QuestionSBA
QuestionChoice
This is incorrect as the posterior interventricular artery is a branch of the right coronary artery.
10004880
e
The posterior interventricular artery is a branch of the left coronary artery
QuestionChoice
The heart receives oxygenated blood from the lungs through pulmonary veins, not arteries. This is a common mistake to make!
10004878
c
The heart receives oxygenated blood from the lungs through pulmonary arteries
QuestionChoice
This is correct. The brachiocephalic artery then proceeds to divide into the right common carotid artery and the right subclavian artery.
A good tip for remembering: write from right to left (anatomically) B-C-S to represent brachiocephalic, common carotid and subclavian arteries. These are in alphabetical order! The brachiocephalic then splits into the right subclavian and common carotid which mirrors the left side!
10004876
a
The aortic arch consists of the brachiocephalic artery, the left common carotid artery and the left subclavian artery
QuestionChoice
The circumflex artery is one of the branches of the left coronary artery. It supplies blood to the back and lateral side of the heart.
10004877
b
The circumflex artery is a branch of the right carotid artery
QuestionChoice
This is incorrect, as it is the right coronary artery and its branches which supply blood to the sinoatrial and atrioventricular nodes. Thinking logically, those are located on the right side of the heart, so the right circumflex artery would supply them!
10004879
d
The left circumflex artery supplies blood to the sinoatrial and atrioventricular nodes
Concept
Chapter
2693
4341
Vasculature of the heart
Topic
134
Cardiology
13522
Which of the following statements best describes the vasculature of the heart?
a