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45 Cards in this Set

  • Front
  • Back
osteoblast
produce bone
osteoclast
destroy bone cells
osteocytes
mature bone cells
maintain health and fx of bone
osteogenic cells
produce osteoblasts
long bones
greater in length than width
femur, tibia, fibula, humerus, ulna, radius, phalanges
short bones
cube shaped
carpals, tarsals
flat bones
thin with a surface for muscle attachment
cranial bones, sternum, ribs, scapulae
irregular bones
complex shapes
vertebrae, some facial bones
sutural bones
small bones between joints of cranial bones
sesamoid bones
develop in tendons where friction is considerable
patella
diaphysis
shaft of long bone
epiphysis
end of long bone
metaphysis
'growth zone' between diaphysis and epiphysis during bone development
articular cartilage
thin layer of hyaline cartilage covering epiphysis where bone articulates with another.
periosteum
covers bone wherever articular cartilage is not
medullary cavity
space within diaphysis that contains fatty yellow marrow in adults
kyphotic curve
thoracic and sacral
apex of curve is posterior
lordotic curve
cervical and lumbar
apex of curve is anterior
true ribs
1st 7 ribs
false ribs
ribs #8 - 12
floating ribs
# 11 and 12
only connect to vertebrae, have no costal cartilage
pectoral girdle
shoulder girdle
attaches bones of upper limbs to axial skeleton
-includes clavicle, scapula
coronal suture
connects frontal and parietal
saggital suture
connects 2 parietal bones
lambdoid suture
connects parietal and occipital
squamous suture
connects parietal and temporal
pelvic girdle
2 hip bones (coxal bones) articulate with sacrum and coccyx
structural classifications of joints
fibrous, cartilaginous, or synovial
fibrous joints
bones held together by fibrous CT
-sutures
-syndemoses, between tibia and fibula
-gomphoses, between tooth and socket
cartilaginous joints
bones held together by cartilage
-synchondroses, the epiphyseal plate on long bones
-symphysis, pubic
synovial joints
presence of a synovial fluid cavity
6 types of synovial joint
planar
hinge
pivot
condyloid
saddle
ball and socket
planar joint
synovial
-sternum and clavicle
-intercarpal and tarsal
-acromioclavicular
hinge joints
synovial
-knee
-elbow
-ankle
-interphalangeal
pivot joints
synovial
-atlas axis joint
-radioulnar joint
condyloid joints
synovial
-wrist
-knucklelike
saddle joints
synovial
-trapezium and metacarpal of thumb
ball and socket joints
synovial
-shoulder
-hip
functional classifications of joints
-synarthrosis
-amphiarthrosis
-diarthrosis
synarthrosis joint
immovable joint
-bones of the skull
amphiarthrosis joint
slightly movable joint
-pubic symphysis
diarthrosis joint
freely movable joint
which rib articulates with sternal angle?
#2
which vertebra articulate with ribs?
T1 thru T12
flexion
decreases angle between bones