Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
16 Cards in this Set
- Front
- Back
|
What is the input, output, & role for Lamina VIII Interneuron Pool?
|
input: descending pathways from corticospinal, vestibulospinal, & reticulospinal systems
output: project to lamina IX role: motor control |
|
|
What is the input, output, & role for Lamina IX (entire cord) dorsomedial?
|
input: Receives info from upper motor pathways & Iα Iβ and pain afferents
output: trunk flexors role: axial motoneurons |
|
|
What is the input, output, & role for Lamina IX (entire cord) ventromedial?
|
input: receives info from upper motor pathways and & Iα Iβ and pain afferents
output: Trunk flexors role: axial motoneurons |
|
|
What is the input, output, & role for Lamina
|
input: Receives info from upper motor pathways & Iα Iβ and pain afferents
output: forearm and leg flexors and extensors role: appendicular motoneurons |
|
|
What is the input, output, & role for Lamina IX (c5-c8,L2-S2) Ventrolateral?
|
input: receives info from upper motor pathways and I
output: arm & thigh flexors and extensors role: appendicular motorneurons |
|
|
What is the input, output, & role for Lamina IX (C8,T1,S1-S2)Retrodorsolateral?
|
input: Receives info from upper motor pathways & Iα Iβ and pain afferents
output: hand & foot flexors and extensors role: appendicular motoneurons |
|
|
What is the input, output, & role for Lamina IX (C3-C5) Central (phrenic)?
|
input: Receives info from upper motor pathways & Iα Iβ and pain afferents
output: diaphragm role: motor control |
|
|
What is the input, output, & role for Lamina IX (C1-C6) spinal accessory?
|
input: Receives info from upper motor pathways & Iα Iβ and pain afferents
output: lower sternocleidomastoid and trapezius role: motor control |
|
|
What is the input, output, & role for Lamina I (entire cord) Posterior marginal nucleus
|
input: receives info from small non-myelinated afferent fibers for prickling type pain, tickling, coolness
output: fibers ascend crossed and uncrossed to brainstem and thalamus role: perception of painful stimuli |
|
|
What is the input, output, & role for Lamina II & III (entire cord) Substantia gelatinosa?
|
input: receives nociceptive fibers and input from medullary reticular formation
output: ascend and/or descend in lissauer's tract role: relay nuclei for pain and temperature |
|
|
What is the input, output, & role for Lamina IV & V (entire cord) Nucleus Proprius (reticular nucleus)?
|
input: large caliber fibers for light touch. Receives descending pathways.
output: fibers crossed or uncrossed to the brainstem and thalamus role: plays a role in both proprioception and refered pain |
|
|
What is the input, output, & role for Lamina VI (C4-T1, L2-S3) Commissural Nucleus?
|
input: receives peripheral cutaneuous and visceral afferents as well as, corticospinal and rubrospinal fibers and some muscle afferents
output: primary anterior spinothalamic tracts, some fibers cross to form lateral spinothalamic tract role: plays a role in both proprioception and referred pain |
|
|
What is the input, output, & role for Lamina VII (C8-L3) Nucleus Dorsalis of Clarke?
|
input: large caliber fibers (1 alpha & 1 beta) from proprioceptive receptors of skeletal muscle.
Output: gives rise to spinocerebellar pathways role: proprioception |
|
|
What is the input, output, & role for Lamina VII (T1-L3, S2-S4) Intermediomedial cell column?
|
input: receives viceral afferent autonomic activities. Afferents may come back into the NS via the anterior root.
output: gives rise to spinocerebellar pathways role: visceral sensations |
|
|
What is the input, output, & role for Lamina VII (T1-L3) Interomediolateral cell colum?
|
input: receives viceral afferent autonomic activities. Afferents may come back into the NS via the anterior root.
output: pre-ganglionic sympathetic cells role: visceral motor |
|
|
What is the input, output, & role of Lamnia VII (S2-S4) Nucleus of Onufrowicz?
|
input: receives viceral afferent autonomic activities. Afferents may come back into the NS via the anterior root.
output: pre-ganglionic parasympathetic cells role: visceral motor |
