Musclular System Flashcards
Memorize the parts and its origin, insertion and action
1
Q
Frontalis
A
Forehead Muscle
2
Q
Frontalis Origin
A
Cranial Aponeurosis
3
Q
Frontalis Insertion
A
Skin of Eyebrows
4
Q
Frontalis Action
A
Raises Eyebrows
5
Q
Orbicularis Oculi
A
Eye muscle
6
Q
Orbicularis Oculi Origin
A
Frontal bone, Maxilla
7
Q
Orbicularis Oculi Insertion
A
Tissue around eyes
8
Q
Orbicularis Oculi Action
A
Blinks and closes eyes
9
Q
Orbicularis Oris
A
Mouth muscle
10
Q
Orbicularis Oris Origin
A
Maxilla, Mandible
11
Q
Orbicularis Oris Insertion
A
Muscle and skin around mouth
12
Q
Orbicularis Oris Action
A
Closes and protrudes mouth
13
Q
Temporalis
A
Temporal muscle
14
Q
Temporalis Origin
A
Temporal bone
15
Q
Temporalis Insertion
A
Mandible
16
Q
Temporalis Action
A
Closes jaw
17
Q
Zygomaticus
A
Cheek muscle
18
Q
Zygomaticus Origin
A
Zygomatic bone
19
Q
Zygomaticus Insertion
A
Skin and muscle at corner of lips
20
Q
Zygomaticus Action
A
Raises corner of mouth
21
Q
Masseter
A
Muscle near the cheeks
22
Q
Masseter Origin
A
Temporal bone
23
Q
Masseter Insertion
A
Mandible
24
Q
Masseter Action
A
Closes jaw
25
Buccinator
Muscle under the cheeks
26
Buccinator Origin
Mandible near molars
27
Buccinator Insertion
Orbicularis Oris
28
Buccinator Action
Holds food between teeth during chewing
29
Sternocleidomastoid
Neck muscle
30
Sternocleidomastoid Origin
Sternum, clavicle
31
Sternocleidomastoid Insertion
Mastoid process (Temporal bone)
32
Sternocleidomastoid Action
Flexes neck, laterally rotates neck
33
Platysma
Frontal neck muscle
34
Platysma Origin
Connective tissue covering of superior chest muscles
35
Platysma Insertion
Tissue around mouth
36
Platysma Action
Tenses skin of neck
37
Pectoralis Major
Chest muscle
38
Pectoralis Major Origin
Sternum, clavicle, 1st-6th ribs
39
Pectoralis Major Insertion
Proximal Humerus
40
Pectoralis Major Action
Adducts, flexes humerus
41
Rectus Abdominis
Straight abdominal muscle
42
Rectus Abdominis Origin
Pubis
43
Rectus Abdominis Insertion
Sternum, 5th-7th ribs
44
Rectus Abdominis Action
Flexes vertebral column
45
External Oblique
Oblique abdominal muscle
46
External Oblique Origin
lower 8 ribs
47
External Oblique Insertion
Iliac crest
48
External Oblique Action
Flexes and rotates vertebral column
49
Biceps Brachii
Bicep muscle
50
Biceps Brachii Origin
Scapula or shoulder girdle
51
Biceps Brachii Insertion
Proximal radius
52
Biceps Brachii Action
Flexes elbow and supinates forearm
53
Deltoid
Shoulder muscle
54
Deltoid Origin
Scapular, spine, clavicle
55
Deltoid Insertion
Humerus
56
Deltoid Action
Abducts humerus
57
Iliopsoas
Pelvis muscle
58
Iliopsoas Origin
Ilium, lumbar vertebrae
59
Iliopsoas Insertion
Femur (lesser trochanter)
60
Iliopsoas Action
Flexes hip
61
Adductor Muscles
Front thigh muscle
62
Adductor Muscles Origin
Pelvis
63
Adductor Muscles Insertion
Proximal femur
64
Adductor Muscles Action
Adduct, medially rotate thigh
65
Sartorius
Thigh muscle
66
Sartorius Origin
Ilium
67
Sartorius Insertion
Proximal tibia
68
Sartorius Action
Flexes thigh on hip
69
Quadriceps group
Vastus Medialis, Vastus Intermedius, Vastus Lateralis, Rectus Femoris
70
Vasti Origin
Femur
71
Vasti Insertion
Tibial tuberosity via patellar ligament
72
Vasti Action
Extend knee
73
Rectus Formalis Origin
Pelvis
74
Rectus Formalis Insertion
Tibial tuberosity via patellar ligament
75
Rectus Formalis Action
Extend knee, flexes hip on thigh
76
Tibialis Anterior
Tibial muscle
77
Tibialis Anterior Origin
Proximal tibia
78
Tibialis Anterior Insertion
1st cuneiform (tarsal), 1st metatarsal of foot
79
Tibialis Anterior Action
Dorsiflexes, inverts foot
80
Extensor Digitorum Longus
Leg muscle
81
Extensor Digitorum Longus Origin
