Chap 19 (exam 2)

Question 1

Adrenergic blockade at the alpha-adrenergic receptors leads to which of the following effects? Select all that apply: 
Vasodilation
Decreased blood pressure
Increased blood pressure
Constriction of the pupil
Tachycardia

Answer 1

Vasodilation
Decreased blood pressure
Constriction of the pupil

Question 2

The nurse discovers that the intravenous infusion of a patient who has been receiving an intravenous vasopressor has infiltrated. The nurse will expect which drug to be used to reverse the effects of the vasopressor in the infiltrated area?
Phentolamine (Regitine)
Prazosin (Minipress)
Epinephrine (Adrenalin)
Metoprolol (Lopressor)

Answer 2

Phentolamine (Regitine)

Question 3

A patient has a new prescription for a beta blocker as part of treatment for hypertension. The nurse is reviewing the patient’s current medications and notes that there may be a concern regarding interactions with which medication?
Thyroid hormone supplement
Antibiotic for a sinus infection
Oral hypoglycemic for type 2 diabetes mellitus
Oral contraceptive

Answer 3

Oral hypoglycemic for type 2 diabete mellitus

Question 4

A patient has been given an alpha-blocker as treatment benign prostatic hyperplasia. Which instruction is important to include when the nurse is teaching him about the effects of this medication?
Avoid foods and drinks that contain caffeine
Change to sitting or standing position slowly to avoid a sudden drop in blood pressure
Watch for weight loss of 2 pounds within a week
Take extra supplements of calcium

Answer 4

Change to sitting or standing positions slowly to avoid a sudden drop in blood pressure

Question 5

A patient who has been taking a beta blocker for 6 months tells the nurse during a follow-up visit that she wants to stop taking the medication. She is wondering if there is any problem with stopping the medication today. What is the nurse’s best response?
“No, there is no ill effects if this medication is stopped”
“There should be only minimal effects if you stop this medication”
“You may experience orthostatic hypotension if you stop this medication abruptly”
“If you stop this medication suddenly, there is a possibility you may experience chest pain or rebound hypertension”

Answer 5

“If you stop this medication suddenly, there is a possibility you may experience chest pain or rebound hypertension”

Question 6

A patient has been taking tamsulosin (Flomax) for about a year. During today’s office visit, he asks the physician about taking a drug for erectile dysfunction. How does the nurse expect the physician to respond?
“These drugs are safe to take together”
“You can take them together, but the dosage of the Flomax will need to be reduced”
“Taking these two drugs together may lead to dangerously low blood pressure”
“You will be able to try taking these two drugs together, but watch for side effects”

Answer 6

“Taking these two drugs together may lead to dangerously low blood pressure”