Muscle origins Flashcards
1
Q
Buccinator
A
Posterior portion of alveolar process of maxilla and mandible opposite sockets of molar teeth, anterior border of pterygomandibular raphe
2
Q
Corrugator supercilii
A
Medial part of supra-orbital margin
3
Q
Cricothyroid
A
Anterior cricoid cartilage
4
Q
Depressor anguli oris
A
Continuous with platysma on oblique line of mandible
5
Q
Depressor labii inferioris
A
Lateral surface of mandible between symphysis and mental foramen deep to depressor anguli oris
6
Q
Depressor septi nasi
A
Incisive fossa of maxilla
7
Q
Digastric anterior belly
A
Digastric fossa of mandible
8
Q
Digastric posterior belly
A
mastoid notch of temporal bone
9
Q
Frontal belly of occipitofrontalis
A
Epicranial aponeurosis at level of coronal suture
10
Q
Inferior oblique
A
Anterior floor of orbit lateral to nasolacrimal canal
11
Q
Inferior rectus
A
Common tendinous ring
12
Q
Lateral crocoarytenoid
A
Arch of cricoid cartilage
13
Q
Lateral rectus
A
Common tendinous ring
14
Q
Lateral pterygoid superior head
A
Infratemporal surface of greater wing of sphenoid
15
Q
Lateral pterygoid inferior head
A
Lateral pterygoid plate
16
Q
Levator anguli oris
A
Canine fossa of maxilla immediately below infra-orbital foramen and under cover of zygomatic head of levator labii superioris
17
Q
Levator labii superioris alaequenasi angular head
A
upper part of frontal process of maxilla
18
Q
Levator labii superioris alaequenasi infra-orbital head
A
orbit above infra-orbital foramen
19
Q
Levator labii superioris alaequenasi zygomatic head
A
malar surface of zygomatic bone
20
Q
Levator labii superioris
A
Maxilla above infra-orbital framen
21
Q
Longus capitis
A
Anterior tubercles of transverse processes of C3-C6
22
Q
Longus colli vertical poriton
A
C5-T3 vertebrae
23
Q
Longus colli inferior oblique portion
A
T1-T3 vertebrae
24
Q
Longus colli superior oblique portion
A
anterior tubercles of transverse processes of c3-c5 vertebrae
25
Masseter
Zygomatic arch
26
Medial pterygoid
Medial surface of lateral plate of pterygoid, pyramidal process of palatine bone, maxillary tuberosity
27
Medial rectus
Common tendinous ring
28
Mentalis
Incisive fossa of mandible
29
Nasalis
Canine eminence above and lateral to incisive fossa of maxilla
30
Occipital belly (occipitalis) of epicranius
Lateral 2/3 of superior nuchal line and mastoid process
31
Omohyoid Inferior belly
from upper border of scapula and suprascapular ligament, ending in tendon under sternocleidomastoid muscle
32
Orbicularis oculi
Medial orbital margin, palpebral ligament, lacrimal bone
33
Orbicularis oris
Maxilla above incisor teeth
34
Platysma
Skin below clavicle, upper thorax
35
Procerus
Fascia covering lower parts of nasal bone and upper part of lateral nasal cartilage
36
Rectus capitis anterior
Lateral mass of atlas
37
Rectus capitis lateralis
Upper surface of transverse process of atlas
38
Risorius
Fascia over masseter superficial to platysma
39
Scalene (anterior)
Anterior tubercles of transverse processes of C2-C7
40
Scalene (medius)
Posterior tubercles of transverse processes of C2-C7
41
Scalene (posterior)
Posterior tubercles of transverse processes of C4-C6
42
Stapedius
Pyramidal eminence of temporal bone
43
Sternocleidomastoid Sternal head
anterior surface of manubrium
44
Sternoceidomastoid clavicular head
upper surface of medial 1/3 of clavicle
45
Subclavius
Upper border of 1st rib and its cartilage
46
Superior oblique
Body of sphenoid ( above optic foramen) medial to origin of superior rectus
47
Superior rectus
Common tendinous ring
48
Temporalis
Floor of temporal fossa, deep temporal fascia
49
