MUSCULAR SYSTEM

Which type of muscle works without us thinking about it (involuntary)? a) Skeletal muscle b) Smooth muscle c) Cardiac muscle d) Both b and c

What is the main job of the muscular system? a) To pump blood b) To help the body move c) To digest food d) To send messages to the brain

The heart is made of which kind of muscle? a) Skeletal b) Smooth c) Cardiac

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