Because the heart beats continuously,cardiac fibers never relax completely.
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Q10: Explain the differences between fast-twitch and slow-twitch
Q11: What do smooth,cardiac,and skeletal muscle all have
Q12: Which of the following is not a
Q13: What muscle works in a pair with
Q14: What does the word brevis mean when
Q16: List the functions of the skeletal muscles.
Q17: Skeletal muscle contractions play a role in
Q18: Which of the following is not a
Q19: What is the deltoid muscle shaped like?
A)
Q20: What is found within the intercalated disks
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