Download Muscular System

THE MUSCULAR SYSTEM
Kinds of Muscle
• Smooth Muscle – found in digestive tract and in
walls of blood vessels
• Cardiac Muscle – found only in the heart
• Skeletal Muscle – attached to bones for
movements and helps protect your inner organs.
• Smooth and Cardiac muscle are involuntary
muscles whereas skeletal muscles can be both
involuntary and voluntary.
Muscles work in pairs
* Flexors and Extensors
Exercise
Resistance Exercises
Aerobic Exercises
Muscle Injury
1
• A strain is an injury in which
a tendon is overstretched
2
• Tendonitis is when a tendon
becomes inflamed
3
• People who exercise too
much can hurt their tendons
Fun Facts about Muscles
• Your body contains
600 muscles
• The Largest muscles
are in your legs,
buttocks and arms
because they must
move the biggest
bones
• All together they
make up 1/3 of
your body weight
* Illegal Substances used to make muscles stronger are called steroids
Muscular Diagram