2313

Assuming normal intracardiac pressures, all of the following statements are true concerning blood flow during
ventricular systole except blood travels from the:
A. left ventricle to the aorta
B. vena cava to the right atrium
C. right ventricle to the pulmonary artery
D. left atrium to the pulmonary veins

When early ventricular systolic pressure exceeds atrial pressures the atrioventricular valves will:
A. cannot be predicted
B. close
C. be unaffected
D. open

When ventricular systolic pressure exceeds arterial pressure the semi-lunar valves will:
A. close
B. cannot be predicted
C. be unaffected
D. open

When ventricular diastolic pressure falls below arterial pressure the semi-lunar valves will:
A. open
B. be unaffected
C. cannot be predicted
D. close

When ventricular pressure falls below atrial pressure the atrioventricular valves will:
A. close
B. be unaffected
C. open
D. cannot be predicted

Atrioventricular valve regurgitation will increase the atrial wave called the:
A. a
B. x
C. v
D. c

Atrial fibrillation will cause which of the following atrial waves to be absent?
A. v
B. x
C. a
D. c

Atrioventricular valve stenosis will lead to an increase in the atrial wave called the:
A. x wave
B. a wave
C. c wave
D. v wave

Which of the following cardiac diseases is associated with steep atrial x and y descents?
A. semilunar valve stenosis
B. constrictive pericarditis
C. mitral regurgitation
D. tricuspid stenosis

All of the following will directly increase ventricular systolic pressure except:
A. pulmonary hypertension
B. aortic stenosis
C. systemic hypertension
D. mitral stenosis

All of the following cardiac diseases will lead to an increase in left ventricular end diastolic pressure except:
A. congestive heart failure
B. constrictive pericarditis
C. diastolic dysfunction
D. tricuspid stenosis

All of the following may increase pulmonary artery pressures except:
A. coronary artery disease
B. mitrial stenosis
C. tricuspid regurgitation
D. atrial septal defect