Spinal Cord

Question 1

White matter

Answer 1

Spinal Cord

• Spinal tracts: white matter forms ascending and descending pathways.
  
  • Spinothalamic tract
  • White matter: myelin, faster (more in spinal cord)

Question 2

Gray matter:

Answer 2

• Spinal tracts: white matter forms ascending and descending pathways.
  
  • Spinothalamic tract
  • Gray matter: NO myelin, slower (more in brain)

Question 3

• Upper Motor Neurons

Answer 3

• Send information from cerebrum to brainstem/upper spinal cord
• Spastic Paralysis

Question 4

• Lower Motor Neurons

Answer 4

• Send impulses from spinal cord to muscles
• Flaccid paralysis