Middle Medulla (pg. 88)

Question 1

function of spinal trigeminal (5)

Answer 1

ipsi. pain and temperature from head

Question 2

input to spinal trigeminal (5)

Answer 2

ipsi. peripheral receptors for pain and temperature

Question 3

output from spinal trigeminal (5)

Answer 3

contra. VPM (ventral posterior medial) of thalamus

Question 4

function of ambigous nucleus (9, 10, 11)

Answer 4

ipsi. motor control of larynx and pharynx

Question 5

input to ambigous nucleus (9, 10, 11)

Answer 5

descending motor tracts from cerebral cortex

Question 6

output from ambigous nucleus (9, 10, 11)

Answer 6

muscles of larynx and pharynx

Question 7

function of hypoglossal nucleus (12)

Answer 7

ipsi. motor control of tongue

Question 8

input to hypoglossal nucleus (12)

Answer 8

descending motor tracts from cerebral cortex

Question 9

output from hypoglossal nucleus (12)

Answer 9

tongue muscles

Question 10

function of dorsal efferent nucleus of the vagus (10)

Answer 10

ipsi. parasympathetic innervation to thoracic and abdominal viscera

Question 11

input to dorsal efferent nucleus of the vagus (10)

Answer 11

bilateral hypothalamus, reticular formation

Question 12

output from dorsal efferent nucleus of the vagus (10)

Answer 12

ipsi. through CN X to thoracic and abdominal viscera

Question 13

function of solitary nucleus (7, 9, 10)

Answer 13

ipsi. taste

Question 14

input to solitary nucleus (7, 9, 10)

Answer 14

ipsi. taste buds thru CN 7, 9, 10

Question 15

output from solitary nucleus (7, 9, 10)

Answer 15

ipsi. VPM of thalamus

Question 16

function of vestibular nuclei (medial and inferior, 8)

Answer 16

balance and posture

Question 17

input to vestibular nuclei (medial and inferior, 8)

Answer 17

ipsi. CN VIII from inner ear

Question 18

output from vestibular nuclei (medial and inferior, 8)

Answer 18

medial longitudinal fasciculus

Question 19

function of CN X (10) tract

Answer 19

parasympathetic supply to thorax, abdomen, muscles of throat

Question 20

input to CN X (10) tract

Answer 20

dorsal efferent nucleus of vagus

Question 21

output from CN X (10) tract

Answer 21

thorax, abdomen viscera

Question 22

function of CN XII (12) tract

Answer 22

muscles under tongue

Question 23

input to CN XII (12) tract

Answer 23

hypoglossal nucleus of medulla

Question 24

output from CN XII (12) tract

Answer 24

muscles of tongue

Question 25

function of solitary fasciculus

Answer 25

ipsi. taste

Question 26

input to solitary fasciculus

Answer 26

ipsi. taste buds

Question 27

output from solitary fasciculus

Answer 27

ipsi. solitary nucleus