DAA - FinAl ExAm 110 QuEstions With ComplEtE
solutions
1. Which of the following is defined as the first heart sound?
A. opening of the semilunar valves
B. closing of the semilunar valves
C. closing of the AV valves
D. opening of the AV valves: correct answer C. closing of the AV valves
2. The pulmonary arteries carry which of the following?
A. deoxygenated blood
B. oxygenated blood: correct answer A. deoxygenated blood
3. Which of the following is an equivalent term for epicardium?
A. myocardium
B. visceral pericardium
C. endocardium
D. parietal pericardium: correct answer B. visceral pericardium
4. Which region of the primitive heart tube corresponds with the term "arterial poles"?
A. bulbus cordis
B. truncus arteriosus
C. sinus venosus
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,D. aortic roots: correct answer D. aortic roots
5. As the primitive heart tube continues to elongate and begins to loop, the primitive ventricle moves in which of the
following directions?
A. ventrally, caudally, and to the right (forward, down, and right)
B. dorsally, cranially, and to the left (backwards, up, and left): correct answer B. dorsally, cranially, and to the
left (backwards, up, and left)
6. Which of the following blood vessels are a major derivative of the 3rd aortic embryonic arch?
A. common and internal carotid arteries
B. ductus arteriosus and proximal portion of the pulmonary arteries
C. right subclavian artery and part of the aortic arch
D. maxillary arteries: correct answer A. common and internal carotid arteries
7. T/F: The foramen ovale becomes functionally fused after birth due to the increase in pressure in the left side of
the heart.: True
8. After birth, under normal conditons the foramen ovale will obliterate (close) and become the ovalis.: fossa
9. Which of the following choices best describes the ductus arteriosus?
A. a left to right shunting of blood
B. a right to left shunt from the pulmonary trunk to the pulmonary veins
C. a connection between the pulmonary artery and the aorta
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, D. a connection between the right and left ventricles: correct answer C. a connection between the pulmonary artery
and the aorta
10. Which of the following blood vessels are a major derivative of the 1st aortic embryonic arch?
A. common and internal carotid arteries
B. ductus arteriosus and proximal portion of the pulmonary arteries
C. right subclavian artery and part of the aortic arch
D. maxillary arteries: correct answer D. maxillary arteries
11. Which of the following identifies the first opening that is present before the septum primum completes fusion?
A. septum secundum
B. ostium primum (foramen primum)
C. foramen ovale
D. ostium secundum (foramen secundum): correct answer B. ostium primum (foramen primum)
12. The umbilical vein will obliterate and become which of the following?
A. ligamentum venosum
B. medial umbilical ligaments
C. ligamentum arteriosum
D. ligamentum teres (round ligament): correct answer D. ligamentum teres (round ligament)
13. Once it passes inferior to the first rib, the subclavian artery becomes the
artery. correct answer : axillary
14. The cardiac muscle layer of the heart wall is known as the .: my-
correct answer ocardium
15. Another name for the right atrioventricular (right AV) valve is the
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solutions
1. Which of the following is defined as the first heart sound?
A. opening of the semilunar valves
B. closing of the semilunar valves
C. closing of the AV valves
D. opening of the AV valves: correct answer C. closing of the AV valves
2. The pulmonary arteries carry which of the following?
A. deoxygenated blood
B. oxygenated blood: correct answer A. deoxygenated blood
3. Which of the following is an equivalent term for epicardium?
A. myocardium
B. visceral pericardium
C. endocardium
D. parietal pericardium: correct answer B. visceral pericardium
4. Which region of the primitive heart tube corresponds with the term "arterial poles"?
A. bulbus cordis
B. truncus arteriosus
C. sinus venosus
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,D. aortic roots: correct answer D. aortic roots
5. As the primitive heart tube continues to elongate and begins to loop, the primitive ventricle moves in which of the
following directions?
A. ventrally, caudally, and to the right (forward, down, and right)
B. dorsally, cranially, and to the left (backwards, up, and left): correct answer B. dorsally, cranially, and to the
left (backwards, up, and left)
6. Which of the following blood vessels are a major derivative of the 3rd aortic embryonic arch?
A. common and internal carotid arteries
B. ductus arteriosus and proximal portion of the pulmonary arteries
C. right subclavian artery and part of the aortic arch
D. maxillary arteries: correct answer A. common and internal carotid arteries
7. T/F: The foramen ovale becomes functionally fused after birth due to the increase in pressure in the left side of
the heart.: True
8. After birth, under normal conditons the foramen ovale will obliterate (close) and become the ovalis.: fossa
9. Which of the following choices best describes the ductus arteriosus?
A. a left to right shunting of blood
B. a right to left shunt from the pulmonary trunk to the pulmonary veins
C. a connection between the pulmonary artery and the aorta
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, D. a connection between the right and left ventricles: correct answer C. a connection between the pulmonary artery
and the aorta
10. Which of the following blood vessels are a major derivative of the 1st aortic embryonic arch?
A. common and internal carotid arteries
B. ductus arteriosus and proximal portion of the pulmonary arteries
C. right subclavian artery and part of the aortic arch
D. maxillary arteries: correct answer D. maxillary arteries
11. Which of the following identifies the first opening that is present before the septum primum completes fusion?
A. septum secundum
B. ostium primum (foramen primum)
C. foramen ovale
D. ostium secundum (foramen secundum): correct answer B. ostium primum (foramen primum)
12. The umbilical vein will obliterate and become which of the following?
A. ligamentum venosum
B. medial umbilical ligaments
C. ligamentum arteriosum
D. ligamentum teres (round ligament): correct answer D. ligamentum teres (round ligament)
13. Once it passes inferior to the first rib, the subclavian artery becomes the
artery. correct answer : axillary
14. The cardiac muscle layer of the heart wall is known as the .: my-
correct answer ocardium
15. Another name for the right atrioventricular (right AV) valve is the
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