Spinal Tracts

Question 1

Sensory information ascends from the spinal cord to the brain via which (2) specific pathways?

Answer 1

• Anterolateral tract.
• Dorsal columns.

Question 2

What is the main function of the spinothalamic spinal tract?

Answer 2

• Sensation of pain.
• Temperature.

Question 3

What is the main function of the Vestibulospinal spinal tract?

Answer 3

Postural control of the trunk.

Question 4

What is the main function of the Corticospinal spinal tract?

Answer 4

Voluntary movement (esp. of hand).

Question 5

What is the main function of the Dorsal Columns spinal tract?

Answer 5

Sensation of light touch.

Question 6

What is the main function of the Reticulospinal spinal tract?

Answer 6

Modulation of tone, elements of postural & motor control.

Question 7

What is the role of the dorsal columns?

Answer 7

To send light touch signals to the brain.

Question 8

What tract is responsible for transmitting ascending symptoms related to pain & temperature?

Answer 8

Spinothalamic.

Question 9

Which descending tracts has a strong role in the movement and control of the hand?

Answer 9

Corticospinal Tract.