PNB practical 1 part 1 (lab 1, 2, 3)

frontal bone

parietal bone

occipital bone

occipital condyle

temporal bone

mastoid process

mandibular fossa

zygomatic process

external auditory meatus

sphenoid

greater wing

lesser wing

ethmoid

cribriform plate

Crista Galli

maxillae

zygomatic

lacrimal

nasal

mandible

palatine

coronal suture

sagittal suture

lambdoidal suture

squamous suture

malleus, incus, stapes

hyoid

foramen magnum

jugular foramen

carotid canal

superior orbital fissure

cervical vertebrae (7)

parts of cervical vertebrae

body, spinous process, transverse process, vertebral foramen

atlas (C1) + axis (C2)

thoracic vertebrae (12)

parts of the thoracic vertebrae

body, spinous process, transverse process, vertebral foramen

lumbar vertebrae (5)

parts of lumbar vertebrae

body, spinous process, transverse process, vertebral foramen

sacrum

coccyx

sternum

ribs (24)

true ribs (1-7)

false ribs (8-12)

floating ribs (11+12)

costal cartilage

temporalis

closes jaw (elevates mandible)

masseter

closes jaw (elevates and retracts mandible)

digastricus

open mouth (lowers mandible), elevates & holds hyoid during speech and swallowing

sternocleidomastoid

if one side is contracted, rotates/tilts head sideways- "obliques" skull- tilt same side/turn opposite side

medial pterygoid

close jaw

lateral pterygoid

opens jaw

trapezius

elevates, depresses, and retracts scapula

latissimus dorsi

Adducts and extends shoulder (humerus); rotates shoulder (humerus), draws shoulder down and backward

pectoralis major

flexion, adduction, and medial rotation of shoulder (humerus)

clavicle

- know right from left (indent points towards interior, flat side connects to sternum, point outward)

scapula

- know right from left

spine of scapula

acromion

coracoid process

glenoid cavity

humerus

- know right and left

head of humerus

neck of humerus

shaft of humerus

trochlea

capitulum

greater tubercle

lesser tubercle

olecranon fossa

radius

- know right and left

radial tuberosity

styloid process of radius

head of radius

ulna

- know right and left

trochlear notch

olecranon process

styloid process of ulna

carpus

metacarpus

phalanges

deltoid

abducts shoulder (humerus); (posterior deltoid-extension of shoulder; anterior deltoid flexes shoulder)

infraspinatus

lateral rotation of shoulder (humerus); horizontal adduction of humerus (shoulder)

supraspinatus

abduction of shoulder (humerus); stabilizes shoulder joint

subscapularis

medial (internal) rotation of humerus; stabilizes shoulder

teres minor

lateral (external) rotation of humerus

biceps brachii

flexes elbow (forearm); supination of forearm

brachialis

flexes elbow

triceps brachii

extends elbow and shoulder (glenohumeral joint)

flexor carpi ulnaris

flexes wrist; acts with extensor carpi ulnaris to adduct wrist

flexor carpi radialis

flexes and abducts wrist

extensor carpi ulnaris

extends and adducts wrist; acts with flexor carpi ulnaris to adduct wrist

extensor carpi radialis longus

extends and abducts wrist; acts with flexor carpi radialis to abduct wrist

extensor carpi radialis brevis

extends and abducts wrist; acts with flexor carpi radialis to abduct wrist

brachioradialis

flexes elbow