Vertebrae & Nerve Structure Flashcards
accessory process
Projection of transverse process
arachnoid matter
Thin membrane between dura, Pia mater
body
Weight-supporting portion of vertebrae
dorsal root
Spinal nerve root consisting of sensory fibers
dura mater
Fibrous connective tissue surrounding spinal cord
gray and white rami communicantes
Branches of nerve fivers
gray matter
Nerve tissue
inferior articular facet
Smooth area on inferior process
inferior articular process
Downward-projecting bone plate that joins vertebrae
intervertebral disc
Fibrous, cartilaginous tissue between vertebral bodies
lamina
Flattened part of vertebral arch
mammillary process
Projection of vertebral bone
motor n. fibers
Nerve fibers that transmit impulses
n. fibers
Elongated processes of nerve cells
pedicle
Short, bony process on each side of neural arch
pia mater
Thin membrane surrounding spinal cord
sensory ganglion
Mass of nerve cell bodies
spinous process
Backward, downward prominence of each vertebra
superior articular facet
Smooth area on superior process
superior articular process
Upward-projecting bone plate that joins vertebrae
superior vertebral notch
Concave narrowing on upper surface of vertebrae
sympathetic ganglion
Mass of nerve cell bodies
sympathetic trunk
Cord of ganglia alongside spinal column
synapse
Junction between nerve cells across which nerve impulses pass
transverse process
Bony protrusion on each side of a vertebra
ventral root
Spinal nerve root consisting of motor fibers
vertebral body (centrum)
Weight-supporting portion of vertebrae
vertebral foramen
Opening for passage of spinal cord
white matter (motor, sensory)
Nerve tissue