BIO 669 EXAM 3 ACTUAL EXAM 2 VERSIONS 2025 ACTUAL
EXAM COMPLETE EXAM QUESTIONS WITH DETAILED
VERIFIED ANSWERS (100% CORRECT ANSWERS) /ALREADY
GRADED A+
#$%^&
Thromboangiitis obliterans (Buergers disease) is an autoimmune condition that is:
a. A result of over activation of the intrinsic and extrinsic clotting system systemically
b. Characterized by attacks of vasospasm in the small arteries and arterioles of the fingers and
toes
c. Strongly associated with smoking
d. Associated with janeway lesions and Oslers Nodes - (ANSWERS)c. Strongly associated with
smoking
Which of the following is not a systemic disease that is associated with Raynaud's
Phenomenon?
a. Congestive heart failure
b. Collagen vascular diseases such as scleroderma
c. Pulmonary hypertension
d. Myxedema or smoking - (ANSWERS)a. Congestive Heart Failure
Which of the following is NOT a primary factor in determining preload?
a. Venous return during diastole
b. End systolic volume
c. Total peripheral (systemic) resistance
d. All of the above are primary factors of preload - (ANSWERS)c. Total peripheral (systemic)
resistance
Which of the following statements are INCORRECT
a. The mean arterial pressure is the average force of pushing blood through the systemic circuit.
b. The pulse pressure is the difference between systolic and diastolic pressures
, BIO 669 EXAM 3 ACTUAL EXAM 2 VERSIONS 2025 ACTUAL
EXAM COMPLETE EXAM QUESTIONS WITH DETAILED
VERIFIED ANSWERS (100% CORRECT ANSWERS) /ALREADY
GRADED A+
#$%^&
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. - (ANSWERS)d.
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 ventricular systole - (ANSWERS)b. The atria are contracting
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 - (ANSWERS)d. Afterload
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 - (ANSWERS)b. Stimulate
the release of Na+ (thus increasing urine volume) from the kidneys
The double layered serous membrane surrounding the heart that functions to minimize friction
from the heart movement is the:
, BIO 669 EXAM 3 ACTUAL EXAM 2 VERSIONS 2025 ACTUAL
EXAM COMPLETE EXAM QUESTIONS WITH DETAILED
VERIFIED ANSWERS (100% CORRECT ANSWERS) /ALREADY
GRADED A+
#$%^&
A. Myocardium
B. Endocardium
C. Peritoneum
D. Pericardium - (ANSWERS)D. Pericardium
Prinzmetal angina is:
a. A transient ischemia of the myocardium that occurs unpredictably
b. Myocardial ischemia that may not cause detectable symptoms
c. Ischemia that occurs after a predictable amount of exercise
d. The rupture of an unstable plaque - (ANSWERS)a. A transient ischemia of the myocardium
that occurs unpredictably
Progressive venous distension of the head and upper extremities resulting from growth of a
cancerous tumor on the right mainstem bronchus is best described clinically by:
A. Deep vein thrombosis
B. Spinal shock
C. Superior vena cava syndrome
D. Carcinoid syndrome - (ANSWERS)C. Superior Vena Cava Syndrome
The most common cause of aneurysm is:
A. External Hematoma
B. Atherosclerosis with hypertension
C. Genetics
D. Congestive heart failure - (ANSWERS)B. Atherosclerosis with hypertension
, BIO 669 EXAM 3 ACTUAL EXAM 2 VERSIONS 2025 ACTUAL
EXAM COMPLETE EXAM QUESTIONS WITH DETAILED
VERIFIED ANSWERS (100% CORRECT ANSWERS) /ALREADY
GRADED A+
#$%^&
An atherosclerotic area that has ruptured is termed a:
A. Fibrous plaque
B. Complicated plaque
C. Fatty streak
D. Aneurysm - (ANSWERS)B. Complicated plaque
The PR Interval represents the time from:
A. The onset of atrial systole to the completion of atrial diastole
B. The onset of atrial systole to the onset of ventricular diastole
C. The onset of atrial systole to the onset of ventricular diastole
D. The onset of atrial systole to the onset of ventricular systole - (ANSWERS)D. The onset of
atrial systole to the onset of ventricular systole
The circumflex artery off of the left coronary artery:
A. Left atrium and ventricle
B. The two atria
C. The two ventricles
D. The aorta and the pulmonary artery - (ANSWERS)A. Left atrium and ventricle
The structures that connect the leaflets/cusps and help to prevent prolapse of the AV valves is
the:
A. Chordae tendineae and papillary muscles
B. Cardiomyocytes
C. Interventricular septum
EXAM COMPLETE EXAM QUESTIONS WITH DETAILED
VERIFIED ANSWERS (100% CORRECT ANSWERS) /ALREADY
GRADED A+
#$%^&
Thromboangiitis obliterans (Buergers disease) is an autoimmune condition that is:
a. A result of over activation of the intrinsic and extrinsic clotting system systemically
b. Characterized by attacks of vasospasm in the small arteries and arterioles of the fingers and
toes
c. Strongly associated with smoking
d. Associated with janeway lesions and Oslers Nodes - (ANSWERS)c. Strongly associated with
smoking
Which of the following is not a systemic disease that is associated with Raynaud's
Phenomenon?
