PHARM CH 23
_____________________ is the primary neurotransmitter of the sympathetic nervous system
Norepinephrine
Which of the following are adverse reactions of taking an adrenergic drug? Select all that apply -increased blood pressure -nauses,vomiting -headache -cardiac arrhythmias -bradycardia -lethargy
-increased blood pressure -nauses,vomiting -headache -cardiac arrhythmias
_____________ is a bronchodilator commonly used for wheezing
Albuterol
________________ receptors are found on the bronchial smooth muscles, knowing this you would also know that a medication given to a patient who is wheezing would would target those receptors.
Beta 2
Adrengeric drugs are pregnancy category ......
C
_______________________ shock occurs as the result of significantly diminished blood volume, which occurs from a GI bleed
Hypovolemic
The nurse notes that a client is prescribed midodrine. Which action should the nurse take before giving the client this medication?
Measure orthostatic blood pressure
Which of following adrenergic receptors is responsible for decreased tone, motility, and secretions of the GI tract?
a2 receptors
A patient taking dobutamine would have ________________________________ when also taking beta-adrenergic blocking drugs
an increased risk of hypertension
Isoproterenol stimulates beta-adrenergic receptors. ____________ and _______________ is increased.
blood pressure, heart rate
_________________________ is the natural neurohormone or neurotransmitter that is produced when the body is stressed
catecholamine
For a client in shock, ________________ helps to increase blood pressure
dopamine
There is a increased risk of seizures, hypotension and bradycardia when _____________ is administered with phenytoin (dilantin)
dopamine
Which herbs has been removed from most weight-loss medications due to potential legal liability?
ephedra
________________ increases heart rate and acts as a bronchodilator
epinephrine
_____________________ vasoconstricts the blood vessels and is not to be used on the tips of fingers, noses, or ears because necrosis of the tissue is possible
epinephrine
______________________ is contraindicated in clients with narrow angle glaucoma and as a local anesthetic adjunct in fingers and toes
epinephrine
Burns result in massive fluid losses, leading to __________________ shock
hypovolemic
Shock is described as ......
inadequate tissue perfusion
What is the effect of a Beta 1 receptor?
increased heart rate and increased force of myocardial contraction
What effect would an adrenergic drug have on a patient that is taking oxytocin?
increased risk of hypertension
What effect would an adrenergic drug have on a patient that is taking antidepressants ?
increased sympathomimetic effect
__________________ is contraindicated in clients with tachyarrhythmias or heart block caused by digitalis toxicity, ventricular arrhythmias , an angina pectoris
isoproterenol
_____________________ is contraindicated in clients who are hypertensive from blood volume deficits
norepinephrine
After reviewing the routes of administration for beta-specific adrenergic agonists, a group of students demonstrate the need for additional study when they identify isoproterenol as being administered by which route?
oral
Signs and symptoms of _______________ include cyanosis; cold, clammy skin; diaphoresis; a change in the level of consciousness such as disorientation; tachypnea; and a urine output less than 20 mL/hr
shock
_________________ is a potentially dangerous adverse reaction in the client taking midodrine
supine hypertension
What is the effect of an Alpha 1 receptor?
vasoconstriction of peripheral blood vessels
What is the effect of a Beta 2 receptor?
vasodilation of peripheral blood vessels and bronchodilation