Test 3- Skeletal Muscle Flashcards
1
Q
Superficial to frontal bone
A
Frontalis
2
Q
Extends from cheekbones to corners of the mouth
A
Zygomaticus
3
Q
What are the muscles of mastication/chewing?
A
Masseter
Temporalis
4
Q
Muscles that move the head- anterolateral
A
Sternocleidomastoid
Scalenes
5
Q
Muscles that move the head and extend the trunk- DEEP
A
Splenius Erector Spinae -Iliocostalis -Logissimus -Spinalis
6
Q
Raises the eyebrows/wrinkles the brow
A
Frontalis
7
Q
Raises lateral corners of the mouth when smiling
A
Zygomaticus
8
Q
Elevates the mandible
A
Masseter
9
Q
Elevates mandible
A
Temporalis
10
Q
Flexes and/or laterally rotates the head
A
Sternocleidomastoid
11
Q
Elevates first two ribs, flexes and rotates neck
A
Scalenes
12
Q
Extends the head
A
Splenius
13
Q
Extends and laterally flexes vertebral column
A
Iliocostalis
14
Q
Extends ad laterally flexes vertebral column, extends and rotates the head
A
Longissimus
15
Q
Extends vertebral column
A
Spinalis
16
Q
Muscles of Respiration
A
External Intercostals
Internal Intercostals
Diaphragm
17
Q
Elevates the rib cage for inspiration
A
External Intercostals
18
Q
Depress rib cage for forced exhalation
A
Internal intercostals
19
Q
Contracts to increase intra-abdominal pressure to force air into lungs
A
Diaphragm
20
Q
Muscles of the abdominal wall
A
External oblique
Internal Oblique
Transversus abdominis
Rectus abdominis
21
Q
Fibers run down toward the midline
A
External oblique
22
Q
Fibers run up towards the midline
A
Internal Oblique
23
Q
Fibers run across
A
Transversus abdominis
24
Q
Fibers run up and down
A
Rectus abdominis
25
Flexes vertebral column, rotation is one side
External Oblique
| Internal Oblique
26
Compresses the abdomen
Transversus abdominis
27
Flex and rotates lumbar abdominal region
Rectus abdominis
28
Muscles of the Anterior Thorax
Pectorals major
| Serrates anterior
29
large chest muscle
pectoralis major
30
finger-like muscles
serratus anterior
31
protracts and rotates scapula downward
pectoralis major
32
rotates scapula upward
serratus anterior
33
Muscles of the posterior thorax
Trapezius
Levator Scapulae
Rhomboids
34
Broad back muscle
Trapezius
35
Elevates an adducts scapula
Levator scapulae
36
Stabilizes scapula
rhomboids (major and minor)
37
Stabilize, elevates, retracts and rotates scapula, extends head
Trapezius
38
Muscles crossing the shoulder that move the arm
```
pectorals major
deltoid
latissimus dorsi
theres major
subscapularis
infraspinatus
teres minor
```
39
Shoulder muscle
Deltoid
40
Abduction of arm
deltoid
41
Broad back muscle
Latissimus dorsi
42
Arm extension, also adduction and medial rotation of the arm
Latissimus dorsi
43
Extends, medially rotates and adduce the arm
teres major
44
Medially rotates arm
subscapularis (rotator cuff muscle)
45
Abducts arm
supraspinatus (rotator cuff muscle)
46
Laterally rotates arm
infraspinatus (rotator cuff muscle
| Teres Minor
47
Muscles crossing the elbow joint that flex and extend the forearm
triceps brachii
biceps brachii
brachial
brachioradials
48
Posterior brachial region
triceps brachii
49
Forearm extensor
triceps brachii
50
Anterior brachial region
Biceps brachii
Brachialis
Brachioradials
51
Forearm flexor
Biceps brachii
Brachialis
Brachioradials
52
Muscles of the forearm- superficial anterior
```
Pronator teres
Flexor carpi radialis
Palmaris longus
Flexor carpi ulnaris
Flexor digitorum superficialis
```
53
Pronates forearm
pronator teres
54
flexor of hand
flexor carpi radialis
55
tenses skin and palmar fascia
palmaris longus
56
