Spinal Cord Flashcards
___ lies within the vertebral canal and protected by three surrounding fibrous membranes
meninges
The spinal cord is held in position by ____ on each side
Denticulate ligaments
The spinal cord is held in position by ____ inferiorly
filum terminale
[Sensory/Motor]
posterior root
sensory
[Sensory/Motor]
anterior root
motor
Spinal roots leave the vertebral canal through ___ froamina
intervertebral foramina
Spinal cord of the adult end in the level of ___
L1
[Region in the spine]
Present lateral horn, round shape
Thoracic
[Region in the spine]
absent fasciculus cuneatus,
present fasciculus gracilis,
Absent lateral horn
round shape
Sacral
[Region in the spine]
present fasciculus gracilis
present fasciculus cuneatus
absent lateral horn
oval shape
cervical
[Region in the spine]
absent fasciculus cneatus
present fasciculus gracilis
present lateral horn
round to oval shape
lumbar
What are the columns in the white mater?
- Posterior funiculus
- Lateral funiculus
- Anterior funiculus
[What are your ascending tracts]
- Posterior column
2. Spinothalamic tracts
What are your descending tracts
- Lateral corticospinal
[Tracts]
responsible for position sense, 2 point discrimination, vibratory sense, steriognosus
Posterior column
[Tracts]
crude touch
Anterior spinothalamic tract
[Tracts]
pain and temperatyr
lateral spinothalamic tract
What are examples of your lateral corticospinal tract?
- Rubrospinal
- Lateral reticulospinal
- Medial reticulospinal
- Tectospinal
- Vestibulospinal
- anterior corticospinal