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chapter 6

anatomy & physiology

articular cartilage thin layer or cartilage that covers the ends of the long bones and the surfaces of the joints
bone depressions concave indented areas or openings in bones
bone markings specific features of individual bones
bone processes projections or outgrowths of bones
cancellous bone spongy bone not as dense as compact bone
cervical vertebrae vertebrae or bones of the neck C1 through C7
compact bone hard outer shell of the bone
condyle knucklelike projection at the end of a bone
crest distinct border or ridge as an iliac crest
diaphysis main shaftlike portion of a bone
epiphyseal line a layer of cartilage that seperates the diaphysis from the epiphysis of a bone also known as the episyseal plate (growth plate)
epiphysis the end of a bone
false ribs rib pairs 8 through 10 which connect to the vertebrae in the back but not to the sternum in the front because they join the seventh rib in the front
flat bones bones that are broad and thin with flat or curved surfaces such as the sternum
floating ribs ribs pair 11 and 12 which connect to the vertebrae in the back but are free of any attachment in the front
fontanelle or fontanel space between the bones of an infants cranium "soft spot'
foramen hole in a bone through which blood vessels or nerves pass
fossa hollow or concave depression in a bone
haversian canals system of small canals within compact bone that contain blood vessels lymphatic vessels and nerves
hematopoiesis the normal formation and development of blood cells in the bone marrow
intercostal spaces spaces between the ribs
interverebral disc a flat circular platelike structure of cartilage that serves as a a cushion or shock absorber between the vertebrae
long bones bones that are longer than they are wide
lumbar veterbrae teh vertebrae of the lower back L1 through L5
medullary cavity the center portion of the shaft of a long bone containing the yellow marrow
ossification the conversion of cartilge and fibrous connective tissue to a bone. the formation bone
osteoblasts immature bone cells that actively produce bony tissue
osteocytes mature bone cells
periosteum the thick white fibrous membrane that covers the surface of a long bone
red bone marrow the soft semifluid substance located in the small spaces of cancellous bone that is the source of blood cell production
resorption the process of removing or digesting old bone tissue
sesamoid bones irregular bones imbedded in tendons near a joint as in the kneecap
short bones as long as they are wide. wrist bone
sinus an opening or hollow space in a bone
spine a sharp projection from the surface of a bone similar to a crest
Created by: aamettis