flexes and adducts hand
flexor carpi ulnaris
57
flexes hands and middle phalanges of fingers II-V
flexor digitorum superficialis
58
Muscles of the forearm- Deep Anterior
Flexor pollicis longus
| Flexor digitorum profundus
59
Flexes distal phalanx of thumb
Flexor pollicis longus
60
Flexes distal interphalangeal joints
Flexor digitorum profundus
61
Muscles of the forearm- Superficial posterior
```
Brachioradialis
Extensor carpi radialis longus
Extensor carpi radialis brevis
Extensor digitorum
Extensor carpi ulnaris
```
62
Works with other muscles to extend and abduct the hand
Extensor carpi radialis longus
63
Extends and adducts hand
Extensor carpi radialis brevis
64
Extends the fingers
Extensor digitorum
65
Works with other muscles to extend and adduct hand
Extensor carpi ulnaris
66
Muscles of the forearm- Deep posterior
Supinator
Abductor pollicis longus
Extensor pollicis brevis and longus
Extendor indicis
67
Supinates arm
supinator
68
Abducts and extends thumb
Abductor pollicus longus
69
Extends thumb
Extensor pollicis brevis and longus
70
Extends index finger
Extendor indicis
71
Muscles crossing the hip and knee joint- anterior and medial muscles
Iliopsoas
-Iliacus
-Psoas major
Tensor fasciae latae
72
Thigh and trunk flexion
Iliacus
73
Thigh and trunk flexion, lateral flexion of vertebral column
Psoas major
74
Stabilizes trunk
Tensor fasciae latae
75
Muscles crossing the hip and knee joints that move the thigh and leg- anterior
Sartorius
| Quadriceps femoris
76
Has four heads- all insert via single patellar tendon to the patella and tibial tuberosity and all extend the leg
Quadriceps femoris
- Rectus femoris
- Vastus lateralis
- Vastus medialis
- Vastus intermedius
77
Muscles crossing the hip and knee joints that move the thigh and leg-medial
Pectineus
Gracilis
Adductors
78
Adducts, flexes and medially rotates thigh
Pectineus
79
Adducts thigh, flexes, and medially rotates leg
Gracilis
80
Adducts and medially rotates thigh
Adductors
- brevis
- longus
- magnus
81
Muscles crossing the hip and knee joints that move the thigh and leg-posterior
```
Gluteus maximus
Hamstrings
-Biceps femoris
-Semitendinosus
-Semimembranosus
```
82
Extends the thigh
Gluteus maximus
83
Posterior muscles that originate from the ischial tuberosity and extend the thigh and flex the leg at the knee
Biceps femoris
Semitendinosus
Semimembranosus
84
Muscles of the lower leg that move the ankles and toes- Anterior
Tibialis Anterior
Extensor digitorum longus
Peroneus tertius
Extensor hallucis longus
85
Action: dorsiflexion
Tibialis anterior
86
Swelling of this muscle is commonly called shin splints
Tibialis anterior
87
Action: Toe extension
Extensor digitorum longus
88
Action: Dorsiflexion and eversion of the foot
Peroneus tertius
89
Action: extension of digit I
Extensor hallucis longus
90
Muscles of the leg that move the ankles and toes- lateral
Peroneus Longus
| Peroneus Brevis
91
Action: Plantar flexion and eversion
Peroneus Longus
| Peroneus Brevis
92
Muscles of the leg that move the ankles and toes- posterior superficial
Gastrocnemius
Soleus
Planters
93
Large calf muscle
Gastrocnemius
94
Deep to gastrocnemius
Soleus
95
Action: leg flexion and plantar flexion
Plantaris
96
Muscles of the leg that move the ankles and toes- posterior deep
Flexor digitorum longus
Flexor halluces longus
Tibialis posterior
97
Action: plantar flexes and inverts foot, flexes toes
Flexor digitorum longus
98
Action: Plantar flexes and inserts foot, flexes great toe
Flexor halluces longus
99
Action: Inverts foot
Tibialis posterior
