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Section 2 The Muscular System

Section 2 The Muscular System. DEFINE CARDIAC MUSCLE VOLUNTARY MUSCLE SKELETAL MUSCLE INVOLUNTARY MUSCLE TENDON MUSCLE SMOOTH MUSCLE. Section 2 The Muscular System. Section 2 The Muscular System. HOW DO MUSCLES WORK IN PAIRS? COMPLETE

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Section 2 The Muscular System

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  1. Section 2The Muscular System DEFINE CARDIAC MUSCLE VOLUNTARY MUSCLE SKELETAL MUSCLE INVOLUNTARY MUSCLE TENDON MUSCLE SMOOTH MUSCLE

  2. Section 2The Muscular System

  3. Section 2The Muscular System • HOW DO MUSCLES WORK IN PAIRS? COMPLETE Blood carries 1.___________________ to your muscle cells. When your muscles contract, 2._________________ from these molecules is converted to 3. _____________ and 4. _______________. When the supply of 5.________ in the muscle is 6._________, the muscle becomes ____________. As the muscle ________________, blood brings more ________________ to your muscle cells.

  4. Section 2The Muscular System • What is the role of muscles in the body? • Draw each type of lever found in the human body. • Label the fulcrum, load, and direction • First -class lever • Second -class lever • Third- class lever

  5. Section 2The Muscular System • Suppose a woman began riding her bike more regularly instead of watching TV. Evaluate what kinds of changes in her leg muscles she might start seeing. Explain why this occurs.

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