a. Congestive heart failure
b. Collagen vascular diseases such as scleroderma
c. Pulmonary hypertension
d. Myxedema or smoking - (ANSWERS)a. Congestive Heart Failure
Which of the following is NOT a primary factor in determining preload?
a. Venous return during diastole
b. End systolic volume
c. Total peripheral (systemic) resistance
d. All of the above are primary factors of preload - (ANSWERS)c. Total peripheral (systemic)
resistance
Which of the following statements are INCORRECT
a. The mean arterial pressure is the average force of pushing blood through the systemic circuit.
b. The pulse pressure is the difference between systolic and diastolic pressures
, BIO 669 EXAM 3 ACTUAL EXAM 2 VERSIONS 2025 ACTUAL
EXAM COMPLETE EXAM QUESTIONS WITH DETAILED
VERIFIED ANSWERS (100% CORRECT ANSWERS) /ALREADY
GRADED A+
#$%^&
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. - (ANSWERS)d.
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 ventricular systole - (ANSWERS)b. The atria are contracting
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 - (ANSWERS)d. Afterload
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 - (ANSWERS)b. Stimulate
the release of Na+ (thus increasing urine volume) from the kidneys
The double layered serous membrane surrounding the heart that functions to minimize friction
from the heart movement is the:
, BIO 669 EXAM 3 ACTUAL EXAM 2 VERSIONS 2025 ACTUAL
EXAM COMPLETE EXAM QUESTIONS WITH DETAILED
VERIFIED ANSWERS (100% CORRECT ANSWERS) /ALREADY
GRADED A+
#$%^&
A. Myocardium
B. Endocardium
C. Peritoneum
D. Pericardium - (ANSWERS)D. Pericardium
Prinzmetal angina is:
a. A transient ischemia of the myocardium that occurs unpredictably
b. Myocardial ischemia that may not cause detectable symptoms
c. Ischemia that occurs after a predictable amount of exercise
d. The rupture of an unstable plaque - (ANSWERS)a. A transient ischemia of the myocardium
that occurs unpredictably
Progressive venous distension of the head and upper extremities resulting from growth of a
cancerous tumor on the right mainstem bronchus is best described clinically by:
A. Deep vein thrombosis
B. Spinal shock
C. Superior vena cava syndrome
D. Carcinoid syndrome - (ANSWERS)C. Superior Vena Cava Syndrome
The most common cause of aneurysm is:
A. External Hematoma
B. Atherosclerosis with hypertension
C. Genetics
D. Congestive heart failure - (ANSWERS)B. Atherosclerosis with hypertension
, BIO 669 EXAM 3 ACTUAL EXAM 2 VERSIONS 2025 ACTUAL
EXAM COMPLETE EXAM QUESTIONS WITH DETAILED
VERIFIED ANSWERS (100% CORRECT ANSWERS) /ALREADY
GRADED A+
#$%^&
An atherosclerotic area that has ruptured is termed a:
A. Fibrous plaque
B. Complicated plaque
C. Fatty streak
D. Aneurysm - (ANSWERS)B. Complicated plaque
The PR Interval represents the time from:
A. The onset of atrial systole to the completion of atrial diastole
B. The onset of atrial systole to the onset of ventricular diastole
C. The onset of atrial systole to the onset of ventricular diastole
D. The onset of atrial systole to the onset of ventricular systole - (ANSWERS)D. The onset of
atrial systole to the onset of ventricular systole
The circumflex artery off of the left coronary artery:
A. Left atrium and ventricle
B. The two atria
C. The two ventricles
D. The aorta and the pulmonary artery - (ANSWERS)A. Left atrium and ventricle
The structures that connect the leaflets/cusps and help to prevent prolapse of the AV valves is
the:
A. Chordae tendineae and papillary muscles
B. Cardiomyocytes
C. Interventricular septum
