5 Questions
What type of muscle is the cardiac muscle?
Involuntary, striated muscle
Which layer of the heart wall is the cardiac muscle found in?
Thick middle layer (myocardium)
What triggers the release of calcium from the cell's internal calcium store in cardiac muscle cells?
Electrical stimulation
What is the primary function of intercalated discs in cardiac muscle cells?
Join individual cardiac muscle cells
What happens in a cardiac muscle cell when there is a rise in calcium?
The cell's myofilaments slide past each other
Test your knowledge on cardiac muscle with this quiz! Learn about its structure, function, and role in the heart. Challenge yourself with questions on striations, voluntary control, and its position within the heart wall.
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