A 60 year old man with alcoholic liver cirrhosis and portal hypertension is brought to the ED because he has been vomiting blood Which vein is the most likely origin of his haematemesis?

• A.Inferior mesenteric
• B.Superior vena cava
• C.Azygos
• D.Left gastric
• E.Periumbilical

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A patient is in respiratory distress and you suspect left ventricular failure Which respiratory volume is most likely to be increased?

• A.Expiratory reserve
• B.Anatomical dead space
• C.Physiological dead space
• D.Inspiratory reserve
• E.Residual volume

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You are prescribing gentamicin for a patienl. Her serum creatinine level is raised Which property of creatinine best explains why it is used as a marker of glomerular filtration rate?

• A.Indicative of body muscle mass IE.
• B.Estimation of the 24 hour excretion rate
• C.Active secretion by the peritubular capillaries
• D.Free filtration by the glomerulus
• E.Steady state concentration existence in the blood

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A 20 year old man presents lo the ED with a slab wound to the antecubital fossa Exploration of the wound reveals a large nerve has been transected Which function is most likely to be preserved on clinical examination'?

• A.Abduction of the little finger
• B.Flexion of the distal interphalangeal joints
• C.Flexion of the wrist
• D.Flexion of the proximal interphalangeal joints
• E.Opposition of the thumb

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A 65 year old patient presents to the ED with a three hour history of expressive dysphasia. You suspect a stroke and order a CT scan Which area of the brain is the most likely site of the infarct?

• A.Occipital
• B.Frontal
• C.Parietal
• D.Temporal
• E.Cerebellum

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