Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know
Know
remaining cards
Save
0:01
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
Retries:
restart all cards




share
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Rush Nursing Pharm1

Pharm test #1 flashcards

QuestionAnswer
What happens in response to alpha1 activation? Vasoconstriction of blood vessels, and mydriasis. (dilation of pupil).
Where are alpha2 receptors? Alpha2 receptors are on the presynaptic terminal of neurons that secrete NE.
What happens in response to alpha2 activation? Inhibits NE release. Little therapeutic significance.
Where are beta1 receptors? Heart, kidney.
What happens in response to beta1 activation? Increased rate, contraction, renin release in kidney
Where are beta2 receptors? Bronchi, arterioles, uterus, liver, skeletal muscle.
What is the response to beta2 activation? Bronchi dilate, liver increases glycogenolysis, skeletal muscle contracts, uterus relaxes, arterioles dilate.
What happens to ACh? It is destroyed by acetylcholinesterase, which lives on the surface of the postjunctional cell.
What are the 2 substances that ACh-ase breaks ACh into? Choline and acetate.Choline is taken back up for reuse.
What happens to NE? It is taken back up by presynaptic neuron.
Where are alpha1 receptors? Eyes, blood vessels, bladder, prostatic capsule.
What would a cholinesterase inhibitor do? Keep ACh from breaking down.
What are some cholinesterase inhibitors? Insectisides such as organophosphates.
What would be symptoms of organophosphate poisoning? Bronchoconstriction, profuse salivary and gastric secretions, laryngospasm.
Created by: rushstudent