Introduction to Brainstem

Question 1

basilar region of medulla

Answer 1

pyramids

Question 2

basilar region of pons

Answer 2

basis pontis

Question 3

basilar region of midbrain

Answer 3

basis pedunculi (peduncles)

Question 4

located just posterior to basilar region

Answer 4

tegmentum (floor)

Question 5

location of brainstem nuclei, cranial nerve nuclei, ascending and descending white matter tracts

Answer 5

tegmentum

Question 6

roof of midbrain

Answer 6

corpora quadrigemina

Question 7

formed by crossing fibers of the middle cerebellar peduncle

Answer 7

basis pontis

Question 8

location of CN V-VIII

Answer 8

pontine tegmentum

Question 9

where is the red nucelus located>

Answer 9

in the rostral regions of the midbrain tegmentum

Question 10

pure senory nuclei located… pure motor nuclei…

Answer 10

sensory are dorsolaterally

motor are near midline

Question 11

long motor tracts

Answer 11

midline of brainstem

Question 12

long sensory tracts

Answer 12

dorsally and laterally of brainstem

Question 13

key hallmark for medulla

Answer 13

squiggles of the olive

Question 14

key hallmark for midbrian

Answer 14

cerebral aqueduct

Question 15

key hallmark for pons

Answer 15

crossing fibers from basis pontis and 4th ventricle