A 55 year old heavy smoker presents with cough, sputum production and dyspnoea A chest x-ray shows hyperinflation with diminished pulmonary vasculature Which measurement is likely to be increased on lung function testing?

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 27 year old woman presents with visual problems and has known optic neuritis. What is the most likely cause of the slowing of impulse conduction in her optic nerve?

A 25 year old woman sustains damage to the hypothalamus as a result of head injury This would most likely result in excess secretion of which hormone?

A 63 year old patienl presents with symptoms of hemiplegia and sensory loss of the right side of face and extremities. Which artery is most likely to be involved?