MULTIPLE CHOICE QUESTIONS—PHYSIOLOGY EYE

  

MULTIPLE CHOICE QUESTIONS—PHYSIOLOGY

SPECIAL SENSES: EYE  

PART II 

1.       Focal length of the Human Lens is  ____________

a.       30 mm b) 40 mm c) 44 mm d) 52 mm

2.       Intraocular pressure varies between ____ to _____ mm Hg.

a.       20 to 30 b) 10 to 20 c) 12 to 30 d) 12 to 20

3.       Old age the physical changes in the lens and its capsule is called as ___________

a.       Cataract b) Prebyopsia c) Constrictor d) Glaucoma

4.       Refractory power of the Cornea is __________

a.       23 D b) 33 D c) 42 D d) 44D

5.       There are about_________ million rods present in the human eyes

a.       6 Million b) 12 Million c) 18 Million d) 24 Million

6.       Synaptic vesicles present in the synaptic terminal contain neurotransmitters called as _______

a.       Rhodopsin b) Cilium c) Glutamate d) Disk

7.       ________ is a chemical substance that develops colour in the cells.

a.       Scotopsin b) Retinal c) Opsin d) Chromophore

8.       Nyctalopia occurs due to deficiency of _____________

a.       Vitamin A b) Vitamin C c) Vitamin D d) Vitamin K

9.       ______ Chart used to test the visual acuity for near vision

a.       Snellen’s chart b) Pie chart c) Jaeger chart d) Sims chart

10.   Visual field of the human eye is about ______ in horizontal meridian

a.       135º b) 155º c) 140º d) 160º

11.   Blind spot is the smallest are in retina where the visual receptors _________

a.       Maximal b) Absent c) Minimally present d) Diffusely found

12.   Third order neurons arise from the ___________

a.       Lateral geniculate body b) Bipolar cells c) Ganglionic cells d) Monoplanar cells

13.   Loss of vision in the same halves of both visual fields is __________

a.       Heteronymous hemianopia b) Bitemporal hemianopia c) Homonymous hemianopia d) Binasal hemianopia

14.   Medial fibres of each optic nerve cross the midline and join the uncrossed lateral fibres of opposite side is __________

a.       Optic nerves b) Optic tract c) Optic Chiasma d) Optic radiation

15.   Nasal part of the visual acuity extends upto __________degrees

a.       50º b) 60º c) 70º d) 80º

Answers

Question No	Answers
1.	C
2.	D
3.	B
4.	C
5.	A
6.	C
7.	D
8.	A
9.	C
10.	D
11.	B
12.	A
13.	C
14.	C
15.	B

 

MCQ IN PHYSIOLOGY : EYE

 MULTIPLE CHOICE QUESTIONS—PHYSIOLOGY

SPECIAL SENSES: EYE 

PART I

1)      Diameter of human eye ball (Bulbus Oculi) is ____________

a) 20 mm b) 22 mm c) 24 mm d) 28 mm

2)      Retina is a light-sensitive structure which lies on the ________ part of the eye

a) Anterior b) Posterior c) Lateral d) Medial

3)      Line joining the anterior pole and the posterior pole is called as _____________

a) Optic axis b) Visual axis c) Bipolar axis d) Pole axis

4)      Cilia is __________

a) Thin mucous membrane covers the eye b) Margins of the eye ball c) Sensitive hair in the eye lid d) Sensitive part of the eyes

5)      Opening of the eye lids is called as Palpebral fissure, which is _______mm long in adults.

a) 20 mm b) 22 mm c) 25 mm d) 30 mm

6)      Tear contains lysozyme which kills __________

a) Fungus b) Bacteria c) Virus d) All the above

7)      Secretion of the tear is controlled by __________ cranial nerves

a) III cranial nerve b) II cranial nerve c) VI cranial nerve d) VII cranial nerve

8)      Tough white fibrous outer layer of the eye ball is called as ___________

a) Cornea b) Sclera c) Iris d) Pupil

9)   Ciliary process is finger like projections from the inner surface of the ciliary body, they are _________ in numbers

a) 45 b) 55 c) 90 d) 70

10)   Yellow spot is also called as __________

a) Optic disk b) Fovea centralis c) Macula Lutea d) Viteous humor

11)   Volume of the Aqueous humor is _______mL.

a) 1 mL b) 0.13mL c) 0.95 mL d) 0.01mL

12)   Aqueous humor consist of _________ percentage of water

a) 98.7% b) 99.5% c) 97.5% d) 48.7%

13)   Glaucoma occurs when the pressure is increased to _______mm Hg.

a) 60—70 mm Hg b) 70—80 mm Hg c) 30—40 mm Hg d) 100—110 mm Hg

14)   Following are extrinsic muscles of eye ball, except__________

a) Inferior rectus b) Superior oblique c) Dilator papillae d) Internal rectus

15)   Trochlear nerve supplies to ________ muscles in the eye ball

a) Superior recuts b) Medial rectus c) External rectus d) Superior oblique

 

Answers

Question No	Answers
1.	C
2.	B
3.	A
4.	C
5.	C
6.	B
7.	D
8.	B
9.	D
10.	C
11.	B
12.	A
13.	A
14.	C
15.	D