Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/26

Click to flip

26 Cards in this Set

  • Front
  • Back
alpha-1 receptor
Gq/11, IP3
Constricts blood vessels
alpha-2 receptor
Gi, lowers cAMP
constricts blood vessels
presynaptic transmitter release
beta-1 receptor
Gs, increases cAMP
increases heart rate and force
beta-2 receptor
Gs, increases cAMP
relaxes gut, blood vessels and bronchioles
alpha-methyltyrosine
Inhibits Tyrosine hydroxylase
Carbidopa
Inhibits DOPA decarboxylase
Disulfiram
Inhibits D-beta hydroxylase
Iproniazid
Tranylcypromine
Non Specific MAO inhibitors
Clorgyline
MAO-A inhibitor
Selegiline
MAO-B inhibitor
Entacapone
COMT inhibitor
Parkinson's
Uptake 1
Neuronal, high affinity.
Inibited by imipamine, cocaine
Uptake 2
Non neuronal, low affinity
Inhibited by corticosteriods
Adrenaline
α>β
Noradrenaline
α>β1>β2
Phenylephidrine
α1 agonist
Clonidine
α2 agonist
Hypertension, lowers presynaptic transmitter release
Methylnoradrenaline
False transmitter, α2 agonist. Lowers vasoconstriction
Labetalol
Mixed α1 and β antagonist
Dobutamine
β1 agonist, positive ionotropic effect
Salbutamol
β2 agonist, bronchodilate
Prazosin
α1 antagonist
Vasodilatation
Yohimbine
α2 antagonist
Reverse actions of clonidine
Propranolol
Mixed β antagonist
Atenolol
β1 antagonist, heart failure and dysrhythmmias
Butoxamine
β2 antagonist