Medical Surgical Nursing Terms and answers

Medical Surgical Nursing Terms and answers 13-20 % of population pocess extra blood supply to the eye what is it called and what area does it supply? - CORRECT ANSWER-short posterior ciliary arteries branch distally from the ophthalmic artery and supply the choroid. Cilioretinal arteries, an anatomic variant present in 15% - 30% of the population, branch from the short posterior ciliary artery. These arteries supply the macula in addition to the choroidal circulation acquired causes of optic atrophy? - CORRECT ANSWER-•multiple sclerosis •papilloedema (longstanding) •raised intraocular pressure (e.g. glaucoma, tumour) •retinal damage (e.g. choroiditis, retinitis pigmentosa) •ischaemia •toxins: tobacco amblyopia, quinine, methanol, arsenic, lead •nutritional: vitamin B1, B2, B6 and B12 deficiency Aetiology of bacterial conjunctivitis? - CORRECT ANSWER-S.Aureus, Sterp. Pneumo or H.flu also STIs chlamydia trachromatis, N.gonnorheae Anterior uventis is linked to which infectious diseases? - CORRECT ANSWER-HSV, SYphilis, TB & varicella zoster Anterior uventis is linked to which non infectious diseases? - CORRECT ANSWER-- Ankyolising spondilitis, -behcet syndrom (ulcers eye,mouth & genitals), -IBS, -Juvenile arthritis, sarcoidosis (Granulomatous disease), -seronegative arthropathy Appearance of dendritic ulcer on opthalmoscopy? - CORRECT ANSWER-- infectious epithelial keratitis (with characteristic dendritic ulcers) -neurotrophic keratopathy -stromal keratitis endotheliitis (classified as disciform, diffuse, or linear) Benfits of cataract surgery - CORRECT ANSWER-mproved visual acuity. 85-90% of people will have 6/12 best corrected vision