White Matter

Question 1

Most of the white matter is found in which spinal region?

Answer 1

Cervical region with the least in the lumbo sacral region.

Question 2

What function does the dorsal funiculus have?

Answer 2

Also known as the posterior column.
Relays discriminate (fine,detailed) touch, vibratory sense, position sense and light (crude) touch sensation from the body.

Question 3

What funiculus is the lateral corticospinal tract part of and what function does it have?

Answer 3

Motor power! from the lateral funiculus.

Question 4

What funiculus is the rubrospinal tract a part of and what function does it have?

Answer 4

Motor found in the lateral funiculus

Question 5

What funiculus is the dorsal spinocerebellar tract a part of and what sense does it provide?

Answer 5

Part of the lateral funiculus and provides position sense.

Question 6

What funiculus is the lateral spinothalamic tract a part of and what does it supply?

Answer 6

Part of the lateral funiculus and provides pain, temperature, and touch.

Question 7

What funiculus is the ventral spinocerebellar tract a part of and what sensation does it provide?

Answer 7

Part of the lateral funiculus and provides position sense.

Question 8

What one and only component does the vetral funiculus contain and what is its function?

Answer 8

The anterior corticospinal tract provides motor.

Question 9

What does the ventral white commisure contain?

Answer 9

Crossing axons!

Question 10

What function does the dorsolateral tract (of lissaeur) have?

Answer 10

Functions to relay pain and temeprature sensation from the body.