lab exam 1 unit 6 and 7

axial skeleton

ribs, sternum, skull, hyoid, veterbral column

appendicular skeleton

pectoral girdle, clavicle, scapula, humerous, radius, ulna, carpals, metacarpals, phalanges, hip bone, pelvic girdle, femur, patella, tibia, fibula, tarsals, metatarsals

upper limb bones

humerous, radius, ulna, carpals, metacarpals

lower limp bones

femur, patella, tibia, fibula, tarsals, metatarsals

long bones

forarm, arm, fingers, thigh, leg

short bones

wrist, ankle

flat bones

sternum, cranium, ribs, scapula

irregular bones

skull, facial bones, certebrae, pelvic girdle

epiphysis

ends of long bones

young adult has ____ bones

206

hydroxyapatite

is what inorganic bone tissue is made out of (super hard)

osteon

modular unit of bone tissue

osteoblasts

produce new bone and become osteoxytes

osteoclasts

remove bone material

osteocytes

sense stress on bone

decalcified bone doesnt have

hydroxyapite - easier to break

central canal

houses blood vessels and nerves, middle of osteon

lacuna

has bone cells or osteocytes, around central canal

shoulder blade

scapula, attached to calvicle and humerous

depression on scapula

subscapular fossa

where humerous fitss into scapula

glenoid cavity

part of clavicle that attaches to scapula

acromial process

anatomical neck =

proximal epiphyseal line

condlyes of humerous are

trochanters and capitulum

depression on ulna where humerous inserts

trochlear notch

head is at the bottom of the

ulna

carpal at base of thumb

trapezium

false pelvis

bigger and more superior than true pelvis

sesamoid bone that forms in quad tendon

patella

function of fibula

attachment point for muscles

how many bones in ankle

7

how many bones in wrist

8