Multiple Choice
Which of the following is not true of the myocardium?
A) Cells are joined by intercalated disks.
B) The muscle cells are autorhythmic.
C) The muscle cells can quickly summate contractions to produce tetanus.
D) It is made of electrically coupled functional units called syncytia.
Correct Answer:

Verified
Correct Answer:
Verified
Q173: Match each term with its corresponding description.<br>-blood
Q174: The cavity of the heart that normally
Q175: The midline of the body divides the
Q176: The internal layer of tissue in the
Q177: What is the skeleton of the heart?
Q179: Because the muscle tissue of the heart
Q180: Umbilical arteries carry blood from the placenta
Q181: Both the tunica media and the tunica
Q182: Match each term related to heart circulation
Q183: COPD refers to death of ischemic heart