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The Muscular System
Transcript of The Muscular System
Cardiac Muscles Pump Blood
Smooth Muscles Aid Digestion
Smooth Muscles Ensure Blood Flow Gastrocnemius- Straightens the joint of the ankle letting you to lift your foot.
Biceps- allows the arm to bend at the elbow.
Triceps- Extends the arm at the elbow.
Pectoralis Major- Pulls the arm forward and rotates the upper arm.Biceps Femoris- Pulls the thigh backwards.
Gluteus Maximus- Straightens the thigh and brings it backwards.
Pectoralis Major- Pulls the arm forward and rotates the upper arm.
Deltoid- Allows the arm to raise the shoulder. Major Muscles of the body Types of Organs in the Muscular System Cardiac Muscles-The muscles of the heart that contracts that Allows blood to squeeze out of your heart to relax and fill your heart with blood. Smooth Muscles-Muscles that are capable of involuntary slow rythmic contractions and occcurs in the walls of the blood vessels. Smooth Muscle Skeletal Muscles-Muscles that make up 50 Major diseases of the Muscular System. Gastrocnemius- Straightens the joint of the ankle letting you to lift your foot. Biceps- allows the arm to bend at the elbow. Triceps- Extends the arm at the elbow. Biceps Femoris- Pulls the thigh backwards. Gluteus Maximus- Straightens the thigh and brings it backwards. Pectoralis Major- Pulls the arm forward and rotates the upper arm. Deltoid- Allows the arm to raise the shoulder. Muscular Dystrophy-A genetic disease that causes damage the muscle fibers and causes lack of mobility,loss of coordination, and weakness. Compartment Syndrome-a disease that compresses the blood vessels, nerves and muscles and causes muscle pain, paresthesia paralysis and has to be fixed immediately with a surgery called facicotomy. Myasthenia Gravis- A chronic autoimmune desease caused by muscle weakness and fatique which causes drooping eyelids, breathing and swallowing diffuculties, and inability to control facial expressions. Works Cited:
There is a muscle in your head that causes goose bumps.
It takes 17 muscles to smile and 42 muscles to frown.
The hardest working muscle is located in the eye.
The largest muscle in the body is the gluteus maximus.