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NM > SCI: WHITE MATTER > Flashcards

SCI: WHITE MATTER Flashcards

1
Q

All segments
• Lighter crude touch &
pressure

A

Ventral/ Anterior

STT

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2
Q

mixture of both bray & white
matters, lateral to the posterior gray commissure;
most prominent in cervical segment

A

Reticular formation

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3
Q

Terminating at the nucleus

ventralis

A

Lateral CST

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4
Q

o Lateral, peripheral area
o Anterior funiculus
o Posterior funiculus
o Lateral funiculi

A

WHITE MATTER

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5
Q

T8-C1 only
• Conscious proprioception
of UE

A

Fasciculus

Cuneatus

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6
Q

The same function as medial

STT

A

Lateral
Vestibulospinal
Tract

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7
Q

All segment
Conscious proprioception
of LE

A

Fasciculus

Gracilis

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8
Q

Cauneal – UE, fine

A

Dorsal Spinal
Cerebellar Tract & Ventral Spinal
Cerebellar Tract

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9
Q

All segments

• Relays pain & temperature

A

Zone of Lissaure
(Dorsal Lateral
Fasciculus)

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10
Q

the thin zone of white matter

immediately surrounding the gray matter

A

Fasciculus proprius

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11
Q

L2-3 to C1
• Release unconscious
proprioception in jt & ms

A

Dorsal Spinal
Cerebellar Tract & Ventral Spinal
Cerebellar Tract

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12
Q

APL LPT
Anterior – pressure & light touch
Lateral – pain & temp

A

For anterior & lateral STT

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13
Q

For posture, balance,
automated gait related mvmt,
regulation of voluntary mvmt &
reflexes

A

Medial
Reticulospinal
Tract

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14
Q

C1-T8
• Relays motor impulses for
skilled mvmt in UE & axial
ms

A

Ventral/Anterior

CST

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15
Q 
For positioning of the head
& neck, posture &
balance, & inhibition of
flexors & promotion of
extensor ms activities
A

Medial
Vestibulospinal
Tract

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16
Q

For posture, balance,
automated gait related mvmt,
& regulation of voluntary mvmt
& reflexes

A

Lateral
Reticulospinal
Tract

17
Q

All segments

• Relays pain & temp

A

Lateral STT

18
Q

For the general awareness of
pain & integration of stimuli
form jt & ms into the reticular
formation

A

Anterolateral
Spinoreticular
Tract

19
Q

For the orientation of pain

tactile pain & thermal stimuli

A

Spinotectal

Tract

20
Q

Mvmt of limbs, sends mvmt to
the flexors & extensors
promoting flexors & inhibiting
extensor ms activity

A

Rubrospinal

Tract

21
Q

All segments
• Relay motor impulses for
skilled mvmt in UE & LE

A

Lateral CST

22
Q

Sends information to the head,
neck & UE & responds to
bright light (for postural mvmt
from visual stimuli)

A

Tectospinal

Tract

23
Q

Rostral – UE, general

A

Dorsal Spinal
Cerebellar Tract & Ventral Spinal
Cerebellar Tract

24
Q

Controls jaw, eyes, & facial ms

A

Corticobulbar

Tract

25
Q

• (in some references,
dorsal SCT is from LE &
general areas, ventral SCT is from LE & finer
proprioception)

A

Dorsal Spinal
Cerebellar Tract & Ventral Spinal
Cerebellar Tract

NM (16 decks)

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