2. Types of skeletal muscle

Functions of skeletal muscles:
• Body movement(locomotion)
• Maintenance of body posture
• Respiration (diaphragm and intercostals muscle contraction)
• Communication (verbal or facial)
• Production of heat (thermogenesis)
Types of body movement
Adduction- moving a body part towards midline
Abduction- moving a body part away from midline
Flexion- bending a joint to decease the angle between bones
Extension- stretching a joint to increase the angle between bones
Rotation – moving a body part around the axis.
Name of skeletal muscles:
Muscles are named depending upon their location, shape, size, orientation, number of origins, action of the muscle.



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