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Sports Med 4

Muscles are made of what fibers? Elastic
The functions of muscles are to: Produce heat, produce movement, and maintain posture
Voluntary muscles? You contract when you want to move. E.G. Skeletal muscles
Involuntary muscles? Contract automatically. E.G. Stomach, Heart
Types of muscle tissue: Cardiac, Skeletal, and Smooth
Skeletal Muscles: Attached to bones, and responsible for voluntary movements
Striations? (skeletal muscles) Light and dark bands that go from the muscle belly to myofibrial
Origin? The area a muscle begins(generally superior)
Insertion? The area in which the muscle ends(generally inferior)
Smooth Muscles: Usually involuntary movements, found in walls of hollow structures E.G. stomach, blood vessels, intestines
Cardiac Muscles: In heart,appearance similar to skeletal and smooth
Long Bones: Humerus, Radius, Ulna, Femur, Tibia, Phalanges
Short Bones: Carpals, Tarsals, Patella
Flat Bones: Skull, Sternum, Ribs, Scapula
Irregular Bones: Face, Spine, Hip
Axial Skeleton: (center) Skull, Cervical Spine, Thoracic Spine, Rib Cage,Lumbar Spine, Sacrum, Coccyx
Appendicular Skeleton: Hip/Pelvis, Lower Extremity,Foot, Upper Extremity, Forearm, Wrist/Hand
Created by: kamikolily