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Mod 2 Ch. 23
Ch. 23 Skeletal System
Term | Definition |
---|---|
tarsal bone | calcaneus |
epiphyseal plate / line | allows for skeleton to grow as long as there's cartilage |
synarthroses (joint) | ie) sutures in the cranium |
Three Functions of the Skeletal System | 1.support 2.movement 3.hematopoiesis |
What is the coccyx inferior to on the vertebral column? | sacrum |
vomer | nasal bone separating the nostrils |
parietal bone | cranium |
zygomatic bone | cheekbone |
maxilla | non-moving part of jaw |
clavicle | collar bone / front shoulder bone |
scapula | shoulder blade |
ulna | pinkie-side arm bone (pu) |
radius | thumb-side arm bone (rt) |
metacarpals | hand bones |
phalanges | fingers, toes |
coccyx | -tail bone -inferior to sacrum |
tibia | shin bone (st) |
fibula | calf bone (cf)) |
tarsals | ankle bone |
axial skeleton | central portion of skeleton, no movement |
appendicular skeleton | extremities / appendages, involved with movement |
hematopoesis | formation of blood cells |
scoliosis | abnormal lateral curvature of the spine |
ribs | 12 pairs |
lack of Vitamin D | 1. Osteoporosis 2. Rickets 3. Osteomalacia |
osteoporosis | loss of bone density due to lack of vitamin D |
rickets | early childhood disease causing bowed legs due to lack of vitamin D |
osteomalacia | adult form of rickets due to lack of Vitamin D |
closed fracture | simple fracture |
open fracture | compound fracture (thru the skin) |
pronation | face down |
supination | face up |
diaphysus | long shaft of the bone |
3 parts of spine | 1. cervical 2. thoracic 3. lumbar |
sacrum | superior to coccyx |