gym class terms vocab

AGONIST- Prime mover, the muscle responsible for producing a particular joint movement. It is responsible for the movement you see.
EX- Pectoralis Major in bench press.

ANTAGONIST- Opposing muscle to the prime mover that passively elongates or shortens to permit motion to occur.
EX- Hamstring in leg extension

SYNERGIST- Any muscle assisting the prime mover.
EX- Deltoids assist the pectoralis major in bench press

MEDIAL- Closer to the midline.

LATERAL- Further from the midline.

ABDUCTION- movement of a limb away from the center of the body.
EX- arms are going out in the scarecrow exercise

ADDUCTION- movement of a limb toward the center of the body.
EX- coming back from scarecrows

ATROPHY- Decrease in the size of the muscle fiber.

HYPERTROPHY- Increase in muscle fiber size.

CONCENTRIC CONTRACTION- A muscle contraction that produces movement around a joint. Think positive contraction

ECCENTRIC CONTRACTION- The development of tension in the muscle as it lengthens. Think negative contraction.

EXTENSION- Movement of a body part from a bent to a straight position.

FLEXION- Movement of a body part from straight to bent position.
Exercise Positions SUPINE- Face up PRONE- Face down
ANTERIOR- Refers to the front.
POSTERIOR- Refers to the back.

AGONIST- Prime mover, the muscle responsible for producing a particular joint movement. It is responsible for the movement you see.
EX- Pectoralis Major in bench press.

ANTAGONIST- Opposing muscle to the prime mover that passively elongates or shortens to permit motion to occur.
EX- Hamstring in leg extension

SYNERGIST- Any muscle assisting the prime mover.
EX- Deltoids assist the pectoralis major in bench press

MEDIAL- Closer to the midline.

LATERAL- Further from the midline.

ABDUCTION- movement of a limb away from the center of the body.
EX- arms are going out in the scarecrow exercise

ADDUCTION- movement of a limb toward the center of the