chapter 14 Flashcards
(244 cards)
periosteum
outermost layer of the bone, made up of fibrous tissue
compact bone
dense, hard layers of bone tissue, lie underneath periosteum
cancellous (spongy) bone
contains little spaces like a sponge and is encased in layers of compact bone
endosteum
membranous lining of hollow cavity of bone
diaphysis
shaft of the long bone
epiphysis
end of each long bone
bone marrow
material found in cavities of bones
red marrow
thick, bloodlike material
found in flat bones & @ ends of long bones
location of blood cell formation
yellow marrow
soft, fatty material found in medullary cavity of long bones
maxilla
upper jawbone
mandible
lower jawbone
vertebral column
made up of vertebrae through which the spinal cord runs
protects spinal cord, supports the head, provides points of attachment for ribs and muscles
cervical vertebrae (C1-C7)
first set of 7 bones, forming the neck
thoracic vertebrae (T1-T12)
second set of 12 vertebrae, articulate with the ribs, form outward curve of spine
lumbar vertebrae (L1-L5)
third set of 5 vertebrae, larger, form outward curve of the spine
sacrum
5 vertebrae, fused together to form a triangular bone positioned between the two hip bones
coccyx
4 vertebrae fused together to form the tailbone
lamina
part of the vertebral arch
clavicle
collarbone
scapula
shoulder blade
acromion process
extension of the scapula, forms the high point of the shoulder
sternum
breastbone
xiphoid process
lower portion of the sternum
humerus
upper arm bone