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Multiple Choice
Which of the following properties are displayed by cardiac muscle cells?
A
Rapid fatigue
B
Autorhythmicity
C
Voluntary control
D
Multinucleation
Verified step by step guidance
1
Understand the unique characteristics of cardiac muscle cells compared to other muscle types such as skeletal and smooth muscle.
Recognize that cardiac muscle cells are specialized for continuous, rhythmic contractions without fatigue, which is essential for maintaining a constant heartbeat.
Identify that autorhythmicity is a key property of cardiac muscle cells, meaning they can generate their own electrical impulses without external stimuli.
Note that cardiac muscle cells operate involuntarily, meaning they are not under conscious control, unlike skeletal muscles.
Understand that cardiac muscle cells typically have a single nucleus, distinguishing them from skeletal muscle cells, which are multinucleated.