Exam 17: Functional Anatomy of the Cardiovascular System

Which of the following are features of the pain produced by coronary artery occlusion? I.It is often felt beneath the sternum. II.It is often felt in the left arm. III.It is often felt in the neck. IV.It is known as angina pectoris.

In a patient with moderate to severe COPD, which specific condition may adversely affect vascular resistance?

Why would a heart rate in excess of 170 to 220 bpm result in decreased cardiac output?

How soon do levels of troponins rise after a myocardial infarction?

Which of the following are consistent with the definition of hypertension? I.Diastolic pressure of approximately 90 mm Hg II.Diastolic pressure of 80 mm Hg and systolic pressure of 130 mm Hg III.Mean arterial pressure greater than 110 mm Hg at rest IV.Systolic pressure of approximately 135 to 140 mm Hg

Which of the following physical signs are consistent with right ventricular failure? I.Hepatomegaly II.Jugular venous distension III.Ascites IV.Pedal edema

What is the explanation for using two times the diastolic pressure to calculate the MAP?

While at rest, the whole body extracts approximately 25% of the oxygen from its arterial blood flow, and the myocardium extracts approximately what percentage?

Which of the following conditions can cause a shift in the PMI?

A high SVR in a patient is an indicator of which of the following?

Which of the following phenomena triggers release of the B-type natriuretic peptide?

What is the overall effect of the renin-angiotensin-aldosterone mechanism?

Which of the following statements are true of the stroke volume? I.It is about 110 to 120 mL. II.Contraction ejects about 70 mL. III.The end-systolic volume is about 50 mL. IV.A low ejection fraction is considered one that is less than 50%.

Which of the following abnormalities identified in the laboratory report is associated with an increase in SVR?