Mcqs 08

Final MCQs

Keratoconus: a. is a progressive condition b. is a disease of the fifth and six decade c. is caused by increased intraocular pressure d. can be treated with soft contact lens e. is made worse by eye rubbing

Keratoconus (all are right except) a. Apex of cone is below and nasal b. Causes myopia and astigmatism c. Is a progressive condition . d. Lens subluxation is a known complication. e. May cause Corneal Opacity.

Orbital cellulites a.       Blunt trauma is a common cause b.      Most common causative agent is Pseudomonas Aurogenosa c.       Ultrasound for subperiosteal abscess d.      Conjunctival swab reveals positive organisms e.       Presence of contralateral proptosis shows Cavrnous Sinus thrombosis.   Ans. a.F b.F c.F d.F e.T

Halos around light a.       Dry eye b.      Adenoviral conjunctivitis c.       Intumescent cataract d.     keratitis without corneal oedema e.       Prodromal stage of AACG   Ans. a.F b.F c.F d.F e.T

In phacolytic Glaucoma a.       Lymphocytes obstruct the outflow channels b.      The fellow eye shows signs of uveitis c.       The anterior chamber is shallow and peripheral anterior synechiae are common. d.      Pupil is dilated and vertically oval e.       Cataract surgery with removal of all the lens matter is indicated rather than glaucoma filtration surgery. Ans. a.F b.F c.F d.F e.T

In relation to congenital glaucoma a.       Buphthalmos may develop without tears in Descemet’s membrane. b.      Congenital megalocornea is an important DD. c.       Aplanation is superior to Schiotz tonometer in measuring IOP in infants. d.      Trabeculotomy is indicated in opaque corneas with diameters larger than 14.0 mm e.       Congenital NLD obstruction is an important DD. Ans. a.T b.T c.T d.F e.T  

Horner’s Syndrome a.       Lid retraction b.      Unequal pupils c.       Direct and consensual LR both lost d.      Hemifacial atrophy e.      Caused by   Internal Carotid occlusion Ans. a.F b.T c.F d.F e.F

A grey reflex in the papillary area at birth may be due to: a.retrolental fibroplasia b. congenital cataract c. endophthalmitis d. congenital glaucoma e. retinoblastoma Ans. a.T b.T c.T d.F e.T

Which of the following are not features of vernal conjunctivitis  (Spring catarrh):

a. Taranta’s spots b. mucous discharge c. tarsal papillae d. corneal ulceration e. Bitot’s spots Ans. a.T b.T c.T d.T e.F

Atrophy of the iris is a recognised complication in which of  the following conditions :

a. prolonged exposure to UV irradiation b. acute angle closure glaucoma c. hyphaema d. anterior segment necrosis e. iris malignant melanoma Ans. a.F b.T c.F d.F e.F

A “blow-out” fracture of the orbital floor can result in all except:  

a. diplopia b. delayed exophthalmos c. paraesthesia in the distribution of the infraorbital nerve d. depression of the globe e. limited elevation

Ans. a.T b.F c.T d.T e.T

Regarding a patient with acute angle closure glaucoma,       which of the following statements is incorrect:

  a. an attack may be precipated after some time in     the dark b. the optic disc is seen to be cupped at the height  of an attack c. surgical treatment is seldom recommended d. the eye may show iris atrophy and sub capsular  lens opacities after an attack e. the patient should avoid mydriatics Ans. a.T b.F c.T d.T e.T

Lid retraction is a characteristic sign of a. acute facial nerve palsy  b. myasthenia gravis  c. thyrotoxicosis  d. myotonic dystrophy  e. Diabetic third cranial nerve  palsy

In relation to the orbit, paranasal sinuses are located in each except which of the following areas?

– – – –

Medial lateral superior inferior

Which one of the following rectus muscle tendons inserts on the sclera farthest from the corneal limbus? n n n n

superior rectus inferior rectus medial rectus lateral rectus

The advantages of phacoemulsification over extracapsular cataract surgery include all except:

a. faster recovery b. less astigmatism c. smaller incision d. less corneal oedema e. better for very dense cataract

Which of the following statements is not correct about vortex veins? a.

b.

c.

d.

f.

there are usually about 4 to 7 in each eye they drain the venous system of the retina they drain the venous system of the choroid and anterior uvea they are visible in posterior segment examination

Ans. a.T b.F c.T d.T

Which of the following statements is not correct about vortex veins? 







there are usually about 4 to 7 in each eye they drain the venous system of the retina they drain the venous system of the choroid and anterior uvea they are visible in posterior segment examination

The lens: all are true except a. is completely surrounded by a layer of cuboidal cells underneath the capsule b. becomes more spherical during accommodation c. is derive from the surface ectoderm d. provides most of the ocular refractive power e. power increases with nuclear sclerosis

Conditions and its vision loss association:( mark the wrong) a. nasal step & glaucoma b. ring scotoma & retinitis pigmentosa c. right homonymous hemianopia & right occipital lobe lesion d. right homonymous hemianopia & left occipital lobe lesion e. increased blind spot &

Regarding retrobulbar neuritis:   a. there is pain when moving the eye  b. the diameter of the foramen magnum is incraesed at radiography  c. there is poor central vision  d. vision is poor color vision  e. steroids are beneficial 

Degenerative myopia have the following features except: a. posterior staphyloma b. optic atrophy c. peripheral retinal degeneration d. peripapillary retinal atrophy e. Fuch’s spots

Systemic hypertension causes: a. papilloedema b. macular exudates c. glaucoma d. optic nerve ischaemia e. central retinal vein occlusion

Polychromatic Luster is seen in n n n n

Senile Cortical Cataract Nuclear Cataract Posterior Subcapsular Cataract Zonular Cataract

Uniocular polyopia is seen in which stage n n n n

Intumescent Hypermature Mature incipient

Rosette cataract is seen due to n n n n

Trauma Diabetes M Hyperparathyroidism Cu Foreign body

Snow Flack cataract is seen due to n n n n

Trauma Diabetes M Galactosaemia Rubella

The movement of one eye by itself is called a:   A. version B. duction  C. phoria D. tropia

Which is a primary action of the S. oblique muscles?   A. intortion B. elevation C. depression D. adduction

Which of the EOMs does not originate in the Annulus of Zinn?   A. inferior rectus B. superior rectus C. superior oblique D. inferior oblique

Type of discharge in spring catarrh is a. Ropy white discharge, b. Purulent discharge, c. Mucopurulent discharge, d. Orange fluorescent discharge.

Second sight is seen in a. intumescent cataract b. Morgagnian cataract c. Nuclear cataract, d. Cortical cataract.

Rosette cataract is most commonly seen in a. Cu-IOFB b. Concussion injury, c. Diabetes, d. Hypertension.

Consecutive optic atrophy occurs in All except n n n n

CRVO Chorioretinitis CRAO papilledema