Spine (Delta) Flashcards

1
Q

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

A
  • Extends from medulla oblongata.

- Terminates at L1/2.

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2
Q

Spinal cord terminates at L1/2 to form?

A

Cauda equina.

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3
Q

Spinal cord is made up of which types of matter?

A

Grey and white matter.

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4
Q

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

A
  • Dorsal horns.
  • Ventral horns.
  • Lateral horn.
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5
Q

Dorsal horns of spinal cord receive what kind of information?

A

Somatosensory.

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6
Q

Ventral horns of spinal cord contain what?

A

Motor neurons to innervate muscles.

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7
Q

What are lateral horns of the spinal cord?

A

Triangular projection between dorsal and ventral horns.

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8
Q

Lateral horns of the spinal cord are present only where?

A

In the thoracic and upper lumbar segments.

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9
Q

Lateral horns of the spinal cord contain what?

A

Autonomic neurons i.e. sympathetics T1-L2.

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10
Q

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

A

Responsible for fine touch, pressure and vibration.

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11
Q

What is the function of the Spinothalamic tract?

A

Responsible for conveying pain, temperature.

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