preanestheyics Flashcards
Preanesthetics are true anesthetics
False
Define Pure agonists
Bind to and stimulate receptors
Define agonists/antagonists
Bind to more than one receptor and stimulate at least one while blocking at least one
Define partial agonist
Bind to and partially stimulate receptors
The most common used anesthetics are not analgesics
True
How must analgesics be administered
As adjuncts
Which is not water soluble
Valium
What is Valium often combined with
Ketamine 50:50
Which agents are controlled
Benzodiazepines, dissociatives, barbiturates, most opioids
Define anticholinergics
Heart protectants
Name a phenothiazine
Acepromazine
An alpha 2 agonist has added benefits of analgesia
True
What is another name for opioids
Narcotics
When are preanesthetics given
15-20 min prior to induction
What is atropine
Anticholinergic- heart protectant
Can atropine cross the placental barrier
Yes
Which has a longer duration of action atropine or glycopyrrolate
Glycopyrrolate
Does glycopyrrolate cross the placental barrier
Minimally
name 3 positives of glycopyrolate
less tendency for tachycardia, fewer arrythmias, smaller dose volume
What can anticholinergics be reversed with
Physostigmine or pilocarpine
what causes vasodilation
phenothiazines
what catagory does acepromazine belong to
phenothiazine
Does acepromazine have a reversal agent
No
When should acepromazine be contraindicated
Stallions, epileptics, boxers, liver failure, hypotensive pts.
