usmle Randoms

Card Set Information

Author:
n13
ID:
157697
Filename:
usmle Randoms
Updated:
2012-06-07 19:27:29
Tags:
random usmle cards
Folders:

Description:
usmle randoms
Show Answers:

Home > Flashcards > Print Preview

The flashcards below were created by user n13 on FreezingBlue Flashcards. What would you like to do?


  1. Which cell types are derived from Neural Crest cells?
    • Melanocytes
    • Odontocytes
    • Parafollicular cells
    • thyroid and laryngeal cartilage
    • Chromaffin cells
    • ANS
    • CNS
    • pia and arachnoid mater
    • celiac ganglia
    • Schwann cells
    • Aorticopulmonary septum
    • bones of skull
  2. what 2 substances block NE release from terminal?
    • guanethidine- anti HTN
    • Bretylium-antiarrythmic
  3. what 3 things enhance NE release form terminal
    • Amphetamines
    • Ca+2
    • Tyramine
  4. what 2 things block NE reuptake into terminals
    • cocaine
    • TCAs- depression
  5. what drug inhibits tyrosine hydroxylase?
    mettyrosine
  6. what blocks choline uptake into Ach neuron terminal ?
    hemicholium
  7. what drug blocks choline acetyltransferase?
    vesamicol
  8. what toxin enhances Ach release from terminals vs block Ach release?
    • black widow spider enhances Ach release
    • botulinum blocks Ach release-->flaccid paralysis
  9. Wwhats required for a molecule to enter nucleus through nuclear pore?
    Nuclear localization signal: 4-8aa, lysine-arginine-proline
  10. what hormone is responsible for fetal production of surfactnct and fetal lung maturation?
    cortisol..made by adult zone of fetal adrenals in late gestation

What would you like to do?

Home > Flashcards > Print Preview