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Questions 81-90

81. Regarding gas gangrene

a. It is due to Clostridium botulinum infection

b. Clostridial species are gram-negative spore forming anaerobes

c. The clinical features are due to the release of protein endotoxin

d. Gas is invariably present in the muscle compartments

e. Surgical debridement and antibiotics are an essential part of treatment

82. Hodgkin's disease

a. Most commonly occurs in patients over 60 years of age

b. Usually presents as painless lymphadenopathy

c. The Pel-Epstein fever is a characteristic feature

d. Stage III disease is confined to one side of the diaphragm

e. Reed-Sternberg cells are a diagnostic feature

83. Regarding varicose veins

a. They affect over 20% of the population

b. Over 20% are recurrent varicosities

c. The sural nerve is in danger during stripping of the long saphenous vein

d. The saphenous nerve is closely associated with the short saphenous vein

e. 5% oily phenol is an appropriate sclerosant for venous sclerotherapy

84. The following are clinical features of Horner's syndrome

a. Miosis

b. Failure of abduction of the orbit

c. Ptosis

d. Increased sweating on the contralateral side of the forehead

e. Exophthalmos

85. Side effects of suxamethonium include

a. A rash

b. A profound tachycardia

c. Muscle pain

d. Malignant hypopyrexia

e. Prolonged neuromuscular blockade

86. Conn's syndrome

a. Is due to secondary hyperaldosteronism

b. Can result in hypokalaemia

c. Can result in a metabolic alkalosis

d. Is most often due to an adrenal adenoma

e. Can cause severe hypotension

87. Haemorrhage of over one litre will produce

a. A reduction in renal blood flow

b. An increase in platelet count

c. A fall in arterial pH

d. Increased fibrinolysis

e. A fall in body temperature

88. A prolonged prothrombin time is found in the following conditions

a. Liver failure

b. Adrenal failure

c. Pre-hepatic jaundice

d. Factor VII deficiency

e. Malabsorption with steatorrhoea

89. The radial nerve

a. Is a branch of the posterior cord of the brachial plexus

b. Is derived from the posterior primary rami of C5 to C7

c. Supplies the extensors of the arm

d. Gives rise to the anterior interosseous nerve

e. Injury produces a classical wrist drop

90. Amyloidosis

a. Appears as extracellular basophilic hyaline material

b. Can be stained with Congo Red dye 

c. Show an apple green birefringence in polarised light

d. Is a complication of medullary carcinoma of the thyroid

e. Is a complication of Hodgkin's disease 

 
 

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