Practical #2 Flashcards
name the action(s) of the epicranius- frontalis
elevates eyebrows; draws scalp forward and wrinkles skin of the forehead
name the action(s) of the epicraniui-occipitalis
retracts scalp; fixes alea aponeurotic so the frontal can act on the eyebrows
name the action(s) of the orbiculares oculi
closes eye in blinking, squinting, and sleep
name the action(s) of the orbiculares oris
encircles mouth, closes lips and protrudes lips in kissing
name the action(s) of the levator palpebral superioris
elevates upper eyelid; opens eye
name the action(s) of the nasalis
opens nostrils
name the action(s) of the elevator anguli oris
elevates angle of mouth; smiling muscle
name the action(s) of the depressor anguli oris
draws angle of mouth laterally and downward in opening of mouth and frowning
name the action(s) of the zygomaticus major/minor
draws angle of mouth upa nd laterally as in smiling, sneering, or laughing
name the action(s) of the platysma
tenses skin of cheek and neck; draws lower lip and angle of mouth downward in expressions of horror or surprise
name the action(s) of the buccinator
compresses cheek against teeth and gums; expels liquid and air
name the action(s) of the temporalis
elevation, retraction and lateral and medial excursion of the mandible
name the action(s) of the masseter
elevation, retraction and lateral and medial excursion of the mandible
name the action(s) of the sternocleidomastoid
unilateral action causes ipsilateral flexion, contralateral rotation; bilateral actions flexes the head forward as when looking down; aid in deep inhalation when the neck is fixed
name the action(s) of the scalene group
unilateral action causes ipsilateral flexion, contralateral rotation; bilateral action flexes the neck forward; aids in deep inhalation when the neck is fixed
name the action(s) of the splenius capitis
unilateral action causes ipsilateral flexion and ipsilateral rotation; bilateral action extends the head
name the action(s) of the trapezius
extension and lateral flexion of the neck; elevation, retraction, lateral rotation, elevation and depression of the scapula
name the action(s) of the rhomboid major
retraction, elevation and medial rotation of the scapula
name the action(s) of the rhomboid minor
retraction, elevation and medial rotation of the scapula
name the action(s) of the pectorals minor
protraction of the scapula
name the action(s) of the serrates anterior
lateral rotation, depression and protraction of the scapula
name the action(s) of the erector spine group
extension and lateral flexion of vertebral column
name the action(s) of the pectoralis major
flexion, adduction and medial rotation of humerus at the shoulder
latissimus dorsi
extension, adduction and medial rotation of the humerus at the shoulder
name the action(s) of the deltoid
abduction, flexion, extension, medial rotation and lateral rotation of the humerus at the shoulder
name the action(s) of the supraspinatus
abduction of the humerus at the shoulder
name the action(s) of the infraspinatus
lateral rotation of the humerus at the shoulder
name the action(s) of the terse minor
lateral rotation at the shoulder
name the action(s) of the subscapularis
medial rotation of the humerus at the shoulder
name the action(s) of the coracobrachialis
flexion adduction and medial rotation of the humerus at the shoulder
name the action(s) of the terse major
extension, adduction, and medial rotation of the humerus at the shoulder
name the action(s) of the biceps brachialis
flexion of the elbow
name the action(s) of the biceps brachii
supination of forearm, flexion of the elbow, flexion of the humerus at the shoulder
name the action(s) of the triceps brachii
extension and adduction of the humerus at the shoulder and extension of the elbow
name the action(s) of the brachioradialis
flexion of the elbow
name the action(s) of the pronator teres
pronation of the forearm
name the action(s) of the anconeus
extension of the elbow
name the action(s) of the supinator
supinates forearm
name the action(s) of the flexor carpi radialis
anterior flexion and radial flexion of the wrist
name the action(s) of the flexor carpi ulnaris
anterior flexion and ulnar flexion of the wrist
name the action(s) of the palmaris longus
anchors the skin and fascia of the palm
flexor digitorum superficialis
anterior flexion of the wrist and flexion of metacarpophalangeal, and middle interphalangeal joints of digits
name the action(s) of the flexor pollicis longus
flexion of interphalangeal joint of the thumb
name the action(s) of the flexor pollicis brevis
flexion of metacarpophalangeal joint of the thumb
name the action(s) of the extensor carpi radialis longus and brevis
extension and radial flexion of the wrist
name the action(s) of the extensor digitorum
extension fo the metacarpophalangeal and interphalangeal joints of digits 2-5 and extension of wrist
name the action(s) of the extensor carpi ulnaris
extension and ulnar flexion of the wrist
name the action(s) of the adductor pollicis
draws thumb toward palm as gripping
name the action(s) of the abductor pollicis longus
abduction fo the thumb in frontal and sagittal plane, extension at carpometacarpal joint
name the action(s) of the abductor pollicis brevis
abduction of thumb in sagittal plane
name the action(s) of the extensor pollicis longus and brevis
extension of thumb
name the action(s) of the diaphragm
prime mover of inspiration compresses abdomen
name the action(s) of the external intercostal
elevation of ribs for inspiration
name the action(s) of the internal intercostals
depression fo the ribs for forced expiration
name the action(s) of the external abdominal oblique
compresses abdomen, flexes/stabilizes vertebral column during lifting, and unilateral contraction causes contralateral rotation
name the action(s) of the internal abdominal oblique
compresses abdomen, flexes/stabilizes vertebral column during lifting, and unilateral contraction causes ipsilateral rotation
name the action(s) of the transverses abdominus
compresses abdomen
name the action(s) of the rectus abdominus
flexion of vertebral column; compresses abdomen
name the action(s) of the iliopsoas group
flexion of thigh at hip when trunk is fixed; flexion of trunk when hip is fixed
name the action(s) of the tensor fasciae latae
extension and lateral rotation of the knee and abduction and medial rotation of thigh at the hip
name the action(s) of the gluteus maximus
extension and abduction fo thigh at the hip and elevation of the trunk
name the action(s) of the gluteus medius
abduction and medial rotation of thigh at the hip
name the action(s) of the piriformis
lateral rotation and extension of thigh at the hip abducts thigh when fixed
name the action(s) of the quadrates femoris
lateral rotation of thigh at the hip
name the action(s) of the adductor brevis
adduction of thigh at the hip
name the action(s) of the adductor longus
adduction, flexion, and medial rotation fo thigh at the hip
name the action(s) of the adductor magnus
adduction and medial rotation of thigh at the hip; extension of thigh
name the action(s) of the gracilis
adduction of the leg at the hip, flexion and medial rotation of tibia at knee
name the action(s) of the pectineus
flexion and adduction of thigh at the hip
name the action(s) of the rectus femoris
extension of knee, flexion of thigh at the hip, and flexion of the trunk when the thigh is fixed