Muscle Review

Flashcards to review key muscle concepts, including muscle attachments, muscle anatomy, muscle actions, and specific muscle names and locations.

Tendons

Connects muscle to bone.

Ligaments

Connects bone to bone.

Origin of a muscle

Attached or fixed to a more immovable bone.

Insertion of the muscle

Attached to a more movable bone and is more distal.

Belly of the muscle

The thick middle section of the muscle.

Agonist (Prime Mover)

The muscle that does the majority of the work.

Synergists

Help the prime movers.

Antagonist

Does the opposite action of the agonist.

Orbicularis Oris

Circular muscle around the mouth.

Orbicularis Oculi

Circular muscle around the eye.

Masseter

The muscle used for chewing.

Temporalis

Also involved in chewing, located on the temporal bone.

Sternocleidomastoid (SCM)

Muscle that gives you the motion of turning your head.

Pectoralis

Muscles in the chest.

Deltoid

The shoulder area and muscle.

Latissimus Dorsi (Lats)

Back muscle, good for lat pulldowns

Trapezius

Shaped like a trapezoid

Rotator Cuff Muscles

Four muscles, supraspinatus, infraspinatus, teres minor, and subscapularis.

Achilles Tendon

Attaches calf muscles to the calcaneus bone.

Mastication

The act of chewing.

Breathing Muscle

Muscles in between our ribs, these intercostal muscles.