Select all that apply. What are the benefits of cardiovascular exercise?
2 answers:
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Greetings!
The heart consists of exactly 3 layers:
The Epicardium (external layer)
The Myocardium (middle layer)
The Endocardium (inside layer)
Hope this helps!
~Autumly
The heart consists of exactly 3 layers:
The Epicardium (external layer)
The Myocardium (middle layer)
The Endocardium (inside layer)
Hope this helps!
~Autumly