Download 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
TYPE OF
MUSCLE
SKELETAL
MUSCLE
CARDIAC
MUSCLE
SMOOTH
MUSCLE
VOLUNTARY OR
INVOLUNTARY
WHERE FOUND
IN YOUR BODY
Section 2
The 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.
Section 2
The 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
Section 2
The 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.