anatomy lesson 7 - ant. muscles day2

what muscles make up the epicranius

frontal belly and occipital belly

pectoralis major origin

sternum, clavicle, ribs 1-6

pectoralis major insertion

greater tubercle

pectoralis major action

flexes, medially rotates, adducts, horizontally adducts/flexes arm

pectoralis minor origin

ribs 3-5

pectoralis minor insertion

coracoid process

pectoralis minor action

protracts, depresses, downwardly rotates scapula

subclavius origin

costal cartilage of rib 1

subclavius insertion

clavicle

subclavius action

stabilizes and depresses pectoral girdle

serratus anterior origin

ribs 1-8

serratus anterior insertion

vertebral border of scapula

serratus anterior action

protracts and upwardly rotates scapula

name structure #1

frontal belly of epicranius

name structure #5

occipital belly of epicranius

name structure #3

zygomaticus major

name structure #2

zygomaticus minor

name structure #5

buccinator

name structure #2

orbicularis oculi

name structure #3

orbicularis oris

name structure #4

platysma

name structure #4

masseter

name structure #1

temporalis

name the highlighted muscle

genioglossus

name the highlighted structure

geniohyoid

name structure #2

anterior belly of digastric

name structure #3

posterior belly of digastric

name structure #1

mylohyoid

name structure #4

stylohyoid

name structure #6

sternohyoid

name structure #7

sternothyroid

name structure #8

thyrohyoid

name structure #5

superior belly of omohyoid

name structure #9

inferior belly of omohyoid

name structure #6

sternocleidomastoid

how many scalenes are there?

3

name structure #10

anterior scalene

name structure #11

middle scalene

name structure #12

posterior scalene

name structure #1

pectoralis major

name structure #2

pectoralis minor

name structure #3

subclavius

name structure #5

serratus anterior

name structure #4

external intercostals

name structure #6

internal intercostal

name structure #7

external obliques

name structure #8

internal obliques

name structure #10

transversus abdominis

name structure #9

rectus abdominis

what are the scalp muscles

epicranius muscle group

what are the facial expression muscles

zygomaticus major, zygomaticus minor, buccinator, orbicularis oculi, orbicularis oris, platysma

what are the muscles of mastication

masseter and temporalis

what is the extrinsic tongue muscle

genioglossus

what are the suprahyoid muscles

geniohyoid, digastric, mylohyoid, stylohyoid

what are the infrahyoid muscles

sternohyoid, sternothyroid, thyrohyoid, omohyoid

what are the muscles of anterior thoracic wall

pectoralis major, pectoralis minor, subclavius, serratus anterior, external intercostals, internal intercostals

what muscles make up the abdominal wall

external obliques, internal obliques, rectus abdominis, transversus abdominis