Basic Spinal Cord Anatomy Flashcards Preview

SCT2 Neurology Topic 3 > Basic Spinal Cord Anatomy > Flashcards

Flashcards in Basic Spinal Cord Anatomy Deck (16)
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1
Q

The spinal cord (SC) ends at _______.

A

L2

2
Q

The white matter outside is ______________.

A

MYELINATED

3
Q

The ______ matter inside is mostly unmyelinated.

A

GREY

4
Q

The SC extends from the __________ __________ to vertebra L1-2.

A

FORAMEN MAGNUM

5
Q

What is the name of the cone-shaped end of the spinal cord?

A

CONUS MEDULLARIS

6
Q

What is the spinal cord (SC) protected by?

A
VERTEBRAL COLUMN
\+
3 MENINGES
\+
CSF
7
Q

The ______ mater continues caudally beyond the SC as the filum terminale.

A

PIA

8
Q

What does the pia mater become as it continues caudally beyond the SC?

A

FILUM TERMINALE

9
Q

The filum terminale passes through the dura to attach to what, anchoring the spinal cord?

A

COCCYX

10
Q

What passes through the dura to help anchor the spinal cord to the coccyx?

A

FILUM TERMINALE

11
Q

What is the subarachnoid space (containing the cauda equina) filled with?

A

CSF

12
Q

What is the name given to the bundle of spinal nerves which originate in the conus medullaris at the L2?

A

CAUDA EQUINA

latin for horse’s tail

13
Q

The dura mater extends to _____.

A

S2

14
Q

What is the dura known as, where it extends to S2?

A

DURAL SHEATH
aka
DURAL SAC

15
Q

What is the epidural space located between?

A

DURA
+
INTERIOR SURFACE OF NEURAL CANAL

16
Q

What is the name of the ligaments which suspend the spinal cord within the dura, believed to stabilize the SC?

A

DENTICULATE

LIGAMENTS