CNS and PNS disorders

Question 1

what is a rupture of a saccular aneurysm?

Answer 1

subarachnoid hemorrhage

Question 2

which CNS disorder is a loss of LMN, mixed UMN and LMN damage causes muscle atrophy, hyperreflexia, spares eye muscles and usually death quickly d/t respiratory paralysis?

Answer 2

ALS-Lou Gehrigs disease

Question 3

which CNS disorder is d/t bilateral vestibular schwannomas and causes visual and hearing problems?

Answer 3

neurofibromatosis type II

Question 4

Which CNS disorder is autosomal dominant, with progressive and widespread cerebral degeneration(caudate nucleus atrophy, hydrocephalus ex vacuo) chorea, severe dementia and lethal within 15 years?

Answer 4

Huntington’s disease

Question 5

what is a cyst within the spinal cord causing pain, paralysis and weakness?

Answer 5

syringomyelia

Question 6

what is diffuse axonal injury

Answer 6

widespread white matter damage, commonly from auto accident; lethal

Question 7

which PNS disorder is from Merlin gene mutations with neurofibromas, lisch nodules of iris and cafe au lait spots?

Answer 7

neurofibromatosis type 1- von recklinghausen disease

Question 8

What are the symptoms of myasthenia gravis?

Answer 8

ptosis
diplopia
extraocular muscle fatigue
thymic hyperplasia

Question 9

which PNS disorder is d/t inhibit of presynaptic calcium channels, reducing Ach into synaptic cleft and causes muscle weakness which improves with activity?

Answer 9

lambert eaton