Imprimer Froggy Jumps: Cardiology Anatomy (circulatory system - heart

1. Electrical Impulses in the heart are initiated by the ________.

A

Bundle Branches

B

Sinus Node

C

Septum

2. Which blood vessels contain valves?

A

arteries

B

capillaries

C

veins

3. The muscle layer of the heart is called the ________.

A

pericardium

B

endocardium

C

myocardium

4. Circulation through the heart, lungs and great vessels is called ________.

A

systemic circulation

B

pulmonary circulation

C

cardiovascular circulation

5. What is happening in the heart during diastole?

A

blood is being pumped out of the heart

B

the heart is filling with blood

C

nothing is happening, the heart is relaxed

6. When the lumen decreases in size, this is called ________.

A

vasoconstriction

B

vasodilation

C

hypotension

7. Where does gas exchange occur?

A

alveoli, capillaries

B

bronchioles, arteries

C

alveoli, veins

8. During systemic circulation, what structures come after capillaries?

A

arterioles

B

venules

C

IVC or SVC