Heart Coronary circulation (OLD version)

Heart Coronary circulation (OLD version)

Assessment

Interactive Video

Health Sciences, Biology

University

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

The video tutorial explains the coronary circulation system, focusing on the coronary arteries and cardiac veins. It details the right and left coronary arteries, their branches, and the concept of heart dominance. The innervation of coronary arteries by sympathetic and parasympathetic systems is discussed, highlighting their effects on vasodilation and vasoconstriction. The tutorial concludes with an overview of cardiac veins and the coronary sinus, emphasizing their role in draining deoxygenated blood from the heart.

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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the two main components of coronary circulation?

Pulmonary arteries and veins

Aorta and vena cava

Coronary arteries and cardiac veins

Capillaries and arterioles

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which artery supplies the right side of the heart?

Aortic artery

Pulmonary artery

Right coronary artery

Left coronary artery

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the posterior descending artery also known as?

Right marginal artery

Posterior interventricular artery

Left circumflex artery

Anterior interventricular artery

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What percentage of individuals have a right dominant heart?

33%

75%

50%

67%

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is another name for the left anterior descending artery?

Right marginal artery

Coronary sinus

Anterior interventricular artery

Posterior descending artery

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What effect does sympathetic innervation have on coronary arteries?

Increased heart rate

Vasodilation

No effect

Vasoconstriction

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where does the coronary sinus drain blood into?

Left atrium

Left ventricle

Right ventricle

Right atrium

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