Ophthalmology 3rd year Quiz

Question 1

6 extra ocular muscles attach to it

Answer 1

Sclera

Question 2

Avascular structure, receives nutrients and oxygen from aqueous humour

Answer 2

Cornea

Question 3

Responsible for aqueous humour drainage

Answer 3

Trabecular Meshwork

Question 4

Produces aqueous humour

Answer 4

Ciliary Body

Question 5

Reflects off anterior surface of the sclera to cover under sides of eyelids

Answer 5

Conjunctiva

Question 6

Motor innervation of superior oblique muscle

Answer 6

CN 4 Trochlear

Question 7

Motor innervation of superior rectus

Answer 7

CN 3 Oculomotor

Question 8

Sensory innervation of the eye

Answer 8

CN 5 Trigeminal

Question 9

Responsible for vision of the eye

Answer 9

CN 2 Optic

Question 10

Motor innervation of lateral rectus muscle

Answer 10

CN 6 Abducens

Question 11

Most likely condition?

Sudden painful eye, blurred vision, headache, nausea, red eye, hazy cornea, pupil semi-dilated, IOC >50mmHg

Answer 11

Acute angle closure Glaucoma

Question 12

Most likely condition?

Red eye, very painful, patient wakes up from sleep, pain radiates to forehead/brow/jaw, pain worse on eye movement, reduced vision

Answer 12

Scleritis

Question 13

Most likely condition?

Unilateral red eye, painful, photophobia, reduced blurred vision, constricted pupil, IOC normal or raised, lacrimation, keratic precipitates

Answer 13

Anterior Uveitis

Question 14

Most likely condition?

Bilateral red eye gritty eye pain, discharge from eye, normal vision, pupil and IOC

Answer 14

Conjunctivitis

Question 15

Most likely condition?

Itchy burning eye, inflamed lid margin, can be asymptomatic, normal vision

Answer 15

Blepharitis

Question 16

Most likely condition?

Unilateral Red eye, reduced vision, discharge, sensation of foreign body, photophobia, lacrimation, normal pupil

Answer 16

Keratitis

Question 17

Most likely condition?

Excessive tearing, red sclera, recurrent eye infection, painful swelling near coruncle, blurred vision

Answer 17

Blocked Nasolacrimal Duct

Question 18

Class of drug for eyes:

Chloramphenicol and Levofloxacin

Answer 18

Antibiotics

Question 19

Class of drug for eyes:

Aciclovir

Answer 19

Antiviral

Question 20

Class of drug for eyes:

Pilocarpine

Answer 20

Miotics

Question 21

Class of drug for eyes:

Timolol

Answer 21

Beta blocker

Question 22

Class of drug for eyes:

Prednisolone

Answer 22

Steroid

Question 23

Class of drug for eyes:

Acetazolamide

Answer 23

Carbonic anhydrase inhibitors

Question 24

Class of drug for eyes:

Atropine

Answer 24

Mydriatics

Question 25

Class of drug for eyes: Briomidine

Answer 25

Sympathomimetics

Question 26

Commonest cause of Uveitis

Answer 26

idiopathic

Question 27

Commonest cause of Conjunctivitis

Answer 27

Adenovirus

Question 28

Common cause of conjunctivitis in AIDs patients

Answer 28

Molluscum Contagiosum

Question 29

Common cause of Blepharitis

Answer 29

Staph Aureus

Question 30

Common cause of Keratitis

Answer 30

Herpes Simplex

Question 31

Cause of blocked nasolacrimal duct

Answer 31

Tumour in the nose/injury/age

Question 32

Alternative bacterial causes of Uveitis

Answer 32

Syphilis and J: Lyme’ Disease

Question 33

Presentation of retinal detachment

Answer 33

Asymptomatic, painless, floaters, flashes, progressive visual field loss, RAPD positive

Question 34

Presentation of Amaurosis Fugax

Answer 34

Painless temporary loss of vision in 1 or both eyes

Question 35

Presentation of Diabetic eye disease

Answer 35

Gradual painless central vision loss

Question 36

Presentation of Thyroid eye disease

Answer 36

Pre-orbital aching, red irritated eye, diplopia, mild photphobia and painful eye movement

Question 37

Presentation of CN3 nerve palsy

Answer 37

Diplopia, ptosis and eye diverges

Question 38

Presentation of Horner's syndrome

Answer 38

Miosis, partial ptosis, hemifacial anhidrosis

Question 39

Presentation of Optic Neuritis

Answer 39

Reduced vision, eye pain on movements, impaired colour vision, light flashes, RAPD positive, scotoma

Question 40

Diabetic Retinopathy staging description of: Background

Answer 40

Micro-aneurysms, dots and blots, hard exudate

Question 41

Diabetic Retinopathy staging description of: pre-proliferative

Answer 41

Soft exudate present

Question 42

Diabetic Retinopathy staging description of: proliferative

Answer 42

New vessels form around the optic disc

Question 43

Diabetic Retinopathy staging description of: diabetic maculopathy

Answer 43

Things encroach on the macula

Question 44

Hypertensive retinopathy: Stage 1

Answer 44

Vascular attenuation –narrowing, increased tortuosity

Question 45

Hypertensive retinopathy: Stage 2

Answer 45

Salu’s sign –AV nipping, silver copper wiring

Question 46

Hypertensive retinopathy: Stage 3

Answer 46

Retinal oedema, cotton wool spots, flame and splinter, hard and soft exudate

Question 47

Hypertensive retinopathy: Stage 4

Answer 47

Papilloedema