medulla

Question 1

what are the symptoms for lateral medullary syndrome?

Answer 1

contralateral loss of pain and temp for the body, ipsilateral loss of pain and temp on face. vertigo, difficulty swallowing

Question 2

with a LMN lesion of CN XII what direction would the tongue go with respect to the lesion?

Answer 2

ipsilateral, to the side of the lesion

Question 3

with an UMN lesion of CN XII what direction would the tongue go with respect to the lesion?

Answer 3

contralateral, opposite the way of the lesion

Question 4

what differences would you notice in the tongue with an UMN lesion vs a LMN lesion?

Answer 4

the LMN lesion will show signs of atrophy of the tongue

Question 5

what must happen for alternating hemiplegia occur?

Answer 5

a lesion must occur where a motor cranial nerve exits along the midline adjacent to the descending corticospinal fibers.