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Muscular System (Names of Muscles (Biceps Brachili, Palmaris Longus,…
Muscular System
Names of Muscles
Biceps Brachili
Palmaris Longus
Triceps Brachili
Pectineus
Traoezius
Rectus Femoris
Temporalis
Fibularis Longus
Sterocleidmastoid
Perctoralis Major
External Oblique
Sartorius
Soleus
Body movement
Adduction
Circumduction
Abduction
Rotation
Flexion
Inversion
Extension
Eversion
Structure and Organizational levels of the skeletal muscle
Myofibril
Sarcomere
Muscle Fiber
Myofilament
Fascicle
Muscle
Disorders associated with the muscular system
Hernia
protrusion of an organ through its body cavity wall
Fibromyalgia
chronic inflammation of the muscle
Myofascial Pain Syndrome
pain caused by a tightened band of muscle fibers
Strain
"pulled muscle" excessive stretching and possible tearing of a muscle due to muscle overuse or abuse
Major Function
Stability
stabilize joints
Posture
keep us sitting upright
Mobility
allow movement
3 Types of Muscle Tissue
Smooth
changes shape to facilitate bodily functions
involuntary, smooth
Skeletal
moves muscles and other bones
voluntarily, striated
Cardiac
contracts the heart to pump blood
involuntary, striated
Physiology of muscle contraction
during contraction the thin filaments slide past the thick ones so that the actin and myosin filaments overlap to a greater degree