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my NPTE stuff > Spinal tracts > Flashcards

Spinal tracts Flashcards

1
Q

What does the Cuneocerebellar tract transmit?

A

ipsilateral subconscious proprioception for the neck and UEs

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2
Q

What information does the fasciculus cuneatus transmit?

A

sensory from neck, trunk, and UEs
proprioception, vibration, 2-point discr and graphesthesia

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3
Q

What information does the fasciculus gracilis transmit?

A

sensory from trunk and LEs
proprioception, vibration, 2-point disc and graphesthesia

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4
Q

What information does the spinocerebellar (dorsal and ventral) tract transmit?

A

ipsilateral subconscious proprioception, muscle tension, joint sense, posture of trunk and LEs

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5
Q

What information does the Spino-olivary tract transmit ?

A

cutaneous and proprioceptive organs

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6
Q

What information does the spinoreticular tract transmit?

A

pathway to reticular formation
- influences levels of consciousness

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7
Q

What infromation does the spinotectal tract transmit?

A

spinovisual reflexes and assists with movement of eyes and head towards a stimulus

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8
Q

What information does the anterior spinothalamic tract transmit?

A

crude touchand pressure

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9
Q

What information does the lateral spinothalamic tract transmit?

A

pain and temperature sense

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10
Q

What tracts are pyramidal?

A

Anterior Corticospinal tract
lateral corticospinal tract

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11
Q

What tracts are extrapyramidal?

A

reticulospinal tract
Rubrospinal tract
tectospinal tract
vestibulospinal tract

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12
Q

What information does the anterior corticospinal tract transmit?

A

ipsilateral voluntary, discrete, skilled movements

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13
Q

What information does the lateral corticospinal tract transmit?

A

contralateral voluntary fine movement

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14
Q

What does damage to the lateral corticospinal tract result in?

A

(+) Babinski sign, absent superficial abdominal reflexes and cremasteric reflex, loss of fine motor or skilled voluntary movement

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15
Q

what information does the reticulospinal tract transmit?

A

facilitation or inhibition of voluntary and reflex activity through the influence on alpha and gamma motor neurons

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16
Q

What information does the rubrospinal tract transmit?

A

extrapyramidal tract responsible for motor input of gross postural tone, facilitating activity of flexor muscles and inhibiting extensor muscles

17
Q

What information does tectospinaltract transmit?

A

contralateral postural muscle tone assc with auditory/visual stimuli

18
Q

What information does the vestibulospinal tract transmit?

A

ipsilateral gross postural adjustments 2/2 head movmeents, facilitating extensor muscles and inhibiting flexor musclesW

19
Q

how does damage to the extrapyramidal tracts present?

A

significant paralysis, hypertonicity, exaggerated DTRs, clasp-knife reaction

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