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16 terms

muscle movements, types and names

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origin
attached to the immovable or less moveable bone
insertion
attached to the moveale bone and when the muscle contracts the insertion moves toward the origin
flexion
act of bending a joint
extension
act of stretching or straightening out a flexed limb
rotation
a single complete turn (axial or orbital)
abduction
moving of a body part away from the midline of the body
adduction
movement of a body part towards the midline of the body
circumduction
A circular movement of a limb or eye
dorsiflexion and plantar flexion
up and down movements of the foot at the ankle
inversion and eversion
movements of the sole of the foot medially or laterally
supination and pronation
movement of radius around ulna (supination: turning backward) (pronation: turning forward)
opposition
Movement of the thumb to touch the fingertips
prime mover
muscle that has the principal responsibility for a given movement
antagonist
a muscle that relaxes while another contracts
synergist
a muscle that assists the Prime mover
fixators
muscles that stabilize proximally to allow agonist to work effectively