Bio 669 Quiz 4 Cardiovascular - Study Guide
Questions And Correct Detailed Answers (Verified
Answers) 2025 Update
Quiz 4- Cardiovascular
1.Which of the following conditions is the most immediately at risk for serious
complications?
a. Unstable angina
b. Prinzmetal angina
c. STEMI
d. NSTEMI
2.Thromboangiitis obliterans (Buergers disease) is an autoimmune condition that is:
a. A result of over activation of the intrinsic and extrinsic clotting system
systemically
b. Characterized by attacks of vasospasm in the small arteries and arterioles of the
fingers and toes
c. Strongly associated with smoking
d. Associated with janeway lesions and Oslers Nodes
3.Which of the following is not a systemic disease that is associated with Raynaud's
Phenomenon?
a. Congestive heart failure
b. Collagen vascular diseases such as scleroderma
c. Pulmonary hypertension
, d. Myxedema or smoking
4.Rheumatic fever, and subsequent heart complications in 10% of individuals is left untreated
arises from:
a. Bacteria, fungi, rickettes or viral infections
b. Sterile, autoimmune reaction (no infection involved)
c. Dyslipidemia
d. Group A beta-hemolytic strep pharyngitis
5.Which of the following is NOT a primary factor in determining preload?
a. Venous return during diastole
b. End systolic volume
c. Total peripheral (systemic) resistance
d. All of the above are primary factors of preload
6.Which of the following statements are incorrect?
a. The mean arterial pressure is the average force of pushing blood through the
systemic circuit.
b. The pulse pressure is the difference between systolic and diastolic pressures
c. A decrease in aortic compliance increases its stiffness and thus can lead to an
increase in pulse pressures
d. Prostacyclins, which are diminished by NSAIDs, are vasoconstrictors.
, 7.Which of the following is incorrect regarding the isometric contraction phase of the cardiac
cycle?
a. Blood does not flow through the heart at this time.
b. The atria are contracting
c. The valves are closed
d. It occurs during ventricular systole
8.The resistance of movement of blood from the left ventricle to the aorta is termed the:
a. Ejection fraction
b. Compliance
c. Preload
d. Afterload
9.Natriuretic peptides act by:
a. Stimulates secretion of Na+ (and thus decreases urine volume) from the kidneys
B. Stimulated the release of Na+ (thus increases urine volume) from the kidneys
C. Increases vascular smooth muscle contraction (vasoconstriction
D. Stimulates increased heart rate, contractility, and cardiac output
10.The double layered serous membrane surrounding the heart that functions to minimize
friction from the heart movement is the:
A. Myocardium
B. Endocardium C. Peritoneum
D. Pericardium
11.Prinzmetal angina is
Questions And Correct Detailed Answers (Verified
Answers) 2025 Update
Quiz 4- Cardiovascular
1.Which of the following conditions is the most immediately at risk for serious
complications?
a. Unstable angina
b. Prinzmetal angina
c. STEMI
d. NSTEMI
2.Thromboangiitis obliterans (Buergers disease) is an autoimmune condition that is:
a. A result of over activation of the intrinsic and extrinsic clotting system
systemically
b. Characterized by attacks of vasospasm in the small arteries and arterioles of the
fingers and toes
c. Strongly associated with smoking
d. Associated with janeway lesions and Oslers Nodes
3.Which of the following is not a systemic disease that is associated with Raynaud's
Phenomenon?
a. Congestive heart failure
b. Collagen vascular diseases such as scleroderma
c. Pulmonary hypertension
, d. Myxedema or smoking
4.Rheumatic fever, and subsequent heart complications in 10% of individuals is left untreated
arises from:
a. Bacteria, fungi, rickettes or viral infections
b. Sterile, autoimmune reaction (no infection involved)
c. Dyslipidemia
d. Group A beta-hemolytic strep pharyngitis
5.Which of the following is NOT a primary factor in determining preload?
a. Venous return during diastole
b. End systolic volume
c. Total peripheral (systemic) resistance
d. All of the above are primary factors of preload
6.Which of the following statements are incorrect?
a. The mean arterial pressure is the average force of pushing blood through the
systemic circuit.
b. The pulse pressure is the difference between systolic and diastolic pressures
c. A decrease in aortic compliance increases its stiffness and thus can lead to an
increase in pulse pressures
d. Prostacyclins, which are diminished by NSAIDs, are vasoconstrictors.
, 7.Which of the following is incorrect regarding the isometric contraction phase of the cardiac
cycle?
a. Blood does not flow through the heart at this time.
b. The atria are contracting
c. The valves are closed
d. It occurs during ventricular systole
8.The resistance of movement of blood from the left ventricle to the aorta is termed the:
a. Ejection fraction
b. Compliance
c. Preload
d. Afterload
9.Natriuretic peptides act by:
a. Stimulates secretion of Na+ (and thus decreases urine volume) from the kidneys
B. Stimulated the release of Na+ (thus increases urine volume) from the kidneys
C. Increases vascular smooth muscle contraction (vasoconstriction
D. Stimulates increased heart rate, contractility, and cardiac output
10.The double layered serous membrane surrounding the heart that functions to minimize
friction from the heart movement is the:
A. Myocardium
B. Endocardium C. Peritoneum
D. Pericardium
11.Prinzmetal angina is
