A&P quiz 3 Flashcards
the most superior bone of the vertebral column is the ____
atlas
the vertebral column possesses ____
four curvatures
humans have ____ pairs of true ribs
seven
the ___ ribs do not have costal cartilage attachments to the sternum
floating
human possess ___ cervical vertebrae
seven
the superior end of the sacrum articulates with the
fifth lumbar vertebra
the anterior end of a rib articulates with a thoracic vertebra? t/f
false
all cervical, thoracic, and lumbar vertebra possess a vertebral foramen? t/f
true
A feature of the second cervical vertebra is the dens? t/f
true
the vertebral column encloses and protects the ____
spinal cord
the vertebral column extends from the skill to the ____-
pelvis
the seventh cervical vertebra is called the ____ and has an obvious spinous process surface feature that can be palpated
vertebra prominens
the ___ of the vertebrae support the weight of the head and trunk
cervical curvature
the _____ separate adjacent vertebrae and they soften the forces created by walking
intervertebral discs
the intervertebral foramina provided passageways fr
spinal nerves
when the head is moved from side to side, the first vertebra pivots around the ___ of the second vertebra
dens
the ____ vertebrae have the largest and strongest bodies
lumbar
the typical number of vertebrae that fuse in the adult to form the sacrum is ____
5
the manubrium, body, and xiphoid process form a bone called the ___
sternum
the last two pairs of ribs that have no cartilaginous attachments to the sternum are sometimes called ___f ribs
floating