Spine (Delta)

Question 1

Spinal cord is part of the CNS extending from where and terminating where?

Answer 1

• Extends from medulla oblongata.

- Terminates at L1/2.

Question 2

Spinal cord terminates at L1/2 to form?

Answer 2

Cauda equina.

Question 3

Spinal cord is made up of which types of matter?

Answer 3

Grey and white matter.

Question 4

Grey matter of spinal cord is divided into which three parts?

Answer 4

• Dorsal horns.
• Ventral horns.
• Lateral horn.

Question 5

Dorsal horns of spinal cord receive what kind of information?

Answer 5

Somatosensory.

Question 6

Ventral horns of spinal cord contain what?

Answer 6

Motor neurons to innervate muscles.

Question 7

What are lateral horns of the spinal cord?

Answer 7

Triangular projection between dorsal and ventral horns.

Question 8

Lateral horns of the spinal cord are present only where?

Answer 8

In the thoracic and upper lumbar segments.

Question 9

Lateral horns of the spinal cord contain what?

Answer 9

Autonomic neurons i.e. sympathetics T1-L2.

Question 10

What is the function of the Dorsal Column-Medial Leminiscus pathway?

Answer 10

Responsible for fine touch, pressure and vibration.

Question 11

What is the function of the Spinothalamic tract?

Answer 11

Responsible for conveying pain, temperature.