Brainstem

Question 1

What can you see in a rostral brainstem section?

Answer 1

the olive of medulla. most rostral has cerebral peduncles

Question 2

Where are CN IX-XII nuclei located?

Answer 2

the medulla

Question 3

Nuclei of caudal medulla

Answer 3

Question 4

Tracts of the medulla

Answer 4

Question 5

Entire cross section of caudal medulla

Answer 5

Question 6

Entire cross section of rostral medulla

Answer 6

Question 7

medulla nuclei: balance, location in space

Answer 7

vestibular

Question 8

medulla: does motor learning

Answer 8

inferior olivary complex

Question 9

medulla: descending motor tracts

Answer 9

pyramids

Question 10

medulla: location information from the body/spine to the cerebellum (Proprioception)

Answer 10

spinocerebellar tracts

Question 11

medulla: pain and temperature tract

Answer 11

spinothalamic tract

Question 12

medulla: motor nucleus for hypoglossal nerve (tongue)

Answer 12

hypoglossal nucleus

Question 13

medulla: motor nucleus (soft palate, pharynx, larynx: speech and swallowing) for cranial nerves 9, 10, 11. If there’s lesion there’s dysphagia, dysphonia, deviated uvula

Answer 13

nucleus ambiguus

Question 14

medulla: motor nucleus (parasympathetic for vagus)

Answer 14

dorsal motor nucleus of vagus

Question 15

medulla: Touch from the lower body (below T6)

Answer 15

nucleus gracilis

Question 16

medulla: Touch for the upper body (above T6; not face)

Answer 16

nucleus cuneatus

Question 17

medulla: taste tongue CN 7, 9, 10

Answer 17

solitary nucleus

Question 18

medulla: CN9, parasympathetic, parotid gland)

Answer 18

inferior salivary gland

Question 19

pons cross section

Answer 19

Question 20

pons: nuclei: balance, location in space

Answer 20

vestibular

Question 21

pons nerve Touch and Proprioception face

Answer 21

principle V

Question 22

pons nerve muscles mastication

Answer 22

motor V

Question 23

pons nerve Touch and pain/temperature face

Answer 23

spinal V

Question 24

pons nuclei: muscles facial expression

Answer 24

facial nucleus

Question 25

pons nuclei parasympathetic VII doing lacrimal, submandibular, sublingual, nose mucosa

Answer 25

superior salivary

Question 26

pons nuclei lateral rectus muscle

Answer 26

abducens nucleus

Question 27

pons tracts for location information from the body/spine to cerebellum (proprioception) that runs through inferior cerebellar peduncle

Answer 27

spinocerebellar tracts

Question 28

pons ascending tract for touch

Answer 28

medial lemniscus

Question 29

pons tract for Motor information cortex-spinal cord

Answer 29

corticospinal

Question 30

pons tract for Motor information cortex-brainstem (head/neck)

Answer 30

corticobulbar

Question 31

pons tract with part of the corticobulbar, motor information to the pontine nuclei

Answer 31

corticopontine

Question 32

midbrain cross section

Answer 32

Question 33

midbrain nuclei that is parasympathetic for pupil constriction

Answer 33

Edinger-Westphal nucleus

Question 34

nucleus in midbrain for eye motor

Answer 34

oculomotor

Question 35

midbrain nucleus for superior oblique eye motor

Answer 35

trochlear nucleus

Question 36

nucleus in midbrain for proprioception head

Answer 36

mesencephalic

Question 37

nucleus in midbrain for motor coordination

Answer 37

red nucleus

Question 38

nucleus for motor learning/motor planning in midbrain

Answer 38

substantia nigra

Question 39

nucleus in midbrain for pain modulation (based on emotion)

Answer 39

periaqueductal grey

Question 40

nucleus in midbrain for visual reflexes

Answer 40

superior colliculus

Question 41

nucleus in midbrain for auditory processing

Answer 41

inferior colliculus

Question 42

entrance for corticospinal/corticobulbar/corticopontine motor tracts in midbrain

Answer 42

cerebral peduncle

Question 43

touch tract in midbrain

Answer 43

medial lemniscus path

Question 44

pain/temp tracts in midbrain

Answer 44

spinothalamic tract

Question 45

substantia nigra

Answer 45

motor learning, motor planning, eye movement, reward