Exam 2 Dennis Shit

Question 1

protein for anterograde transport

Answer 1

kinesin from nerve cell body to periphery

fast or slow

Question 2

protein for retrograde transport

Answer 2

dynein from nerve cell body to terminal bouton

fast only

Question 3

what give rise to glioblasts

Answer 3

neuroepithelial cells

Question 4

what separates the alar and basal plates

Answer 4

sulcus limitans

Question 5

what does the dorsal alar plate give rise to

Answer 5

caudally - nuclei gracilis and cuneatus

rostrally - cerebellum

Question 6

neuroblasts of alar plates in midbrain give rise to

Answer 6

inferior and superior colliculi

Question 7

neuroblasts of basal plates in midbrain give rise to

Answer 7

tegmental nuclei (red, reticular, CN 3, and CN 4)

Question 8

what does the hypothalamus arise from

Answer 8

neuroblasts in the intermediate zone

Question 9

what is the pineal gland derived from

Answer 9

diverticulum of the caudal part of the roof of the diencephalon

Question 10

what gives rise to septum pellucidum

Answer 10

lamina terminalis stretiching

Question 11

bilateral enlarged ventricles with apraxic gait, urinary incontinence, and dementia

Answer 11

normal pressure hydrocephalus (communicating)

Question 12

atrophy of brain with enlarged ventricles to compensate and blurred vision

Answer 12

hydrocephalus ex vacuo (communicating)

Question 13

thunderclap headache, papilledema, upward gaze palsy, and occasionally tremors

Answer 13

aqueduct stenosis

Question 14

accelerated enlargement of head circumference with frequent vomiting; cyst in back fossa and agenesis of cerebellar vermis

Answer 14

dandy walker malformation

Question 15

swallowing problems, difficulty moving LE, poor bladder control, and clubfoot; usually a myelomeningeocoele

Answer 15

chiari II malformation