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41 terms

test 3- The skeletal System

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the skeletal system
206 named bones
Oste/o
combining form for bones
osteitis
inflammation of a bone
osteocyte
Bone Cell
Types of Bone
Compact- hard bone, Cancellous- softer, spongy type of bone
Red Marrow
responsible for nematopoiesis, the production of blood cells
Yellow marrow
consists primarily of fat cells and connective tissue
myel/o
combining form for bone marrow
Myeloblast
embryonic red bone marrow cell, mature into a myelocyte
myelocytes
mature into leukocytes
calcium
building blocks of bones, makes them hard and rigid
calc/i
combining form for calcium
osteogenesis
AKA ossification
formation of bone
usually formed from cartilage during embryonic development
ossa and os
mean bone and are often placed in front of other words in the naming of bones
osteotrophy
bone nutrition
troph/o
combining form for nutrition
-trophy
suffix meaning nutrition
periosteum
membrane surrounding a mature bone
x-rays
calcium in bone is radiopaque (block x-rays)
The axial skeleton
skull, vertebral column, breast bone, ribs, pelvis
Skull
consists of: cranial bones, facial bones
cranial bones
enclose and protect brain
crani/o
combining form for cranium or skull
sternum
breast bone
stern/o
combining form for sternum
sternal
pertains to the sternum
Ribs
12 pairs
cost/o
combining form for ribs
costaglia
rib pain
Spine
7 cervical vertebrae, sacrum, 12 thoracic vertebrae, 5 lumbar, coccyx (tailbone)
cervical
combining form for cervical
thoracic
combining form for thoracic
lumb/o
combining form for lumbar
sacr/o
combining form for sacrum
coccyg/o
combining form for coccyx
vertebr/o and spondyl/o
combining form for vertebrae
Spine
encloses and protects the spinal cord, supports the head
spine cont.
place of attachment for the ribs and muscles of the back
rach/i and rachi/o
combining form for the spine
rachiodynia
painful condition of the spine