Tympanum
C
Tympanic cavity
D
Brain
Answer :
Tympanic cavity