chap 10 muscular system ID with actions Flashcards Preview

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Flashcards in chap 10 muscular system ID with actions Deck (21):
1

masseter

jaw closure

2

epicranius, frontal belly

raises eyebrows

3

platysma

tenses skin of neck

4

zygomaticus

smiling

5

orbicularis oculi

closes eyelids

6

orbicular oris

closes lips

7

sternocleidomastoid

neck flexion

8

diaphragm

inspiration

9

rectus abdominus

flex vertabral column
compresses abdomen

10

latissimus dorsi

arm adduction, shoulder extension

11

pectoralis major

arm adduction, shoulder flexion

12

deltoid

arm abduction

13

biceps brachii

flexes elbow joint and supinates forearm

14

triceps brachii

elbow extension

15

trapezius

elevates scapula, shoulder shrug.
can tense up during anxiety

16

quadriceps femoris

group name of 4 muscles and extend the knee

17

glutues maximus

extension of thigh

18

gluteus medius

abduction, medial rotation of the thigh

19

hamstrings

group of muscles: knee flexion & PM of thigh extension

20

tibialis anterior

PM dorsiflexion & inversion of foot

21

gastrocnemius

plantar flexion of foot