Anatomy-Brain Stem & Cranial Nerves Flashcards Preview

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Flashcards in Anatomy-Brain Stem & Cranial Nerves Deck (7)
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1
Q

What are the four main regions of the brainstem?

A

Long tracts, cranial nerve nuclei, cerebellar, reticular

2
Q

What arteries supply the different regions of the brainstem?

A

Medulla: vertebral, anterior spinal & PICA. Pons: basilar. Midbrain: PCA.

3
Q

Indicate whether the cranial nerve below is sensory, motor or both.

A

“Some say marry money but my brother says big brains matter more”

4
Q

What are the seven classifications of cranial nerves?

A

Just know the function of these fibers, don’t worry about memorizing the names of the fibers.

5
Q

Where are the cell bodies of the efferent cranial nerves located? What about the afferent fibers?

A

Efferent cell bodies: nuclei in the brainstem tegmentum. Afferent cell bodies: ganglion outside of the brainstem.

6
Q

Where are the sensory and motor nuclei of cranial nerves located in the brainstem?

A

Sensory: lateral. Motor: medial.

7
Q

Where would you slice through the brainstem if you wanted to get an axial view of all 6 columns of nuclei?

A

Upper medulla. Not all 6 nuclei extend through the entire brainstem.