chapter 8 part 3 Flashcards
total number of vertebrae plus the two what
24 + sacrum and coccyx
excessive posterior curvature of thoracic region
kyphosis
excessive anterior curve of lumbar region
lordosis
abnormal lateral curvature of the vertebral column
scoliosis
intervertebral discs between the bodies of each vertebrae
articulated vertebrae
number of cervical vertebrae
7
small vertebral bodies, bifid spinous process
cervical vertebrae
atlas, allows the head to move in yes motion
c1
axis, contains the dense, move in no motion
c2
number of thoracic vertebrae
12
long, downward angled spinous, articulate with ribs
thoracic vertebrae
number of lumbar vertebrae
5
largest vertebral bodies, short, blunt, spinous processes
lumbar vertebrae
thick triangular-shaped bone, formed by fusion of ___ vertebrae
sacrum - 5
coccyx is formed by what
fusion of 4 vertebrae
fibrocartilage pads between vertebrae
intervertebral disks
fibrous outer layer
anulus fibrous
soft, gel-like
nucleus pulposus
cushion and allow movement
intervertebral disks
processes in cervical region
transverse foramina
small vertebral bodies
bifid spinous
processes in the thoracic region
long, slender, inferiorly directed to spinous
project posteriorly in the lumbar region
short, wide spinous processes
vertebral bodies in the lumbar region
largest