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the muscular system

definitions

QuestionAnswer
Muscles -makes body movement possible, -holds body erect, -move body fluids, -produce body.
Fascia covers, supports, and separates muscles.
Tendons Attach muscles to the bones
Skeletal Muscles Attached to bones of the skeleton, makes body motions possible, voluntary muscles, striated muscles.
Smooth Muscles Located in walls of internal organs, blood vessels, and ducts leading from glands. Move and control the flow of fluids through these structures. Involuntary, unstriated, and visceral muscles.
Myocardial Muscles Form the muscular walls of the heart. Myocardium or cardiac muscle
Muscle Innervation Stimulation of a muscle by an impulse transmitted by a motor nerve
Neuromuscular Pertaining to the relationship between a nerve and muscle
Antagonistic Muscle Pairs Contraction and Relaxation
Abduction Movement of a limb away from the midline of the body
Adduction Movement of a limb toward the midline of the body
Flexion Decreasing the angle between two bones by bending a limb at a joint
Extension Increasing the angle between two bones or the straightening out of a limb.
Hyperextension The extreme or overextension of a limb or body part beyond its normal limit.
Rotation A circular movement around an axis such as the shoulder joint.
Circumduction The circular movement at the far end of a limb
Supination The act of rotating the arm or leg so that the palm of the hand or the sole of the foot is turned forward or upward.
Pronation The act of rotating the arm or leg so that the palm of the hand or the sole of the foot is turned downward or backward.
Dorsiflexion The movement that bends the foot upward at the ankle
Plantar Flexion The movement that bends the foot downward at the ankle.
Created by: frla5938