QuestionSBA
QuestionChoice
The coronary sinus receives blood from these four major cardiac veins, and acts as the largest vein draining the myocardium.
10000576
a
Great cardiac vein, posterior cardiac vein, small cardiac vein, and middle cardiac vein
QuestionChoice
These two veins do drain into the coronary sinus. However, there are four veins which drain into the sinus, the additional two veins being the great cardiac vein and the small cardiac vein.
10000580
e
Middle cardiac vein and posterior cardiac vein only
QuestionChoice
These are the branches of the right coronary artery. They supply oxygenated blood to the right side of the myometrium. Only veins, which carry deoxygenated blood, drain into the coronary sinus.
10000579
d
Right marginal artery and sino-atrial nodal artery
QuestionChoice
These two veins do drain into the coronary sinus. However, there are four veins in total which drain into the sinus. The additional two veins are the middle cardiac vein and the posterior cardiac vein.
10000578
c
Great cardiac vein and small cardiac vein only
QuestionChoice
The coronary sinus is a vein, and so only veins drain into it. The right and left coronary arteries arise from the ascending aorta and supply oxygenated blood to the heart.
10000577
b
Right and left coronary arteries
Concept
Chapter
2693
3792
Coronary blood flow
Topic
159
Cardiovascular physiology
12662
Which of the following vessels drain into the coronary sinus?
a