Flashcards in Unit 1 Deck (180)
What makes up the axial skeleton?
Head, neck and trunk
The apendicular skeleton consists of
Limbs that are attached to the body’s axis
Spinal column consists of: _____, ________, _____
Spine, sacrum, coccyx
A child has 33 individual segments
- ______ in the spine
-_____ in the sacrum
-_____ in the coccyx
The adult has 26 segments
-_______ in the spine
-______ in the sacrum
-______ in the coccyx
___________ are considered freely moveable in the adult and consists of 24 segments of the spine
________ those segments that are NOT freely moveable
What are examples of false segments
Sacrum and coccyx
What are the 6 ranges of movement of the spine?
Right and left rotation
Right and left lateral flexion
What are the 3 distinct regions of the spine?
Cervical, thoracic and lumbar
What is the most variable region as to the number if segments in it?
Typical spine vertebrae are divided into 2 basic parts
Anterior and posterior
The vertebral arch has an anterior and posterior part. What is the anterior arch comprised of?
The vertebral body
What is the posterior arch of the vertebral arch comprised of?
Pedicles, lamina, processes
What forms the vertebral foramen?
Pedicles, vertebral body and the lamina
What forms the neural/vertebral canal?
Several vertebral (spinal) foramen
________ is the hole that the spinal cord goes through
______ is the largest part of the vertebrae who’s typical shape is cylindrical or square
The transverse diameter of the vertebral bodies increases from _______ to_______
C-2 to L-3
The _________ of the vertebral body is slightly concave as to help form the ___________
The epiphyseal plate fuses to the vertebral body between the ages of ________ and _______
16 and 20
_________ a ring of hard compact bone that surrounds the superior and inferior surfaces of the vertebral body
on top of epiphyseal plate is 3 mm thick Hyaline cartilage AKA __________
The _________ is really part of the intervertebral disc
Describe the pedicles
Anterior part of the vertebral arch
2 short thick round attachments of bone that fuse to the lateral aspect of the vertebral bodies between the ages of 3 and 6
The ________ are lateral to the neural foramen
The ____________ is through which the spinal nerve roots leave the spinal cord
Intervertebral foramen (IVF)
The superior pedicles notch of the vertebra ________ becomes the ________ of the Intervertebral Foramen
The inferior pedicle notch of the vertebra _______ forms the ______ of the intervertebral foramen