Muscular System

600+ muscles

How does the muscular System work?

Skeletal muscles move bones, cardiac muscle pumps blood and smooth muscle moves food and controls blood vessels.

Evidence & sources

• The body has three types of muscle: skeletal, cardiac and smooth. Evidence: established. Known: Basic anatomy. Unknown: — Source: MedlinePlus (US National Library of Medicine), Muscle Disorders — overview (Current revision).

Connected topics

• Skeletal Muscle
• Tendons & Ligaments
• Protein
• Strength Training

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General education only, not medical advice. Drafted Oct 2026 · pending qualified expert review.