Muscular System Vocab Flashcards
adductors
a muscle whose contraction moves a limb or other part of the body toward the mid line of the body or toward another part.
biceps brachii
the large muscle in the upper arm that turns the hand to face palm uppermost and flexes the arm and forearm.
biceps femoris
the muscle in the back of the thigh that helps to flex the leg.
buccinators
a flat, thin muscle in the wall of the cheek.
deltoid
triangular muscle covering the joint of the shoulder, the action of which raises the arm away from the side of the body.
extensors
a muscle whose contraction extends or straightens a limb or other part of the body, any of the muscles in the arm, hand, leg, and foot.
external intercostals
muscles with their origin from the lower border of a rib, with insertion into the upper border of the rib below, with nerve supply from the intercostal nerve.
external oblique
muscle of the abdomen, is the largest and the most superficial (outermost) of the three flat muscles of the lateral anterior abdomen.
fibularis longus
a superficial muscle in the lateral compartment of the leg, and acts to evert and plantar flex the ankle.
flexors
a muscle whose contraction bends a limb or other part of the body.
frontalis
(frontal belly) is muscle which covers parts of the skull. currently classified as part of the occipitofrontalis muscle along with the occipitalis muscle.
gastrocnemius
muscle of the calf of the leg, which flexes the knee and foot. It runs to the Achilles tendon from two heads attached to the femur.
gluteus maximus
any of three muscles in each buttock that move the thigh, the largest of which is the gluteus maximus.
gluteus medius
the middle of the three muscles in each buttock that arises from the outer surface of the ilium
internal oblique
a muscle in the abdominal wall that lies below the external oblique and just above the transverse abdominal muscles.