Multiple Choice
Which of the following is not true of the heart?
A) The heart is located within the mediastinum.
B) The apex is located left of the sternal midline at the level of the fifth intercostal space.
C) The base of the heart is located at the level of the second rib.
D) The pericardium is composed of actin and myosin.
Correct Answer:

Verified
Correct Answer:
Verified
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