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Ana no pics > Muscle Origins, Insertions, and Actions > Flashcards

Muscle Origins, Insertions, and Actions Flashcards

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2
Q

iliopsoas group is made up of these muscles

A

iliacus, psoas major

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3
Q

hamstrings are made of these muscles

A

biceps femoris, semitendinosus, semimembranosus

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4
Q

quadriceps are made of these muscles

A

rectus femoris, vastus lateralis, vastus medialis, vastus intermedius

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5
Q

buccinator

A

origin, insertion, action

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6
Q

buccinator

A

alveolar processes of maxilla/mandible, fibers of orbicularis oris, compresses cheeks

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7
Q

mentalis

A

incisive fossa of of mandible, skin of chin, moves lower lip

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8
Q

orbicularis oris

A

maxilla/mandible, lips, compresses lips

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9
Q

risorius

A

fasica surrounding parotid salivary gland, angle of mouth, draws corner of mouth laterally

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10
Q

orbicularis oculi

A

medial margin of orbit, skin around eyelids, closes eye

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11
Q

frontal belly of occipitofrontalis

A

epicranial aponeurosis, skin of eyebrow/bridge of nose, raises eyebrows/wrinkles forehead

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12
Q

occipital belly of occipitofrontalis

A

mastoid portion of temporal bone, epicranial aponeurosis, tenses/retracts scalp

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13
Q

temporoparietalis

A

fascia around external ear, epicranial aponeurosis, tenses scalp/moes auricle of ear