Proximal tibia, fibula
82
Extensor Digitorum Longus Insertion
Distal toes 2-5
83
Extensor Digitorum Longus Action
Extends toes
84
Fibularis Muscles
Fibular muscle
85
Fibularis Muscles Action
Fibula
86
Fibularis Muscles Insertion
Metatarsals of foot
87
Fibularis Muscles Action
Plantar flex, evert foot
88
Brachialis
Muscle near biceps
89
Brachialis Origin
Distal humerus
90
Brachialis Insertion
Proximal ulna
91
Brachialis Action
Flexes elbow
92
Occipitalis
Back head muscle
93
Occipitalis Origin
Cranial and occipital bones
94
Occipitalis Insertion
Cranial aponeurosis
95
Occipitalis Action
Fixes aponeurosis, pulls scalp posteriorly
96
Trapezius
Upper back muscle
97
Trapezius Origin
Occipital bones, all cervical and thoracic vertebrae
98
Trapezius Insertion
Raises, retracts, rotates scapula
99
Latissimus Dorsi
Back muscle
100
Latissimus Dorsi Origin
Lower spine, iliac crest
101
Latissimus Dorsi Insertion
Proximal humerus
102
Latissimus Dorsi Action
Extends, adducts humerus
103
Erector Spinae
Spine muscle
104
Erector Spinae Origin
Iliac crest, 3-12 ribs, vertebrae
105
Erector Spinae Insertion
Ribs, thoracic and cervical vertebrae
106
Erector Spinae Action
Extends, laterally flexes spine
107
Quadratus Lumborum
Low back muscle
108
Quadratus Lumborum Origin
Iliac crest, lumbar fascia
109
Quadratus Lumborum Insertion
Transverse processes of upper lumbar vertebrae
110
Quadratus Lumborum Action
Flexes spine laterally, extends spine
111
Triceps Brachii
Tricep muscle
112
Triceps Brachii Origin
Shoulder girdle, proximal humerus
113
Triceps Brachii Insertion
Olecranon process of ulna
114
Triceps Brachii Action
Extends elbow
115
Flexor Carpi Radialis
Radius forearm
116
Flexor Carpi Radialis Origin
Distal humerus
117
Flexor Carpi Radialis Insertion
2nd-3rd metacarpals
118
Flexor Carpi Radialis Action
Flexes wrist, abducts hands
119
Flexor Carpi Ulnaris
Ulna forearm
120
Flexor Carpi Ulnaris Origin
Distal humerus, posterior ulna
121
Flexor Carpi Ulnaris Insertion
Carpals of of wrist and 5th metacarpal
122
Flexor Carpi Ulnaris Action
Flexes wrist, adducts hand
123
Flexor Digitorum Superficialis
wrist muscle
124
Flexor Digitorum Superficialis Origin
Distal Humerus, ulna, radius
125
Flexor Digitorum Superficialis Insertion
Middle phalanges of 2nd-5th fingers
126
Flexor Digitorum Superficialis Action
Flexes wrist and fingers
127
Extensor Carpi Radialis
Forearm muscle
128
Extensor Carpi Radialis Origin
Humerus
129
Extensor Carpi Radialis Insertion
Base of 2nd-3rd metacarpals
130
Extensor Carpi Radialis Action
Extends wrists, abducts hand
131
Extensor Digitorum
Finger muscle
132
Extensor Digitorum Origin
Distal humerus
133
Extensor Digitorum Insertion
Distal phalanges of 2nd-5th fingers
134
Extensor Digitorum Action
Extend fingers
135
Gluteus Maximus
Main buttocks
136
Gluteus Maximus Origin
Sacrum, ilium
137
Gluteus Maximus Insertion
Proximal fumer (glutel tuberosity)
138
Gluteus Maximus Action
Extends hips
139
Gluteus Medius
Middle Buttocks
140
Gluteus Medius Origin
Ilium
141
Gluteus Medius Insertion
Proximal femur
142
Gluteus Medius Action
Abducts thigh, steadies pelvis during walking
143
Hamstring Muscles
Biceps Femoris, Semitendinosus, Semitindinosus, Semimembranosus
144
Hamstring Muscles Origin
Ischial tuberosity
145
Hamstring Muscles Insertion
Proximal tibia (head of fibula in the case of biceps femoris)
146
Hamstring Muscles Action
Flex knee, extend hips
147
Gastrocnemius
Posterior leg muscle
148
Gastrocnemius Origin
Distal femur
149
Gastrocnemius Insertion
Calcaneus
150
Gastrocnemius Action
Plantar flexes foot, flexes knee
151
Soleus
Side leg muscle
152
Soleus Origin
Proximal tibia, fibula
153
Soleus Insertion
Calcaneus
154
Soleus Action
Plantar flexes foot
