Practice Practicum 2 - Heyman

epicranius

orbucularis oculi

temporalis

platysma

sternocleidomastoid
(origin- manubrium, clavicle
insertion- mastoid process
action- neck flexion (head the ball!))

Scalenes (1 anterior, 2 middle, 3 posterior)

digastric
(origin- mandible
insertion- hyoid bone
action- opens mouth)

pectoralis major
(origin- clavicle, sternum
insertion- upper humerus
action- flexes & medially rotates arm)

serratus anterior

deltoid
(origin- clavicle, scapula
insertion- deltoid tuberosity of humerus
action- abduction of arm)

pectoralis minor

(behind pectoral is major)

trapezius
(origin- spinous processes of vertebrae
insertion- spine of scapula
action- addict scapula)

external intercostals

(outside like you can touch muscle)

diaphragm

rectus abdominis
(origin- pubic crest
insertion- xiphoid process/costal cartilage
action- flexion of spine)

interal obliques

tranversus abdominis

latissimus dorsi
(origin- vertebrae, iliac crest
insertion- upper humerus
action- adducts arm)

infraspinatus

semispinalis

teres minor

teres major

supraspinatus

levator scapulae

rhomboids

brachialis

erector spinae (more superficial than semispinalis) ?(addition?)

triceps brachii
origin- glenoid cavity, posterior humerus
insertion- olecranon process
action- extends forearm/elbow

biceps brachii
origin- coraciod process, glenoid cavity
insertion- radial tuberosity
action- flexes forearm/elbow

brachioradialis

pronator teres

flexor carpi radialis

palmaris longus

flexor carpi ulnaris

flexor digitorum superficialis
origin- medial epicondyle of humerus
insertion- phalanges 2-5
action- flexes fingers

extensor carpi radialis

extensor digitorum
origin- lateral epicondyle of humerus
insertion- phalanges 2-5
action- extends fingers

gracilis

sartorius

adductor magnus

adductor longus

pectineus

vastus lateralis

vastus medialis

vastus intermedius

tensir fascia latae
(connects to IT band)

semimembranosus

(closest inside)

scapula- acromion

scapula- spine

scapula- inferior angle

scapula- superior angle

scapula- subscapular fossa

humerus- medial epicondyle

(faces same direction as humerus head towards inside)

humerus- lateral epicondyle

ulna- olecranon process

ulna- radial notch

ulna- styloid process

radius- neck

radius- styloid process

hand bones- scaphoid

hand bones- lunate

hand bones- trapezium

hand bones- middle phalanges

Ilium-anterior gluteal line

Ischium-pelvic brim

Pubis- pubic symphysis

Femur-Fovea capitis

TIBIA DIFFERENCE

bigger part facing up
medial malleolus (inner ankle) facing middle
little hook (medial malleolus) is on bottom

Tibia- lateral condyle

Fibula- lateral mallelolus

Foot Bones- lateral cuneiforms

Foot Bones- proximal phalanges

levator labii superioris

depressor labii inferioris

depressor anguli oris

orbicularis oris

mentalis

buccinators

masseter
(origin- zygomatic bone
insertion- angle of mandible
action- chewing)

internal intercostals

(on inside of rib cage)

external obliques

extensor carpi ulnaris

rectus femoris
origin- acetabulum/ilium
insertion- patella/tibial tuberosity
action- extends lower leg/knew

gluteus maximus

gastrocnemius
origin-Medial and lateral condyles of femur
insertion- calcaneus
action-planter flexion

zygomaticus
(Origin - zygomatic bone
Insertion- Obicularis Oris
Action- Smiling)

biceps femoris
origin- ischium and upper femur
insertion- head of fibula and condyle of tibia
action-flexes lower leg/knee

semitendinosus

FOUR QUADRICEP MUSCLES

Rectus femoris.
Vastus lateralis.
Vastus medialis.
Vastus intermedius

fibularis longus

tibialis anterior
origin- Lateral condyle of tibia
insertion- metatarsals
action-dorsiflexion

soleus

flexor digitorum longus

flexor hallucis longus

THREE HAMSTRING MUSCLES

semitendinosus
semimembranosus
biceps femoris muscles

clavicle- acromial end

clavicle- sternal end

clavicle- conoid tubercle

scapula- coracoid process

scapula- glenoid cavity