Zygomaticus major
Zygomatic arch
50
Zygomaticus minor
Zygomatic arch
51
Erector spinae
Posterior sacrum, iliac crest, sacrospinous ligament, supraspinous ligament, spinous processes of lower lumbar and sacral vertebrae
52
Interspinales
Spinous process
53
Intertransversarii
Extend between adjacent transverse processes of vertebrae
54
Latissimus dorsi
Spinous processes of T7-L5 thracolumbar fascia, iliac crest, and last three ribs
55
Levator scapulae
Posterior tubercles of transverse processes of C1-C4
56
Mulfifidus
Sacrum, ilium, transverse processes of T1-T12, and articular processes of C4-C7
57
Obliquus capitis inferior
Spine of axis
58
Obliquus capitis superior
Transverse process of atlas
59
Rectus capitis posterior major
Spine of axis
60
Rectus capitis posterior minor
Tubercle of posterior arch of atlas
61
Rhomboid major
spinous processes of T2-T5 vertebrae
62
Rhomboid minor
Ligamentum nuchae, spines of C7 and T1 vertebrae
63
Rotatores
Transverse processes of cervical, thoracic, and lumbar regions
64
Semispinalis
Transverse processes of C2-T12
65
Serratus posterior inferior
Spinous processes of T11-L2
66
Serratus posterior superior
Ligamantum nuchae, spinous processes of C7-T3
67
Splenius capitis
Nuchal ligament, spinous processes of C7-T3
68
Splenius cervicis
Spinous processes of T3-T6
69
Tapezius
Superior nuchal line, external occipital protuberance, nuchal ligament, spinous processes of C7-T12
70
Diaphragm
Xiphoid process, lower six costal cartilages, L1-L3
71
External intercostal
Lower border of ribs
72
Innermost intercostal
Lower border of ribs
73
Internal intercostal
Lower border of ribs
74
Levator costarum
Transverse processes of C7 and T1-T11
75
Pertoralis major
Sternal half of clavicle, sternum to 7th rib, cartilages of true ribs, aponeurosis of external oblique muscle
76
Pectoralis minor
Outer surface of upper margin of ribs 3-5
77
Serratus anterior
Lateral surfaces of upper 8-9 ribs
78
Subcostal
Internal surface of lower ribs near their angles
79
Transversus thoracis
Internal surface of costal cartilages 2-6
80
External oblique
External surfaces of ribs 5-12
81
Iliacus
Sperior 2/3 iliac fossa, ala of sacrum, anterior sacro-iliac ligaments
82
Internal oblique
Thracolumbar fascia, anterior 2/3 of iliac crest, lateral half of inguinal ligament
83
Psoas major
Transverse processes of lumbar vertebrae, sides of bodies of T12-L5 vertebrae, intervening intervertebral discs
84
Psoas minor
Vertebral margins of T12-L1 vertebral, corresponding intervertebral disc
85
Pyramidalis
Body of pubis, anterior to rectus abdominis
86
Quadratus lumborum
Medial half of inferior border of 12th rib, tips of lumbar transverse processes
87
Rectus abdominis
Pubic symphysis, pubic crest
88
Transversus abdominis
Internal surfaces of costal cartilages 7-12, thracolumbar fascia, iliac crest, lateral third of inguinal ligament
89
Iliacus
Superior 2/3 of iliac fossa, ala of sacrum, anterior sacro-iliac ligaments
90
Oburator internus
Pelvic surface of obturator membrane and surrounding bone
91
Piriformis
Anterior surface of sacral segments 2-4, sacrotuberous ligament
92
Abductor digiti minimi hand
Pisiform bone and tendon of flexor carpi ulnaris
93
Abductor pollicis brevis
Flexor retinaculum, tubercles of scaphoid and trapezium
94
Abductor pollicis longus
Posterior surface of ulna, radius, and interosseous membrane
95
Adductor pollicis oblique head
Bases of 2nd and 3rd metacarpals and capitate and adjacent bones
96
Adductor pollicis transverse head
anterior surface of 3rd metacarpal
97
Biceps brachii long head
supraglenoid tubercle of scapula
98
Biceps brachii short head
