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FRACP PAST PAPERS - CARDIOVASCULAR - page 16 / 17

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D.

QRS width

E.

ventricular rate (RR interval)

66.

Concerning CAD risk factors

A.

there is an increased risk of CAD with an increased cholesterol, within the normal serum range of cholesterol

B.

a reduced HDL is an independent risk factor in men

C.

increased risk with the number of cigarettes smoked

D.

use of clofibrate is associated with an increased incidence of gall stones

E.

a low fat diet is associated with increased incidence of colonic cancer

67.

Regarding cardiovascular formulae

A.

vascular resistance is inversely related to the cardiac output

B.

ejection fraction is calculated by dividing end diastolic volume into stroke volume

C.

area of a stemotic valve is inversely related to the square root of thepressure gradient

D.

blood flow is inversely related to the difference in arterial and venous oxygen content

E.

cardiac index is calculated by dividing cardiac output by body surface area

68.

Concerning mitral regurgitation

A.

afterload is decreased

B.

can be a feature of Marfan’s syndrome

C.

there is increased myocardial oxygen demand

D.

systolic anterior motion of the mitral valve occurs in MVP

E.

concentric myocardial shortening is reduced

69.

HOCM

A.

X-linked autosomal recessive inheritance occurs

B.

involves an abnormality in myosin

C.

LV chamber is dilated

D.

has abnormal diastolic filling

E.

is associated with pulmonary congestion

70.

A  50  year old man presents with 2 hours of chest pain. Clinically you think he has a >50% chance of a myocardial infarct. ECG shows LBBB. The best treatment would be

A.

Streptokinase and aspirin

B.

atenolol and heparin

C.

atenolol and aspirin

D.

IV GTN

E.

observe until first cardiac enzymes

71.

A 150kg lady presents with exertional dyspnoea and a systolic murmur at the left sternal edge catheter study shows

SVC             71%

IVC              76%

RA               75%

RV               79%                  39/15

PA               78%                  34/15

The most appropriate management would be

A.

advise to lose weight

B.

close sinus venosus defect

C.

close VSD

72.

A 60 yr old presents acutely short of breath, hypotensive 60/-. A Swan Ganz is performed and shows

CVP 20

PAP 45/-         

RVP 46/-

PCWP  9

systolic BP 60/-

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