Bio 669 Quiz 4 UPDATED ACTUAL Exam
Questions and CORRECT Answers
Which of the following conditions is the most immediately at risk for serious complications?
A. Unstable angina
B. Prinzmetal angina
C. STEMI
D. NSTEMI - CORRECT ANSWER - C. STEMI
Thromboangiitis obliterans (Buerger disease) is an autoimmune condition that is - CORRECT
ANSWER - Strongly associated with smoking
Which of the following is not a systemic disease that is associated with Raynaud's Phenomenon?
A. Congestive Heart Failure
B. Collagen vascular disease such as scleroderma
C. Pulmonary Hypertension
D. Myxedema or Smoking - CORRECT ANSWER - A. Congestive Heart Failure
Rheumatic fever and subsequent heart complications in 10% of individuals of left untreated
arises from: - CORRECT ANSWER - Group A beta-hemolytic strep pharyngitis
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 factors - CORRECT ANSWER - C. Total peripheral (systemic)
resistance
Which of the following statements are incorrect?
A. The MAP is the average force of pushing blood through the systemic circuit
B. The pulse pressure is the difference between systolic and diastolic pressures.
C. Prostacyclins, which are diminished by NSAIDS, are vasoconstrictors
D. A decrease in aortic compliance increased its stiffness and can lead to increase in pulse
pressure - CORRECT ANSWER - C. Prostacyclins, which are diminished by NSAIDS, are
vasoconstrictors
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 ventricle systole - CORRECT ANSWER - B. The atria are contracting
The resistance of movement of blood from the left ventricle to the aorta is termed the: -
CORRECT ANSWER - Afterload
Natriuretic peptides act by:
A. Stimulates the retention of Na+
B. Stimulates the release of Na+
C. Increased vasoconstriction
D. Stimulates increased heart rate - CORRECT ANSWER - B. Stimulated the release of
Na+ (thus increase urine volume) from the kidneys
Questions and CORRECT Answers
Which of the following conditions is the most immediately at risk for serious complications?
A. Unstable angina
B. Prinzmetal angina
C. STEMI
D. NSTEMI - CORRECT ANSWER - C. STEMI
Thromboangiitis obliterans (Buerger disease) is an autoimmune condition that is - CORRECT
ANSWER - Strongly associated with smoking
Which of the following is not a systemic disease that is associated with Raynaud's Phenomenon?
A. Congestive Heart Failure
B. Collagen vascular disease such as scleroderma
C. Pulmonary Hypertension
D. Myxedema or Smoking - CORRECT ANSWER - A. Congestive Heart Failure
Rheumatic fever and subsequent heart complications in 10% of individuals of left untreated
arises from: - CORRECT ANSWER - Group A beta-hemolytic strep pharyngitis
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 factors - CORRECT ANSWER - C. Total peripheral (systemic)
resistance
Which of the following statements are incorrect?
A. The MAP is the average force of pushing blood through the systemic circuit
B. The pulse pressure is the difference between systolic and diastolic pressures.
C. Prostacyclins, which are diminished by NSAIDS, are vasoconstrictors
D. A decrease in aortic compliance increased its stiffness and can lead to increase in pulse
pressure - CORRECT ANSWER - C. Prostacyclins, which are diminished by NSAIDS, are
vasoconstrictors
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 ventricle systole - CORRECT ANSWER - B. The atria are contracting
The resistance of movement of blood from the left ventricle to the aorta is termed the: -
CORRECT ANSWER - Afterload
Natriuretic peptides act by:
A. Stimulates the retention of Na+
B. Stimulates the release of Na+
C. Increased vasoconstriction
D. Stimulates increased heart rate - CORRECT ANSWER - B. Stimulated the release of
Na+ (thus increase urine volume) from the kidneys
