Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
10 Cards in this Set
- Front
- Back
What is the muscular layer of the heart?
|
myocardium
|
|
What is the heart's natural pacemaker?
|
sinoatrial node
|
|
What is the relaxing and filling phase of the cardiac cycle?
|
diastole
|
|
Blood leaves the heart for the rest of the body through the body's largest artery, the _____.
|
aorta
|
|
What is the contracting and pumping phase of the cardiac cycle?
|
systole
|
|
The flow of blood from the heart to the rest of the body is _____ circulation.
|
systemic
|
|
What is an abnormal rushing or blowing sound produced by valve damage?
|
heart murmur
|
|
The _____ arteries carry blood from the heart to the lung.
|
pulmonary
|
|
What type of heart failure occurs when the heart ceases beating and instead twitches randomly?
|
ventricular fibrillation
|
|
The heart muscles are supplied with blood through the two _____ arteries.
|
coronary
|