• Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

Card Range To Study

through

image

Play button

image

Play button

image

Progress

1/40

Click to flip

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;

40 Cards in this Set

  • Front
  • Back
What is the origin of the lateral corticospinal tract?
Areas 6, 4, 1, 2, 3, 5, 7.
What is the origin of the anterior corticospinal tract?
Areas 6, 4
What is the origin of the corticobulbar tract?
Areas 6, 4, 1, 2, 3, 5, 7
What is the origin of the rubrospinal tract?
red nucleus (magnocellular)
What is the origin of the lateral vestibulospinal tract?
lateral vestibular nuclues
What is the origin of the medial vestibulospinal tract?
medial vestibular nucleus
What is the origin of the reticulospinal tract?
pontine and medullary reticular nuclei
What is the origin of the tectospinal tract?
superior colliculus
Does the lateral corticospinal tract decussate, and if so, where?
Yes - cervicomedullary junction
Does the anterior corticospinal tract decussate, and if so, where?
No - descends ipsilaterally
Does the corticobulbar tract decussate, and if so, where?
Depends on the nuclei - descend bilaterally, contralaterally and/or ipsilaterally
Does the rubrospinal tract decussate, and if so, where?
Yes - midbrain (ventral tegmentum)
Does the lateral vestibulospinal tract decussate, and if so, where?
No - ipsilateral
Does the medial vestibular tract decussate, and if so, where?
No - bilateral
Does the reticulospinal tract decussate, and if so, where?
No - ipsilateral
Does the tectospinal tract decussate, and if so, where?
Yes - midbrain (dorsal tegmentum)
In what spinal column is the lateral corticospinal tract?
lateral
In what spinal column is the anterior corticospinal tract?
anteromedial
Would you find the corticobulbar tract in a spinal column?
NO!! Terminates in cranial nerve nuclei (V, VII, IX, X, XI, XII).
In what spinal column is the rubrospinal tract?
lateral
In what spinal column is the lateral vestibulospinal tract?
anteromedial
In what spinal column is the medial vestibulospinal tract?
anteromedial
In what spinal column is the reticulospinal tract?
anteromedial
In what spinal column is the tectospinal tract?
anteromedial
Where does the lateral corticospinal tract terminate?
all spinal levels
Where does the anterior corticospinal tract terminate?
cervical and thoracic levels
Where does the corticobulbar tract terminate?
cranial nerve nuclei -- V, VII, IX, X, XI, XII
Where does the rubrospinal tract terminate?
cervical spinal cord
Where does the lateral vestibulospinal tract terminate?
all spinal levels
Where does the medial vestibulospinal tract terminate?
cervical and upper thoracic levels
Where does the reticulospinal tract terminate?
all spinal levels
Where does the tectospinal tract terminate?
cervical spinal cord
What is the function of the lateral corticospinal tract?
voluntary movement of limb muscles
What is the function of the anterior corticospinal tract?
voluntary movement of axial muscles
What is the function of the corticobulbar tract?
voluntary movement of cranial muscles
What is the function of the rubrospinal tract?
voluntary movement of limb muscles (mainly flexors)
What is the function of the lateral vestibulospinal tract?
balance and posture
What is the function of the medial vestibulospinal tract?
control of head position / neck muscles
What is the function of the reticulospinal tract?
semi-automatic motor control, posture and walking
What is the function of the tectospinal tract?
coordination of neck and eye movements