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Christine’s grandfather has a heart attack that damages the muscle in the walls of his heart. What muscles did the heart attack harm?

Skeletal
Cardiac
Smooth
Concentric

User Madoka
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2 Answers

4 votes
His Cardiac muscles
User McBodik
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4 votes

Answer:

Cardiac

Step-by-step explanation:

Heart muscles are called cardiac, so that would be your best choice.

User TheCrazyProfessor
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