tip of coracoid process of scapula
99
Brachialis
Distal half of anterior surface of humerus
100
Brachioradialis
Proximal 2/3 of lateral supracondylar ridge of humerus
101
Coracobrachialis
Tip of coracoid process of scapula
102
Deltoid
Lateral third of anterior clavicle, lateral acromion, inferior edge of spine of scapula
103
Dorsal interosseous muscles
Adjacent sides of two metacarpal bones
104
Extensor carpi radialis brevis
Lateral epicondyle of humerus
105
Extensor carpi radialis longus
Distal third of lateral supracondylar ridge of humerus
106
Extensor carpi ulnaris
Lateral epicondyle of humerus and posterior border of ulna
107
Extensor digiti minimi
Lateral epicondyle of humerus
108
Extensor digitorum
Lateral epicondyle of humerus
109
Extensor indicis
Posterior surface of ulna and interosseous membrane
110
Extensor pollicis brevies
Posterior surface of radius and interosseious membrane
111
Extensor pollicis longus
Posterior surface of middle third of unla, interosseous membrane
112
Flexor carpi radialis
Medial epicondyle of humerus
113
Flexor carpi ulnaris humeral head
Medial epicondyle of humerus
114
Flexor carpi ulnaris ulnar head
olecranon and posterior border of ulna
115
Flexor digiti minimi brevis
Flexor retinaculum and hook of hammate bone
116
Flexor digitorum profundus
Medial and anterior surface of proximal 3/4 of ulna and interosseious membrane
117
Flexor digitorum superficialis humero-ulnar head
Medial epicondyle of humerus and coronoid process of ulna
118
Flexor digitorum superficialis radial head
Superior half of anterior radius
119
Flexor pollicis brevis
Flexor retinaculum and tubercle of trapezium
120
Flexor pollicis longus
Anterior surface of radius and interosseous membrane
121
Infraspinatus
Infraspinous fossa of scapula and deep fascia
122
Latissimus dorsi
Spinous processes of T7-L5 vertebrae, thoracolumbar fascia, iliac crest, last 3 ribs
123
Lumbrical, first and second
Lateral two tendons of flexor digitorum profundus
124
Lumbrical, third and fourth
Medial three tendons of flexor digitorum profundus
125
Opponens digiti minimi
Flexor retinaculum and hood of hamate bone
126
Opponens pollicis
Flexor retinaculum and tubercle of trapezium
127
Palmar interosseous muscles
Sides of metacarpals 2,4,5
128
Palmaris brevis
Palmar aponeurosis and flexor retinaculum
129
Palmaris longus
Medial epicondyle of humerus
130
Pronator quadratus
Distal fourth of anterior ulna
131
Pronator teres
Two heads: medial epicondyle of humerus and coronoid process of ulna
132
Subclavius
Upper border of 1st rib and its cartilage
133
Subscapularis
Subscapular fossa
134
Supinator
Lateral epicondyle of humerus, supinator crest of ulna
135
Supraspinatus
Supraspinous fossa of scapula and deep fascia
136
Teres major
Posterior surface of inferior angle of scapula
137
Teres minor
Upper 2/3 of posterior surface of lateral border of scapula
138
Triceps brachii
Long head: infraglenoid tubercle of scapula
Lateral head: upper half of posterior humerus
Medial head: distal 2/3 of medial and posterior humerus
139
Abductor digiti minimi foot
medial and lateral tubercles of tuberosity of calcaneus, plantar aponeurosis and intermuscular septum
140
Abductor hallucis
Medial tubercle of tuberosity of calcaneus, flexor retinaculum and plantar aponeurosis
141
Adductor brevis
Body and inferior pubic ramus
142
Adductor hallucis oblique head
bases of 2nd through 4th metatarsals
143
Adductor hallucis transverse head
Ligaments of metatarsophalangeal joint of digits 3-5
144
Adductor longus
Body of pubis inferior to pubic crest
145
Adductor magnus
inferior pubic ramus, ramus of ischium