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14
Q

masseter

A

zygomatic arch, angle of mandibular ramus, elevates and closes jaws

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15
Q

temporalis

A

temporal lines of skull, coronoid process of mandible, elevates and closes jaws

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16
Q

digastric anterior belly

A

inferior surface of mandible, hyoid bone, opens mouth

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17
Q

digastric posterior belly

A

mastoid region of temporal bone, hyoid bone, opens mouth

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18
Q

geniohyoid

A

medial mandible surface, hyoid bone, opens mouth and retracts hyoid bone

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19
Q

mylohyoid

A

mandible, connective tissue that runs to hyoid bone, opens mouth

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20
Q

omohyoid

A

superior border of the scapula, hyoid bone, depresses hyoid

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21
Q

sternohyoid

A

clavicle/manubrium, hyoid bone, depresses hyoid bone

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22
Q

sternothyroid

A

dorsal surface of manubrium, thyroid cartilage of larynx, depresses hyoid bone

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23
Q

stylohyoid

A

styloid process of temporal bone, hyoid bone, elevates larynx

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24
Q

thyrohyoid

A

thyroid cartilage of larynx, hyoid bone, elevates larynx

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25
Q

sternocleidomastoid clavicular head

A

sternal end of clavicle, mastoid region, bends neck toward shoulder

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26
sternocleidomastoid sternal head
manubrium, mastoid region, bends neck toward shoulder
27
external intercostals
inferior border of each rib, superior border of more inferior rib, elevate ribs
28
internal intercostals
superior border of each rib, inferior border of the more superior rib, depress ribs
29
serratus posterior inferior
aponeurosis from spinous processes, inferior broder of ribs 9-12, pulls ribs outward opposing diaphragm
30
external oblique
external and inferior border of ribs 5-12, external oblique aponeuroses, compresses abdomen
31
internal oblique
throacolumbar fascia, inferior surfaces of ribs 9-12, compresses abdomen
32
transversus abdominis
cartilages of ribs 6-12, linea alba/pubis, compresses abdomen
33
diaphragm
xiphoid process, contral tendinous sheet, expands throacic cavity
34
rectus abdominis
superior surface of pubis, xiphoid process, depresses ribs
35
pectoralis minor
fascia covering external intercostal muscles, coracoid process of scapula, depresses/protracts shoulder
36
rhomboid major
ligamentum nuchae, vertebral border of scapula, adducts and downward rotation of scapula
37
rhomboid minor
spinous processes of vertebrae, vertebral border of scapula, adducts and downward rotation of scapula
38
serratus anterior
anterior and superior margins of ribs, vertebral border of scapula, protracts shoulder
39
subclavius
first rib, clavicle, depresses and protracts shoulder
40
trapezius
occipital bone, clavicle/scapula, elevates scapula
41
coracobrachialis
coracoid process, medial margin of humerus, adduction and flexion of shoulder
42
deltoid
clavicle, deltoid tuberosity of humerus, abduction of shoulder
43
supraspinatus
supraspinous fossa of scapula, greater tubercle of humerus, abduction of shoulder
44
infraspinatus
infraspinous fossa of scapula, greater tubercle of humerus, lateral rotation of shoulder
45
subscapularis
subscapular fossa of scapula, lesser tubercle of humerus, medial rotation of shoulder
46
teres major
inferior angle of scapula, intertubercular sulcus of humerus, medial rotation of shoulder
47
teres minor
lateral border of scapula, greater tubercle of humerus, lateral rotation of shoulder
48
latissimus dorsi
thoracolumbar fascia, intertubercular suclus of humerus, medial rotation of shoulder
49
pectoralis major
sternum, greater tubercle of humerus, medial rotation of shoulder
50
biceps brachii short head
coracoid process, radial tuberosity, flexion of elbow
51
biceps brachii long head
supraglenoid tubercle of scapula, radial tuberosity, flexion of elbow
52
brachialis
distal half of humerus, ulnar tuberosity/coronoid process, flexion of elbow
53
brachioradialis
lateral epicondyle of humerus, styloid process of radius, flexion of elbow
54
anconeus
lateral epicondyle of humerus, olecranon, extension of elbow
55
triceps brachii lateral head
Dorsal surface of humerus, olecranon of ulna, extension of elbow
56
triceps brachii long head
infraglenoid tubercle of scapula, olecranon of ulna, extension of elbow
57
triceps brachii medial head
posterior of humerus, olecranon of ulna, extension of elbow
58
pronator teres
medial epicondyle of humerus, middle of radius, flexion at elbow
59
supinator
lateral epicondyle of humerus, radius, supinates forearm and hand
60
flexor carpi radialis
medial epicondyle of humerus, metacarpal bones, flexion/abduction of wrist
61
flexor carpi ulnaris
medial epicondyle of humerus, pisiform/hamate, flexion/adduction of wrist
62
palmaris longus
medial epicondyle of humerus, palmar aponeurosis, flexion of wrist
63
extensor carpi radialis longus
lateral supracondylar ridge of humerus, second metacarpal, extension and abduction of wrist
64
extensor carpi radialis brevis
lateral epicondyle of humerus, third metacarpal, extension and abduction of wrist
65
extensor carpi ulnaris
lateral epicondyle of humerus, fifth metacarpal, extension and adduction of wrist
66
extensor digitorum
lateral epicondyle of humerus, posterior surfaces of phalanges, extension of finger joints and wrist
67
flexor digitorum superficialis
medial epicondyle of humerus, middle phalanges, flexion of wrist
68
flexor digitorum profundus
ulna, phalanges, flexion of wrist
69
gluteus maximus
iliac crest, iliotibial tract, hip extension
70
gluteus medius
iliac crest, greater trochanter of femur, medial rotation of hip
71
gluetus minimus
ilium surface, greater trochanter of femur, medial rotation of hip
72
tensor fasciae latae
iliac crest, iliotibial tract, medial rotation of hip
73
piriformis
sacrum surface, greater trochanter of femur, lateral rotation of hip
74
quadratus femoris
ischial tuberosity, femur, lateral rotation of hip
75
adductor longus
pubic ramus, linea aspera of femur, medial rotation of hip
76
gracilis
pubic ramus, tibia, medial rotation of knee
77
iliacus
iliac fossa, distal femur, hip flexion
78
biceps femoris
ischial tuberosity, head of fibula, knee flexion and hip extension
79
semimembranosus
ischial tuberosity, medial condyle of tibia, flexion at knee and extension of hip
80
semitendinosus
ischial tuberosity, tibial shaft, flexion of knee and hip extension
81
sartorius
iliac spine, near tibial tuberosity, flexion at knee
82
popliteus
lateral condyle of femur, tibial shaft, tibia rotation and knee flexion
83
rectus femoris
iliac spine, tibial tuberosity, extension of knee and hip flexion
84
vastus intermedius
surface of femur, tibial tuberosity, knee extension
85
vastus lateralis
linea aspera of femur, tibial tuberosity, extension of knee
86
vastus medialis
linea aspera of femur, tibial tuberosity, extension of knee
87
tibialis anterior
lateral conyle of tibia, first metatarsal, dorsiflexion of ankle
88
gastrocnemius
femoral condyles, calcaneus, plantar flexion of ankle
89
fibularis brevis
margin of fibulal, fifth metatarsal, eversion of foot
90
fibularis longus
head/shaft of fibula, fifth metatarsal, eversion of foot
91
soleus
head/shaft of fibula, calcaneus, plantar flexion of ankle
92
tibialis posterior
tibia and fibula shafts, navicular, inversion of foot
93
flexor digitorum longus
tibia, inferior distal phalanges, flexion of toes 2-5
94
flexor hallucis longus
Posterior surface of the fibula, inferior distal great toe, flexion of great toe
95
extensor digitorum longus
lateral condyle of tibia, superior phalanges 2-5, extension of toes 2-5
96
extensor hallucis longus
fibula, superior distal great toe, extension of great toe
97
the sternothyroid is blank than the sternohyoid
deeper
98
biceps brachii long head is blank
lateral
99
biceps brachii short head is blank
medial

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