Muscles Flashcards
Depressor anguli oris
1d
Pulls corners of the mouth down
mentalis
5d
elevates and protrudes lower lip, shapes lips during speech
Platysma
8d
Draws lower lip downward and backwards
masseter
11d
elevates and protrudes mandible
Temporalis
12d
elevates and protrudes mandible
Sternocleidomastoid
1t
Flexation and rotation of the head
Pectoralis minor
3t
pulls scapula anteriorly
Trapezius
8t
Elevates, adbucts and depresses scapula
deltoid
10a
adducts and extends arm
latissimus dorsi
17a
abducts arm
pectoralis major
2t
adducts humerus
teres minor
8a
rotates arm laterally; extends and adducts arm
Subcapularis
6s
rotates arm medially
Supraspinatus
6a
abducting arm
Infraspinatus
7a
rotates arm laterally, adducts arm
Brachialis
14a
flexes forearm
Brachioradialis
19a
flexes forearm
Biceps brachii
11, 12 &13 a
flexes forearm, supinates
Rectus abdominis
6t
compresses and flexion of abdominal area
Transverse abdominis
7t
compresses and flexion of abdominal area
Internal oblique
9t
compresses and flexion of abdominal area
external oblique
7t
compresses and flexion of abdominal area
extensor digitorum
30a
extends phalanges
Palmaris longus
24a
weak flexors of the wrist
rectus femoris
20L
extends leg, elevates thigh
vastus medialis
23L
extends leg
vastus lateralis
21L
extends leg
vastus intermedialis
22L
extends leg
Semimembranosus (hamstring)
29L
flexes leg, and extends thigh
semitendinosus (hamstring)
30L
flexes leg and extends thigh
Biceps femoris (hamstring)
31 &32L
flexes leg and extends thigh
psoas major
25L
flexes and lateral rotation of thigh
Gluteus maximus
11L
extends and rotates thigh
gluteus meddddius
12L
abduction of thigh
adduction longus
26L
adducts and rotates thigh medially
adductiion magnus
28L
adducts and rotates the thigh medially
gracillis
27L
adducts the thigh
sartorius
24L
flexes leg, flexes thigh and rotates it laterally (crossing your legs)
Tensor Fasciae latae
18L
flexes and abducts thigh
Tibialis anterior
33L
dorsifexes and inverts foot
Gastrocnemis
37 &36L
plantar flexes foot
soleus
39L
plantar flexes foot