Chapter 6 Spelling Words Flashcards
articular cartilage
thin layer or cartilage that covers the ends of the long bones and the surfaces of the joints
cancellous bone
spongy bone, not as dense as compact bone
cervical vertebrae
vertebrae or bones of the neck, C1-C7
condyle
knuckle-like projection of the bone
diaphysis
main shaftlike portion of a bone
epiphyseal line
a layer of cartilage that seperates the diaphysis from the epiphysis of a bone, also know as the epiphyseal plate
epiphysis
the end of a bone
fissure
a grove or depression in a bone, a sulcus
fontenelle or fontanel
space between the bones of an infant’s 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 formation and development of blood cells in the bone marrow
intervertebral disk
a flat, circular, platelike structure of cartilage that serves as a cushion between the vertebrae
lumbar vertebrae
the vertebrae of the lower back L1-L5
medullary cavity
the center portion of the shaft of a long bone containing the yellow marrow
ossification
the conversion of cartilage and fibrous connective tissue to bone; the formation of bone
osteoblasts
immature bone cells that actively produce bony tissue
osteoclasts
large cells that absorb or digest old bone tissue
osteocytes
mature bone cells
periosteum
the thick, white, fibrous membrane that covers the surface of a long bone
resorption
the process of removing or digesting old bone tissue
sesamoid bones
irregular bones imbedded in tendons near a joint; patellar
sinus
an opening or hollow space in a bone; a cavity within a bone