Lab 44 Heart Structure Assesments Flashcards
1
Q
Structure from which chordae tendinae originate
A
papillary muscles
2
Q
Prevents blood movement from right ventricle to right atrium
A
tricuspid valve
3
Q
Membranes around the heart
A
pericardial sac
4
Q
Prevents blood movement from the left ventricle to left atrium
A
Mitral valve
5
Q
Gives rise to left and right pulmonary arteries
A
pulmonary trunk
6
Q
Drains blood from myocardium into the right atrium
A
Coronary artery
7
Q
Inner lining of heart chamber
A
Endocardium
8
Q
Layer largely composed of cardiac muscle tissue
A
myocardium
9
Q
Space containing serous fluid to reduce friction during heartbeats
A
pericardial cavity
10
Q
Drains blood from myocardial capillaries
A
cardiac vein
11
Q
Supplies blood to heart muscle
A
coronary artery
12
Q
Distributes blood to body organs except the lungs
A
Aorta
