Brainstem Structures -- Upper Medulla

Question 1

Nuclei of the vestibular system that regulate balance

Answer 1

Inferior and medial vestibular nuclei

Question 2

Sensory nucleus for taste (CN VII, IX, X), glands, chemo/baroreceptors (CN IX, X)

Answer 2

Nucleus/Tractus Solitarius

Question 3

Parasympathetic motor nucleus to lungs and gut

Answer 3

Dorsal motor nucleus of vagus (CN X)

Question 4

Nuclear and tract components of CN V that extends down into the upper cervical spinal cord

Answer 4

Spinal nucleus and tract of CN V

Question 5

Origin of the climbing fibers to the cerebellar Purkinje cells

Answer 5

Inferior olivary nucleus

Question 6

Name given to the corticospinal tract fibers in the medulla

Answer 6

Pyramid

Question 7

Network of neurons and axons that reside in the brainstem tegmentum involved in arousal, respiration, heart rate control

Answer 7

Reticular formation