part 1 of chap 10 stopped at 80

digastric

belly of mouth

depress the mandible

elevates hyoid

stylohyoid

elavates and retract the hyoid

geniohyoid

elavates hyoid/ push tounge to roof of mouth

mylohyoid

elevates hyoid

omo/sternohyoid

depresses the hyoid

thyrohyoid

elevates thyroid

depresses hyoid

sternothyroid

depresses thyroid

sternocleidomastoid

flex neck/turns head opposite

scalenes

flex neck/turn head same side

splenius capitis

helps u look up, bend sideway and look back

semispinalis

extend head, rotates head and neck opposite side/maintain neck posture

rectus abdominus

flex trunk

external oblique

compress abdomen

lateral (unilateral)

trunk (bilateral)

internal oblique

lateral (unilateral)

trunk (bilateral)

transversus abdominus

compresss the abdomen/tigthens abs

diaphragm

contracts to inhale relax exhale

most important for breathing

external intercostal

raises ribs/used for inhalation

internal intercostals

compresses ribs/forced exhale

subclavius

stabilize shoulder girdle

pec minor

abducts scapula/rotates downwards

serratus anterior

abducts scapula/ rotates scapula upward

rhomboid major/minor

abducts scapula (retracts)

levator scapulae

elevates the scapula/flex neck to same side

trapezius

move upward/adduct scaps/move downward

pec major

arm flexion/medial rotation of shoulder/adduct of shoulder

latissimus dorsi

extends, medially rotates and adducts the shoulder