Module Exam 5: Spinal Cord Flashcards Preview

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Flashcards in Module Exam 5: Spinal Cord Deck (89)
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Vertebral column

Cervical 7, Thoracic 12, Lumbar 5, Sacral 1 & Coccygeal 1

1

Parts of the vertebra

Posterior segment, Intervertebral disc & Anterior segment "PIA"

2

Lies within the vertebral canal

Spinal cord

3

Three surrounding fibrous membranes that protects the Spinal cord

Meninges

4

Spinal cord is held in position by __________ on each side and _________ inferiorly.

Denticulate ligaments. Filum terminale.

5

In spinal cord, segmented and paired posterior/sensory and anterior/motor roots corresponding to each segment of the cord leave the vertebral canal through the

Intervertebral foramina

6

Shorter than the vertebral column and terminates in the adult at the level of

Spinal cord. Lower border of first lumbar vertebra.

7

Spinal cord components

Gray & white matter and central canal

8

Columns in the White Matter

Posterior F, Anterior F & Lateral F. (PAL)

9

Each column in the white matter is subdivided into these tracts:

Ascending T, Intersegmental T & Descending T "AID"

10

Parts of the Gray Matter

Posterior H, Anterior H & Lateral H "PAL"

11

The cell bodies in the gray substance are grouped into clusters of _______.

Nuclei of laminae

12

Laminae of Rexed: Located in the posterior horn

Laminae I-VI

13

Laminae of Rexed: Located in the lateral horn

Lamina VII

14

Laminae of Rexed: Located in the anterior horn

Laminae VIII & IX

15

Laminae of Rexed: gray substance surrounding the central canal

Lamina X

16

Vascular supply from vertebral

Anterior spinal artery

17

Vascular supply paired, from vertebral

Posterior spinal arteries

18

Vascular supply of anterior and posterior SC

Radicular arteries

19

Vascular supply of aorta

Artery of Adamkiewiscz

20

Ascending tract for position sense, 2pt discriminative,vibration sense & stereognosis.

Dorsal/Posterior Column

21

Part of the ascending tracts

Dorsal/Posterior column & Spinothalamic tracts

22

Tract for pain & temperature

LSTT

23

Tract for touch and pressure

ASTT

24

Enumerate of Descending tracts

Medial reticulospinal, Anterior corticospinal, Lateral corticospinal, Lateral reticulospinal, Vestibulospinal, Tectospinal & Rubrospinal "MALL VTR"

25

Tracts included in the Anterior Funiculus

Vestibulospinal, Anterior Corticospinal, Reticulospinal & Tectospinal "VART"

26

Tracts included in the Lateral Funiculus

Lateral corticospinal & Rubrospinal "LR"

27

Provides voluntary control of skeletal muscles. Owes its name to the _________ of the primary cortex.

Pyramidal system. Pyramidal cells.

28

Pyramidal system consists of

Lateral corticospinal, Anterior corticospinal & Corticobulbar "LAC"

29

Pyramidal system originates at the

Primary motor cortex