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functions of the vertebral column?
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how many bones are there in the vertebral column?
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Body Structure:

Body Structure and Processes - Axial Skeleton PT1 - 7/10/24

QuestionAnswer
functions of the vertebral column? support head neck and trunk facilitates transmission of weight and forces throughout body protects spinal cord maintains posture when sitting and standing
how many bones are there in the vertebral column? 26
how many bones are there in the cervical vertebrae? 7
how many bones are there in the thoracic vertebrae? 12
how many bones are there in the lumbar vertebrae? 5
how many sections is the vertebral column split into? five vertebral regions
what are the sections in the vertebral column? cervical vertebrae, thoracic vertebrae, lumbar vertebrae, sacrum and coccyx
what does curvature ensure? centre of gravity sits on midline and balances body's weight
how does the body's centre of gravity sit on the midline and balance its weight? curvature
how many curvatures are there from lateral view? 4
what are the 4 curvatures? thoracic, sacral, cervical and lumbar
what are primary curvatures? present from birth
what are the primary curvatures present for birth? thoracic and sacral
what are secondary curvatures? develop later
what are the secondary curvatures? cervical and lumbar
describe the cervical curvature secondary curve develops as infant learns to balance weight of head on vertebrae of neck
describe the thoracic curvature primary curve provides room for thoracic organs
describe the lumbar curvature secondary curve balances weight of trunk over lower limbs developing with the ability to stand
describe the sacral curvature primary curve provides room for various abdominopelvic organs
scoliosis? congenital
kyphosis? exaggerates thoracic curvature
lordosis? exaggerates lumbar curvature
what is in the cervical region? C1 articulates with occipital bone C7 articulates with T1
in the cervical region what does the C1 articulate with? occipital bone
in the cervical region what does the occipital bone articulate with? C1
in the cervical region what does the C7 articulate with? T1
in the cervical region what does the T1 articulate with? C7
what is in the thoracic region? all vertebrae articulate with at least one pair of ribs
in the thoracic regions what do all vertebrae articulate with? at least one pair or ribs
in the thoracic vertebrae what do ribs articulate with? all vertebrae
what is in the lumbar region? L5 articulates with sacrum
in the lumbar region what does L5 articulate with? sacrum
in the lumbar region what does the sacrum articulate with? L5
how does the sacrum form? 5 fused vertebrae fused during embryonic development
how does the coccygeal form? 4 small bones that used to be the tail
Created by: cowcow
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