G.N.M AND NURSING MCQ – 23

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1. To watch closer object the changes that will occur in the eyes are, except
(A) Refraction of light rays increases
(B) Lens move forwards
(C) Convexity of lens increases
(D) Ciliary muscles are relaxed

2. To increase refraction of light rays what will happen in human eyes-
(A) The ciliary muscles contract
(B) The ciliary muscles relax
(C) The cornea becomes more transparent
(D) The cornea becomes less transparent

3. In a bright light what effect will be seen on pupil
(A) Pupil constricts
(B) Pupil dilates
(C) First constricts then dilates
(D) Pupil remains unchanged

4. In following which condition will constrict the pupil
(A) Contraction of circular fibers
(B) Dilatation of circular fibers
(C) Contraction of the radiating fibers
(D) Dilatation of radiating fibers

5. In following which condition will dilate the pupil
(A) Contraction of circular fibers
(B) Dilatation of circular fibers
(C) Contraction of the radiating fibers
(D) Dilatation of radiating fibers

6. The structure which divides the anterior segment of the eye into anterior and posterior chambers is known as
(A) Ciliary body
(B) Iris
(C) Lens
(D) Retina

7. The fluid found in the anterior segment of the eye is known as
(A) Vitreous body
(B) Aqueous fluid
(C) CSF
(D) Cerumen

8. Posterior segment of the eye is filled with
(A) Vitreous body
(B) Aqueous fluid
(C) CSF
(D) Cerumen

9. In human intraocular pressure is about
(A) 10 – 20 cm Hg
(B) 10 – 20 cm H20
(C) 10 – 20 mm Hg
(D) 10 – 20 mm H20

10. In human, the intraocular pressure is exerted
(A) Aqueous fluid
(B) Vitreous body
(C) Cerebrospinal fluid
(D) Both (a) and (b)

G.N.M AND NURSING MCQ – 22