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Neuro tracts
tracts
12
Medical
Professional
05/20/2008

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Cards

Term
unconscious proprioception information from lower body muscle spindles and Golgi tendon organs
Definition
dorsal spinocerebellar tract (DSCT)
Term
control of voluntary movements and suppression of innate reflexes in the limbs
Definition
corticospinal tract (LCST)
Term
control of voluntary movements and suppression of innate reflexes on the axial muscles
Definition
corticospinal tract (VCST)
Term
returns copies of motor commands (that arrive at the motor neuron pools) to the cerebellum
Definition
ventral spinocerebellar tract (VSCT)
Term
proprioceptive information from the upper body muscle spindles and Golgi tendon organs
Definition
cuneocerebellar tract (CCT)
Term
protopathic sensations : pain, temperature, crude touch
Definition

spinothalamic tract (STT)

anterolateral systems

Term
excitatory to motor neurons that control upper limb flexor muscles
Definition
rubrospinal tract
Term
role in positioning the head and neck in rotation to balance and eye movement
Definition
medial vestibulospinal tract
Term

controls motor neurons innervating extensor antigravitic muscles

role in balance at rest and during movements, equilibrium, postural adjustments, maintenance of upright posture

Definition
lateral vestibulospinal tract
Term
voluntary movements through control of the motor neurons in the trigeminal, facial, hypoglossal motor nuclei, nucleus ambiguus, and spinal accessory nucleus
Definition
corticobulbar tract
Term

facilitates extensor motor neurons and inhibits flexor motor neurons

involvded in the control of posture and gait-related movements

Definition
pontine reticulospinal tract
Term

inhibits extensor motor neurons and facilitates flexor motor neurons

involved in the control of posture and gait-related movements

Definition
medullary reticulospinal tract (MRST)
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