Comparative Cardiovascular System — Flashcards

Flashcard 1: The anterior interventricular artery is a branch of the _____ coronary artery.

Answer: left

Flashcard 2: The sternocostal surface of the heart is mainly formed by _____ and RV.

Answer: RA

Flashcard 3: In the normal heart, the aorta is _____ and to the right of the pulmonary artery; whereas in D-transposition of the great vessels, the aorta is anterior and to the right of the pulmonary artery

Answer: posterior

Extra: Normally, the pulmonary artery is anterior and to the left of the aorta (meaning the aorta is posterior and to the right). In **D-transposition** of the great vessels, the aorta is anterior and to the right of the pulmonary artery. In **L-transposition**, the aorta is anterior and to the left.

Flashcard 4: The right border of the heart is formed of the _____

Answer: right atrium.

Flashcard 5: The embryonic _____ gives rise to the ascending aorta and pulmonary trunk

Answer: truncus arteriosus

Flashcard 6: The renal arteries are end arteries _____ collateral circulation.

Answer: without (with/without)

Flashcard 7: The embryonic _____ gives rise to the smooth parts (outflow tracks) of the left and right ventricles

Answer: bulbus cordis