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Anatomy and Physiology 1 > Muscles (practicum) > Flashcards

Muscles (practicum) Flashcards

1
Q

ACTION: zygomaticus

A

smiling

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2
Q

ACTION: sternocleidomastoid

A

neck flexion

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3
Q

ACTION: digastric

A

opens mouth

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4
Q

ACTION: rectus abdominis

A

flexion of spine

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5
Q

ACTION: temporalis

A

elevation, retraction, excursion of mandible

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6
Q

ACTION: masseter

A

elevation, protraction, retraction, excursion of mandible

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7
Q

ACTION: trapezius

A

stabilizes, elevates, rotates, retracts scapula, depresses angle of shoulder

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8
Q

ORIGIN: trapezius

A

external occipital protuberance, spinous processes of C7-T12

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9
Q

INSERTION: TRAPEZIUS

A

scapula and clavicle

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10
Q

ACTION: PECTORALIS MAJOR

A

flexes, adducts, medially rotates humerus

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11
Q

ORIGIN: pectoralis major

A

clavicle, sternum, costal cartilages

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12
Q

INSERTION: pectoralis major

A

lateral, anterior, proximal humerus

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13
Q

ACTION: latissimus dorsi

A

adducts, medially rotates, extends humerus

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14
Q

ORIGIN: latissimus dorsi

A

vertebrae T7-L5; ribs; iliac crest; thoracolumbar fascia

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15
Q

INSERTION: latissimus dorsi

A

anterior, proximal humerus

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16
Q

ACTION: deltoid

A

flexes, extends, medially and laterally rotates, abducts humerus

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17
Q

ACTION: supraspinatus

A

abduction of arm

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18
Q

ACTION: infraspinatus

A

lateral rotation of humerus

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19
Q

ACTION: teres minor

A

lateral rotation of humerus

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20
Q

ACTION: subscapularis

A

medial rotation of humerus

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21
Q

ACTION: brachialis

A

flexion of elbow

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22
Q

ACTION: biceps brachii

A

flexion of elbow, supination of forearm; slight shoulder flexion

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23
Q

ORIGIN: biceps brachii

A

glenoid cavity and coracoid process of scapula

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24
Q

INSERTION: biceps brachii

A

radial tuberosity

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25
ACTION: triceips brachii
extends elbow; extends, adducts humerus
26
ORIGIN: triceps brachii
glenoid cavity, posterior humerus
27
INSERTION: triceps brachii
olecranon process
28
ACTION: flexor carpi radialis
flexes wrist, radial flexion
29
ACTION: flexor carpi ulnaris
flexes wrist, ulnar flexion
30
ACTION: flexor digitorum superficialis
flexes wrist, metacarpophalangeal and interphalangeal joints
31
ACTION: extensor carpi radialis longus and brevis
extends wrist, radial flexion
32
ACTION: extensor digitorum
extends wrist, metacarpophalangeal and interphalangeal joints
33
ACTION: extensor carpi ulnaris
extends wrist, ulnar flexion
34
ACTION: iliacus
flexes thigh at hip; flexes trunk at hip when thigh is fixed
35
ACTION: psoas major
flexes thigh at hip; flexes trunk at hip when thigh is fixed
35
ACTION: gluteus maximus
extends and abducts thigh
35
ORIGIN: gluteus maximus
posterior gluteal line of illium, posterior sacrum
36
INSERTION: gluteus maximus
gluteal tuberosity of femur
37
ACTION: gluteus medius and minimus
abduct and medially rotate thigh
38
ACTION: adductor magnus
adducts and medially rotates thigh, extends thigh at hip
39
ACTION: rectus femoris
extends knee, flexes thigh at hip
40
ORIGIN: rectus femoris
ilium
41
INSERTION: rectus femoris
patella, tibial tuberosity, lateral and medial condyles of tibia
42
ACTION: vastus lateralis
extends knee
43
ACTION: vastus medialis
extends knee
44
ACTION: vastus intermedius
extends knee
45
ACTION: sartorius
knee and hip flexion, abducts and laterally rotates thigh
46
ACTION: biceps femoris
flexes knee, extends hip; rotates knee
47
ORIGIN: biceps femoris
ischial tuberosity and linea aspera
48
INSERTION: biceps femoris
head of fibula
49
ACTION: semitendinosus
flexes knee, rotates knee
50
ACTION: semimembranosus
flexes knee, rotates knee
51
ACTION: extensor digitorum longus
extends toes, dorsiflexes foot
52
ACTION: extensor hallucis longus
extends great toe (hallux); dorsiflexes foot
53
ACTION: tibialis anterior
dorsiflexes and inverts foot
54
ORIGIN: tibialis anterior
lateral condyle of tibia
55
INSERTION: tibialis anterior
medial cuneiform, metatarsal I
56
ACTION: gastrocnemius
plantar flexes foot, flexes knee
57
ORIGIN: gastrocnemius
condyles and popliteal surface of femur
58
INSERTION: gastrocnemius
calcaneus
59
ACTION: soleus
plantar flexes foot
60
ACTION: flexor digitorum longus
flexes phalanges of digits II-V
61
ACTION: flexor hallucis longus
flexes phalanx of great digit
62
ACTION: tibialis posterior
inverts foot
63
ACTION: fibularis (peroneus) longus
maintains concavity of sole, everts and plantar flexes foot

Anatomy and Physiology 1 (14 decks)

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