Duke-Elder multiple choice questions IV
1. Regarding retrobulbar neuritis: 
a. there is pain when moving the eye 
b. the diameter of the foramen magnum is incraesed at radiograph 
c. there is poor central vision 
d. vision is poor after recovery 
e. steroids are beneficial 

2. Lens abnormalities are associated with: 

a. Marfan's 
b. homocystinuria 
c. dystrophia myotonica 
d. diabetes 
e. amyloidosis 

3. Regarding Accomodation: 

a. there is constriction of the circular muscles
b. depends on elasticity of lens capsule 
c. the lens becomes spherical 
d. the cornea is more important optically than than the lens 
e. refractive index is grater at the lens nucleus than cortex 

4. Holms-Adie Pupil: 

a. is small 
b. does not react to light 
c. is associated with absent ankle reflexes 
d. associated with intracranial pathology 
e. steroids are effective (?) 

5. Dry eyes: 

a. occur due to nasolacrimal obstruction 
b. occur in Reiter's 
c. occur in SLE 
d. there is always a positive Schrimer test 
e. occur in circatrial pemphigoid 

6. the following may be caused by a child scrathing the eyes: 

a. hyphaema 
b. corneal abrasion 
c. infection of the cornea 
d. corneal lacerations 
e. cannot remeber it ! 

7. poor prognosis in choroidal melanoma is determined by: 

a. large tumour 
b. tumour anteriorly or posteriorly 
c. orange pigment 
d. type of cells 
e. transcleral extension (?) 

8. The following are risk factors for glaucoma:

a. myopia
b. steroid use
c. Sturge-Weber's syndrome
d. hypertension
e. diabetes mellitus

9. Complications of pan-photocoagulation include:

a. lost of peripheral visual field
b. macular oedema
c. choroidal effusion
d. rubeosis iridis
e. subretinal neovascularization

10. The following are true:

a. bitemporal hemianopia - tilted optic discs
b. right homonymous hemianopia - left occipital lobe infarct
c. left homonynous quadranopia - left temporal lobe lesion
d. central scotoma - multiple sclerosis
e. centrocecal scotoma - vitamin B12 deficiency

11. The following are true about blind registration:

a. glaucoma patients with 6/6 vision can not be registered as blind #
    or partially sighted
b. patients with poor vision due to cataract should not be registered 
    as blind or partially sighted before the operation
c. patients with normal visual field and no light perception in one eye 
    but normal vision in the other can be registered as partially sighted
d. blind but not partially sighted patients are entitled to free TV license
e. the most common cause for blind registration in the UK is 
    age-related macular degeneration
12. Steroid is useful in the following conditions:
a. Thygeson keratitis
b. Fuch's heterochromic cyclitis
c. disciform keratitis
d. non-arteritic anterior ischaemic optic neuropathy
e. orbital myositisk
More past Duke-Elder MCQs