Brainstem

Question 1

What does the inferior Alternating Hemiplegia affect?

Answer 1

Midbrain

Hypoglossal Nucleus

Pyramid

Medial Lemniscus

Question 2

What are the symptoms of Inferior Alternating Hemiplegia?

Answer 2

LMN ipsilateral tongue paralysis (XII)

Sign and sensory loss contralateral UPM

at decussation Bilateral loss

Question 3

What does Wallenberg’s Syndrom affect?

Answer 3

Rostral Medulla

Spinothalamic Tract

Trigeminal thalamic tract

IX

Reticular formation

Vestibular nuclei

Inferior cerebellar peduncle (DSCT)

Question 4

Symptoms of Wallenberg’s syndrome?

Answer 4

Loss of pain and temp on opposite side of head

Ipsilateral loss of pain and temp on face

Difficulty swallowing

Transient tachycardia (CN X)

Damage to inf cerebellar peduncle

Dizziness

Question 5

What does a middle abducent alternating hemiplegia affect?

Answer 5

Caudal pons

CN VI

CNVII

Corticospinal tract

Medial Lemniscus

Question 6

What does the Middle alternating hemiplegia affect?

Answer 6

Ipsilateral adduction of the eye

Body contralateral signs

Contralateral sense loss