test revision- bones Flashcards
what are the 4 functions of bones
protection
creating red blood cells
store essential minerals
movenmnet
explain movenment in terms of bone function
bones create a structure for muscles to attach to, which with the help of joints create movenment
explain prtection in terms of bone function
bones like the cranuim protect vital organs from external forces
explain creating red blood cells in terms of bone functions
bone marrow in large, long bones such as the femur create red blood cells responsible for the transport of oxygen around the body
explain stor essential minerals in terms of bone function
bones store essential minerals such as calcium and phosphorus for safe keeping.
what are the 4 types of bones
long bones
flat bones
short bones
irregular bones
explain long bones
longer then they are wide
function to support weight of the body and facilitate movenment
explain short bones
equal in length,width, and thickness- cube shaped
function to provide stability and some movenment
explain flat bones
thin and flat, often curved
funtion to protect internal organs such as the brain, heart and pelvic organs
explain irregular bones
bines which have a complicated shape and structure and therefore dont fit into an other catagory.
major funstion is to protect vital organs such as the spinal cord.
whats an example of longs bones
humerus
femure
radius
metacarpals
whats an example of short bones
carpals in the wrist
tarsals in the ankle
whats an example of flat bones
cranium
sternum
ribs
whats an example of irregular bones
vertebre
coccyx