Applied Pharmacology for the Dental
Hygienist: Chapter 12 updated 2026
• _____ should not be given to persons taking potassium supplements because
hyperkalemia will occur. -✓✓ACEI
• Which class of agents is of special benefit to diabetics? -✓✓ACE Inhibitors
• Angiotensin receptor blockers (ARBs) end with the suffix: -✓✓-artan
• A serious lupus-like reaction is associated with which cardiovascular drug? -
✓✓Hydralazine
• The therapeutic target international normalized ratio (INR) for most indications, such
as thrombophlebitis is: -✓✓2-3
• Most dental procedures do not require a change in the dose of warfarin.
True or False -✓✓True
• Which of the following categories of antihypertensive agents end in the suffix -dipine?
a. Angiotensin receptor blockers (ARBs)
b. b-Adrenergic blockers
c. Calcium channel blockers
d. Diuretics -✓✓c
• Which of the following is the most important dental drug interaction with the thiazide
diuretics?
a. Chlorhexidine
b. Nonsteroidal antiinflammatory drugs (NSAIDs)
c. Penicillin
d. Aspirin -✓✓b
• In a normally functioning heart, the bundle of His receives its electrical input from the:
a. sinoatrial (SA) node.
b. Purkinje fibers.
,c. cardiac muscle.
d. atrioventricular (AV) node. -✓✓d
• Which of the following groups of diuretics are called the "puny" diuretics?
a. Thiazide
b. Loop
c. Potassium-sparing
d. Both a and b
e. Both b and c -✓✓c
• Which agent is most likely to cause xerostomia?
a. Atenolol
b. Losartan
c. Enalapril
d. Clonidine -✓✓d
• Which of the following agents can worsen asthma?
a. Calcium channel blocker
b. Propranolol (Inderal)
c. Anticholinergics
d. ACEIs -✓✓b
• Dental patients with left heart failure may need to be positioned in the dental chair:
a. with their feet at a higher elevation than their head.
b. in a semireclined position.
c. with their left hip elevated.
d. lying flat.
, e. with their right hip elevated. -✓✓b
• Treatment with all of the following agents is associated with development of gingival
hypertrophy except which one?
a. Phenytoin
b. Felodipine
c. Clonidine
d. Verapamil -✓✓c
• A key side effect that angiotensin-converting enzyme inhibitors (ACEIs) have that
angiotensin receptor blockers do not have is nonproductive cough.
True or False -✓✓True
• Diuretics can produce _____, which can predispose a patient to serious arrhythmias.
(Select all that apply.)
a. hyperkalemia
b. hyperuricemia
c. hypokalemia
d. hypouricemia -✓✓b and c
• Which of the following categories of agents may be used to treat both hypertension
and benign prostatic hypertrophy?
a. b-Adrenergic blocking agents
b. Diuretic agents
c. a1-Adrenergic blocking agents
d. Calcium channel blocking agents -✓✓c
• A serious lupus-like reaction is associated with which cardiovascular drug?
a. Spironolactone
b. Hydralazine
Hygienist: Chapter 12 updated 2026
• _____ should not be given to persons taking potassium supplements because
hyperkalemia will occur. -✓✓ACEI
• Which class of agents is of special benefit to diabetics? -✓✓ACE Inhibitors
• Angiotensin receptor blockers (ARBs) end with the suffix: -✓✓-artan
• A serious lupus-like reaction is associated with which cardiovascular drug? -
✓✓Hydralazine
• The therapeutic target international normalized ratio (INR) for most indications, such
as thrombophlebitis is: -✓✓2-3
• Most dental procedures do not require a change in the dose of warfarin.
True or False -✓✓True
• Which of the following categories of antihypertensive agents end in the suffix -dipine?
a. Angiotensin receptor blockers (ARBs)
b. b-Adrenergic blockers
c. Calcium channel blockers
d. Diuretics -✓✓c
• Which of the following is the most important dental drug interaction with the thiazide
diuretics?
a. Chlorhexidine
b. Nonsteroidal antiinflammatory drugs (NSAIDs)
c. Penicillin
d. Aspirin -✓✓b
• In a normally functioning heart, the bundle of His receives its electrical input from the:
a. sinoatrial (SA) node.
b. Purkinje fibers.
,c. cardiac muscle.
d. atrioventricular (AV) node. -✓✓d
• Which of the following groups of diuretics are called the "puny" diuretics?
a. Thiazide
b. Loop
c. Potassium-sparing
d. Both a and b
e. Both b and c -✓✓c
• Which agent is most likely to cause xerostomia?
a. Atenolol
b. Losartan
c. Enalapril
d. Clonidine -✓✓d
• Which of the following agents can worsen asthma?
a. Calcium channel blocker
b. Propranolol (Inderal)
c. Anticholinergics
d. ACEIs -✓✓b
• Dental patients with left heart failure may need to be positioned in the dental chair:
a. with their feet at a higher elevation than their head.
b. in a semireclined position.
c. with their left hip elevated.
d. lying flat.
, e. with their right hip elevated. -✓✓b
• Treatment with all of the following agents is associated with development of gingival
hypertrophy except which one?
a. Phenytoin
b. Felodipine
c. Clonidine
d. Verapamil -✓✓c
• A key side effect that angiotensin-converting enzyme inhibitors (ACEIs) have that
angiotensin receptor blockers do not have is nonproductive cough.
True or False -✓✓True
• Diuretics can produce _____, which can predispose a patient to serious arrhythmias.
(Select all that apply.)
a. hyperkalemia
b. hyperuricemia
c. hypokalemia
d. hypouricemia -✓✓b and c
• Which of the following categories of agents may be used to treat both hypertension
and benign prostatic hypertrophy?
a. b-Adrenergic blocking agents
b. Diuretic agents
c. a1-Adrenergic blocking agents
d. Calcium channel blocking agents -✓✓c
• A serious lupus-like reaction is associated with which cardiovascular drug?
a. Spironolactone
b. Hydralazine
