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Kaplan Qbank USMLE



Author9 Posts
  #1

Which of the following hormones acts through receptors that contain tyrosine kinase ?

a.-ADH {Vasopresin}
b.-Aldosterone
c.-Calcitonin
d.-1,25 Dihydroxycholecalciferol
e.-epinephrine
f.-insulin
g.-parathyroid hormone
h.-thyroxine



  #2

raised eyebrow

  #3

f. insulin

ADH receptor is gq receptor
aldosterone is steroid
calcitonin ??
cholecalc is fat soluble
epinephrine uses g receptor ( gi, gs)
pth ??
thyroxine does not use tyr kinase. dont know name of receptor.


___________________
It has been a looooong hard journey but I am inches away from my destination...

  #4

Yeah baby

Insulin

Choice F

  #5

F

  #6

more info

TSH,GHRH, PTH, glucagon use Gs
thyroxine uses thy horm receptor which functions like a steroid .. gene expression
insulin and growth factors use tyr kinase
vasopressin uses gq.

CAN SOMEONE ELSE FILL IN THE GAPS PLEASE?


___________________
It has been a looooong hard journey but I am inches away from my destination...

  #7

Vasopressin: V 1 is Gq

V2 is Gs


___________________
The Key to Succeed is Patience.

  #8

as I remember EDGF is also related to tyrosine kinase

___________________
Smell the coffee! "Is That an Osler move??"

  #9

robin082006 wrote:
Vasopressin: V 1 is Gq

V2 is Gs



yes, we should do these second messengers all night long {thats an exaggeration}
Ill contribute

___________________
Smell the coffee! "Is That an Osler move??"







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