Skeletal Muscles Flashcards Preview

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Flashcards in Skeletal Muscles Deck (33):
0

temporalis

Elevates mandible

1

vastus medialis

Extends leg at the knee; part of the quadriceps group

2

gracilis

adducts femur/thigh

3

rectus femoris

Extends leg at the knee and flexes thigh at the hip; part of the quadriceps group

4

masseter

Elevates mandible

5

sternocleidomastoid

flexes neck; rotates head

6

rectus abdominis

Compresses abdominal cavity and flexes vertebral column

7

tibialis anterior

dorsiflexion

8

peroneus longus

Muscle that covers the outer side of the calf; inverts the foot and turns it outward.

9

sartorius

Flexes, abducts, and laterally rotates thigh at the hip; flexes knee

10

biceps brachii

Flexes and supinates forearm

11

adductor muscles

adduct thigh

12

orbicularis oris

closes and protrudes lips

13

external oblique

Compresses abdomen; laterally flexes and rotates vertebral column

14

transverse abdominis

compresses abdomen

15

zygomaticus

smiling muscle

16

frontalis

Draws back scalp, wrinkles forehead, raises eyebrows

17

tensor fascia lata

Muscle located on the lateral portion of the thigh; it has a large amount of fascia and is also known as the IT band; it abducts the thigh

18

deltoid

Abducts arm

19

vastus lateralis

Extends leg at the knee; part of the quadriceps group

20

pectoralis major

Adducts and medially rotates the arm; flexes and extends humerus

21

serratus anterior

Pulls scapula anteriorly and downward

22

soleus

Plantar flexion of ankle

23

occipitalis

pulls scalp posteriorly

24

trapezius

Muscle that allows you to shrug your shoulders or extend your head

25

gluteus medius

hip abduction

26

gluteus maximus

heaviest muscle in body, extends/straightens leg at hip during walking

27

biceps femoris

Flexes leg at the knee and extends thigh at the hip; belongs to the hamstring group

28

triceps brachii

extends arm at elbow

29

semimembranosus

Flexes leg at the knee and extends thigh at the hip; belongs to the hamstring group

30

gastrocnemeus

Flexes knee; plantar flexes the foot

31

semitendinosus

Flexes leg at the knee and extends thigh at the hip; belongs to the hamstring group

32

latissimus dorsi

Back muscle that causes shoulder extension, adduction, horizontal abduction and horizontal abduction