| Hamstring part: sciatic nerve (tibial division)
146
Biceps femoris
Long head: ischial tuberosity
| Short head: linea aspera and lateral supracondylar line of femur
147
Dorsal interossei (four muscles)
Adjacent sides of 1st through 5th metatarsals
148
Extensor dititorum brevis and extensor hallucis brevis
Superolateral surface of calcaneus, lateral talocalcaneal ligament, cruciate crural ligament
149
Extensor digitorum longus
Lateral condyle of tibia, proximal 3/4 of anterior surface of interosseous membrane and fibula
150
Extensor hallucis longus
Medial part of anterior surface of fibula and interosseous membrane
151
Fibularis peroneus brevis
Distal 2/3 of lateral surface of fibula
152
Fibularis peroneus longus
Head and proximal 2/3 of lateral fibula
153
Fibularis peroneus tertius
Distal third of anterior surface of fibula and interosseous membrane
154
Flexor digiti minimi brevis
Base of 5th metatarsal
155
Flexor digitorum brevis
Medial tubercle of tuberosity of calcaneus, plantar aponeurosis, and intermuscular septum
156
Flexor digitorum longus
Medial part of posterior tibia inferior to soleal line
157
Flexor hallucis brevis
Plantar surfaces of cuboid and lateral cuniform
158
Flexor hallucis longus
Distal 2/3 of posterior fibula and interosseous membrane
159
Gastrocnemius
Lateral head: lateral aspect of lateral condyle of femur
| Medial head: popliteal surface above medial condyle of femur
160
Gluteus maximus
Ilium posterior to posterior gluteal line, dorsal surface of sacrum and coccyx, sacrotuberous ligament
161
Gluteus medius
Lateral surface of ilium between anterior and posterior gluteal lines
162
Gluteus minimus
Lateral surface of ilium between anterior and inferior gluteal lines
163
Gracilis
Body of inferior ramus of pubis
164
Iliacus (Iliopsoas)
Superior 2/3 of iliac fossa, iliac crest, ala of sacrum, anterior sacro-iliac ligaments
165
Inferior gamellus
Ischial tuberosity
166
Lumbricals of foot
Tendons of flexor digitorum longus
167
Obturator externus
Margins of obturator foramen, obturator membrane
168
Obturator internus
Pelvic surface of obturator membrane and surrounding bone
169
Pectineus
Superior ramus of pubis
170
Piriformis
Anterior surface of sacral segments 2-4 sacrotuberous ligament
171
Plantar interossei (three muscles)
Bases and medial sides of 3rd through 5th metatarsals
172
Plantaris
Inferior end of lateral supracondylar line of femur and oblique popliteal ligament
173
Popliteus
Lateral aspect of lateral condyle of femur, lateral meniscus
174
Quadratus femoris
Lateral margin of ischial tuberosity
175
Quadratus plantae
Medial and lateral sides of plantar surface of calcaneus
176
Rectus femoris (quadriceps)
Anterior inferior iliac spine and ilium superior to acetabulum
177
Sartorius
Anterior superior iliac spine and superior part of notch below it
178
Semimembranosus
Ischial tuberosity
179
Semitendinosus
Ischial tuberosity
180
Soleus
Posterior aspect of head of fibula, proximal 1/4 of posterior surface of fibula, soleal line of tibia
181
Superior gemellus
Outer surface of ischial spine
182
Tensor fasciae latae
Anterior superior iliac spine and anterior part of iliac crest
183
Tibialis anterior
Lateral condyle, proximal half of lateral tibia, interosseous membrane
184
Tibialis posterior
Posterior tibia below soleal line, interosseous membrane, proximal half of posterior fibula
185
Vastus intermedius
Anterior and lateral surfaces of body of femur
186
Vastus lateralis
Greater trochanter, lateral lip of linea aspera of femur
187
Vastus medialis
Intertrochanteric line, medial lip of linea aspera of femur
