Defining the Muscular Sustem
Skeletal Muscle Overview
Looks striated, or banded, under the microscope
Skeletal muscles have three parts
-Origin is one end of the muscle, attached to the less movable part of the bone
-Insertion is the other end of the muscle, attached to the more movable part of the bone
-The action, or body, is the thick middle part of the muscle
Interesting Facts about the Muscular System
-There are muscles in the root of your hair that gives you goose bumps.
-It takes 17 muscles to smile and 42 muscles to frown.
-The hardest working muscle is in the eye.
-The largest muscle in your body is the Gluteus Maximus
-The longest muscle in the body is the Sartorious Muscle in your leg.