A | B |
carotid canal | interior surface of the temporal bone, hole for carotid artery |
jugular foramen | It is located behind the carotid canal, for jugular vein |
sella turcica | saddle shaped indent in sphenoid; holds pituitary |
superior orbital fissure | the hole in the sphenoid in which the occular nerve passes (big slit in back of eye socket) |
christa galli | small vertical projections of the ethmoid - has direct contact w/ the brain |
cribriform plate | The horizontal bone plate perforated with several holes for the passage of olfactory nerve filaments from the nasal cavity. (near christa galli) |
nasal conchae | scroll-shaped plates called "superior" and "middle nasal conchae" project inward from the sides of the ethmoid bone toward the perpendicular plate. |
hyoid bone | does not articulate w/ any other bone. Supports tongue & larynx |
calcium phosphates | 2/3 the weight of bones |
water content of bones | 20% |
# of RBC made per day | 200 billion |
# of days blood cells live | 20 - 120 days |
hematopoiesis | blood making |
epiphyseal plate | growth plate |
epiphysis | ends of long bones |
diaphysis | the shaft of the long bone |
medullary cavity | the hollow space within long bones (filled with yellow marrow in adult) |
periosteum | thin tissue surrounding the bone |
spongy bone | contains red marrow - usually in epiphysis of long bones, irreg. bones are FILLEd with this |
compact bone | made of haversian systems. (the tree ring looking things) |