skeletal vocab

saddle

between carpal and metacarpal of the thumb

gliding

within the wrist

cartilaginous joint

between the vertebrae

pivot

between the head and neck

ball and socket

shoulder

condyloid

between the metacarpals and phalanges

fibrous joints

between the skull bones

hinge

knee

commuted

bone fragments are in 3 or more pieces

complete

bone is broken through

open/compound

bone breaks in the skin

depressed

broken bone is pressed inward

spinal

ragged break from excessive twisting forces

closed/simple

bone doesnt break skin

greenstick

one side of the bone breaks and the other side bends

epiphyseal

epiphysis seperates from the diaphysis at the epiphyseal plate

non displaced

bones have reterned to normal positions

incomplete

bone is not broken through

compression

bone is crushed

displaced

bones are out of normal alignment

red marrow

blood cell formation

yellow marrow

stores fat

primary ossification center

center of diaphysis

endochondral bones

most of the bones of the skeleton

osteoporosis

osteoclasts are overactive and cause large spaces in bones

osteoblasts

bone forming cells

episyeal plate

band of cartilage between ossification centers

intramembranous bones

broad flat bones

osteoclasts

breaks down extracellular matrix

secondary ossification center

center of epiphysis