1. Muscle Notes

2. Muscle System
Over 600 muscles in the human body

3. Function Movement of body Complementary of skeletal system
Pump blood through body
Cardiac (heart muscle)
Move food through digestive system
Control movement of air in and out of lungs

4. Functions, cont. Complementary or opposing action
Muscles shorten to move skeleton (contraction)
Muscle groups include a flexor and extensor

5. Types of Muscles Smooth muscles (involuntary) -movement -digestion
-lungs
Skeletal muscles (voluntary)
-striped or striated
-flexor/extensor
Cardiac Muscle (heart, Muscle)
-pump blood through body
-involuntary

6. Smooth Muscle

7. Skeletal Muscle

8. Cardiac Muscle

9. Problems with Muscle System
Lazy eye
Muscular Dystrophy
-Wasting away of skeletal muscle
-replaced by fat

10. More Issues -Muscle Strain -pulled muscle
-tearing or stretching of muscle
-Bruise
-discolored area under the skin caused by blood leakage due to injury
Tendonitis
-inflammation of tendon due to over usage
Hernia
-tearing of abdominal walls which allows the intestines to poke through the muscle walls.