The release of epinephrine - USMLE Forums
USMLE Forums Logo
USMLE Forums         Your Reliable USMLE Online Community     Members     Posts
Home
USMLE Articles
USMLE News
USMLE Polls
USMLE Books
USMLE Apps
Go Back   USMLE Forums > USMLE Step 1 Forum

USMLE Step 1 Forum USMLE Step 1 Discussion Forum: Let's talk about anything related to USMLE Step 1 exam


Reply
 
Thread Tools Search this Thread Display Modes
  #1  
Old 07-27-2014
USMLE Forums Master
 
Steps History: 1+CK+CS
Posts: 1,867
Threads: 149
Thanked 2,107 Times in 1,049 Posts
Reputation: 2127
Default The release of epinephrine

The release of epinephrine from the chromaffin granules of the adrenal medulla into the bloodstream in response to neural stimulation is mediated by which of the following?

(A) Acetylcholine
(B) γ-Aminobutyric acid (GABA)
(C) Cortisol
(D) Dopamine
(E) Serotonin
__________________
A man doesn't know what he knows until he knows what he doesn't know.
“What is man? He's just a collection of chemicals with delusions of grandeur.”
Reply With Quote Quick reply to this message



  #2  
Old 07-27-2014
USMLE Forums Addict
 
Steps History: Not yet
Posts: 165
Threads: 14
Thanked 28 Times in 23 Posts
Reputation: 38
Default

Acetylcholine
Reply With Quote Quick reply to this message
  #3  
Old 07-27-2014
USMLE Forums Addict
 
Steps History: Not yet
Posts: 110
Threads: 30
Thanked 12 Times in 12 Posts
Reputation: 22
Default

I think Cortisol bcz of its permissive action
Reply With Quote Quick reply to this message
 
  #4  
Old 07-27-2014
USMLE Forums Addict
 
Steps History: Not yet
Posts: 165
Threads: 14
Thanked 28 Times in 23 Posts
Reputation: 38
Default

what's the answer?
I guess its Ach coz even in the symphatetic nervous system,Ach is the neurotransmitter in the pre-ganglionic fibers.
Reply With Quote Quick reply to this message



Reply

Quick Reply
Message:
Options

Register Now

In order to be able to post messages on the USMLE Forums forums, you must first register.
Please enter your desired user name, your email address and other required details in the form below.
User Name:
Password
Please enter a password for your user account. Note that passwords are case-sensitive.
Password:
Confirm Password:
Email Address
Please enter a valid email address for yourself.
Email Address:
Medical School
Choose "---" if you don't want to tell. AMG for US & Canadian medical schools. IMG for all other medical schools.
USMLE Steps History
What steps finished! Example: 1+CK+CS+3 = Passed Step 1, Step 2 CK, Step 2 CS, and Step 3.

Choose "---" if you don't want to tell.

Favorite USMLE Books
What USMLE books you really think are useful. Leave blank if you don't want to tell.
Location
Where you live. Leave blank if you don't want to tell.

Log-in

Human Verification

In order to verify that you are a human and not a spam bot, please enter the answer into the following box below based on the instructions contained in the graphic.



Thread Tools Search this Thread
Search this Thread:

Advanced Search
Display Modes


Similar Threads
Thread Thread Starter Forum Replies Last Post
The release of epinephrine from the chromaffin granules Novobiocin USMLE Step 1 Forum 0 07-27-2014 07:28 AM
Cellular Processes after Epinephrine med_ziva USMLE Step 1 Forum 8 04-04-2013 10:52 AM
Norepinephrine and epinephrine question Dr. Mexito USMLE Step 1 Forum 7 02-29-2012 09:09 AM
Why Epinephrine in local anesthesia SOBE223 USMLE Step 1 Forum 5 01-15-2012 12:16 AM
Epinephrine Effect on Respiration! drgsarunprasath USMLE Step 1 Forum 2 08-10-2011 05:25 AM

RSS Feed
Find Us on Facebook
vBulletin Security provided by vBSecurity v2.2.2 (Pro) - vBulletin Mods & Addons Copyright © 2017 DragonByte Technologies Ltd.

USMLE® & other trade marks belong to their respective owners, read full disclaimer
USMLE Forums created under Creative Commons 3.0 License. (2009-2014)