Pharm Ch 17, 18, 19

What is true of adrenergic drugs?
A. Are also known as sympathomimetics
B. Mimic the flight/fight response
C. have positive inotropic effects
D. all of the above

Epinephrine and norepinephrine are desireable to give when blood pressure is low?
True or false?
True False

Digoxin .125 mg is prescribed. Before giving it, the nurse checks the apical pulse (over the heart) for 60 seconds, and finds it to be 55 beats per minute. What should the nurse do?
A. give the drug
B. not give until conferring with physician
C. give 1/2 dose of the drug
D. order a stat ECG

Hypokalemia (low potassium in the blood) will increase the risk of digoxin toxicity?
True or False?
True False

A drug which exerts a negative chronotropic effect will do what?
A. decrease BP
B. decrease pulse rate
C. increase BP
D. increase pulse rate

Lanoxin 250 mcg is the same dose as Lanoxin .25 mg?
True or False?
True False

Sublingual nitroglycerine (NTG) tablets
A. Are to be kept free of light and moisture
B. do not require a prescription
C. may have a positive inotropic effect
D. are taken orally

Patients on beta blocking drugs should be taught that:
A. Heart rate will increase at rest
B. their BP will increase
C. they may get tachycardia
D. They should never stop the drug abruptly

ASA given at the start of S&S of a heart attack will act to?
A. decrease coronary artery constriction
B. decrease blood clotting
C. decrease risk of damage to heart
D. all of the above

Calcium channel blockers vasodilate coronary arteries?
True or False?
True False

What is true of NTG?
A. comes in pills and transdermal patches
B. may cause caphalgia (headache)
C. may lower BP
D. all of the above

Stopping NTG abruptly may trigger an angina attack?
True or false?
True False

Warfarin is an anticoagulant given parenterally?
True or false?
True False

NSAIDS must never be given with anticoagulants because they are agonists and increase bleeding times?
True or false?
True False

A "delayed coagulation time" means an increased bleeding time?
True or false?
True False

As a group, oral anticoagulants have a greater potential for significant drug interactions than any other group of drugs?
True or false?
True False

Thrombolytic drugs are unable to dissolve a blood clot once it has formed?
True or false?
True False

The antidote for heparin is?
A. ASA
B. acetaminophen
C. Vitamin K
D. protamine sulfate

The antidote for warfarin (Coumadin) is?
A. K+
B. Vitamin K
C. ASA
D. protamine sulfate

Patients taking anticoagulants should be advised to?
A. wear medicalert or other ID
B. avoid contact sports
C. report any falls immediately to a doctor
D. All of the above