Multiple Choice
The cardiac skeleton of the heart functions to ________.
A) provide elasticity that helps return the heart to its original shape after each contraction
B) physically isolating the atrial muscle cells from the ventricular muscle cells
C) help distribute the force of contraction of the heart
D) reinforcing the heart valves
E) All of the answers are correct.
Correct Answer:

Verified
Correct Answer:
Verified
Q32: Figure 21.4<br> <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4856/.jpg" alt="Figure 21.4
Q33: The left ventricle pumps blood into the
Q34: Figure 21.1<br> <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4856/.jpg" alt="Figure 21.1
Q35: When the left ventricle contracts, the distance
Q36: Which of the following is a major
Q38: Figure 21.1<br> <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4856/.jpg" alt="Figure 21.1
Q39: Which chamber of the heart can generate
Q40: Figure 21.4<br> <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4856/.jpg" alt="Figure 21.4
Q41: Which vessel gives rise to a circumflex
Q42: Figure 21.1<br> <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4856/.jpg" alt="Figure 21.1