BONES ppt _ ANH VĂN (y dược)

BONES


BONES




made up of more
than 280 bones
accounts for
about 20 percent
of the body
weight.


BONES




use oxygen and give off waste
products in metabolism.
require a blood supply.


BONES









act as a framework for the body
give our body structure and support
are the passive organs of motion
moved by muscles
store minerals  necessary for body
activities
involved in the constant reproduction of
blood cells


BONES



protect several internal organs
for example


BONES






The bones of the skull surround the

brain.
Vertebrae surrounds and protects the
spinal cord.
Bones of the rib cage help protect the
heart and lungs of the thorax.


FRACTURES
Broken bones can mend solidly.
 Bone cells grow and reproduce
slowly compared to other types
of cells.
 When we age, our bones
become more brittle.



FRACTURES


Reasons
blood supply decreased
 calcium  not readily stored
 the body’s powers of general
resistance to infection and
healing  decreased



TREATMENT OF

FRACTURES



external
internal


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