WorksheetsPC Antihypertensives
Total questions: 73
Worksheet time: 39mins
Which of the following is NOT a risk factor associated with HTN?
previous MI or stroke
Alzheimer's disease
smoking
DM
Which of the following is NOT a risk factor associated with HTN?
obesity
anemia
hypercholesterolemia
family history
What happens to the baroreceptors upon BP elevation?
signals the cardiovascular control center to induce bradycardia
signals the parasympathetic system to induce vasodilation
activated and increase the cardiac output
activated and increase the sympathetic outflow
Based on the new guidelines for BP, which of the following is NOT matched correctly?
Normal: less than 120/80
elevated: systolic between 120-129 and diastolic less than 80
stage 1: systolic between 130-139 or diastolic less than 80
stage 2: systolic at least 140 or diastolic at least 90
A patient is diagnosed with high BP by his doctor. His BP is 140/90. The patients falls into which category?
normal
elevated
stage 1
stage 2
Mr. Lee shows up to the emergency room with a BP of 185/125, the test performed showed that he had no signs of progressive end organ injury. Mr. Lee is experiencing
hypertensive urgency
hypertensive emergency
both urgency and emergency
none of these
A patient with HTN should avoid all of the following medications to avoid an increase in BP, except:
corticosteroids
NSAIDs
estrogen
all of these
Which of the following can increase BP?
increase in the cardiac output
increase in the vascular tone
increase in water volume
all of these
What affects mean arterial pressure?
cardiac output
heart rate
total peripheral resistance
cardiac output and total peripheral resistance
Baroreceptors regulate which of the following?
heart rate
total peripheral resistance
cardiac output
all of these
Action potential firing from the baroreceptors is stimulated by:
urine excretion
BP
HR
BP and HR
all of these
Which of the following are used as first line treatment in HTN?
beta blockers
ACE inhibitors
ARBs
ACE inhibitors and ARBs
When would you use a beta blocker in HTN management?
specific compelling indication
combination with a first line antihypertensive
use as a first line treatment
specific compelling indication and combination with a first line antihypertensive
Atenolol is selective for
beta 1 receptors
beta 2 receptors
alpha and beta receptors
none of these
Which of the following is an example of a non-selective beta blocker?
nadolol
atenolol
bisoprolol
metoprolol tartrate
Which of the following beta blockers is cardioselective and vasodilatory?
acebutolol
carvedilol
labetolol
nebivolol
Which of the following are mixed alpha and beta receptor blockers?
acebutolol
carvedilol
nebivolol
labetolol
Which beta blocker has intrinsic sympathomimetic activity?
nevibolol
acebutolol
carvedilol
bisoprolol
What occurs when beta adrenergic agonists bind to beta receptors?
activates adenylyl cyclase and produce cAMP
inhibit adenylyl cyclase and produce AMP
reduce calcium influx
deactivate voltage gated Ca+ channels
All of the following are involved in beta-blockers mechanism, except?
phosphodiesterase inhibitors
B-adrenergic receptor
voltage sensitive slow Ca++ channel
voltage gated K channel
When the B adrenergic agonist binds to its receptor, which of the following enzymes is activated to produce cAMP?
adenylyl cyclase
AMP synthase
phosphodiesterase
protein kinase
The mechanism of beta blockers involves an increase in calcium flow into the cell through
phosphorylation of voltage gated Ca channels
cAMP degradation
phosphorylation of cAMP
phosphorylation of beta adrenergic receptors
What is the final outcome associated with the use of beta adrenoreceptor blockers?
decrease in BP
peripheral vasodilation
increase in BP
peripheral vasoconstriction
Beta-adrenoreceptor blockers:
decrease renin secretion
decrease B1 adrenoreceptors expression in the heart
increase aldosterone secretion
increase blood volume
Beta-blockers inhibit the release of
renin by the kidney
aldosterone by the liver
renin by the liver
erythropoietin by the kidney
Aldosterone affects
potassium and water retention
sodium and water retention
albumin blood concentration
calcium and bone density
Where is angiotensinogen secreted from?
lungs
liver
kidney
heart
What effects does angiotensin II have on the body?
decreases sympathetic activity
arteriolar vasoconstriction
ADH secretion
aldosterone secretion
Increasing the volume of water in the body will lead to
inhibition of ACE
high BP
more angiotensinogen secretion
none of these
How do you decrease BP by targeting the renin-angiotensin aldosterone system?
inhibits the formation of ACE
inhibit angiotensin II production
inhibit renin
inhibit angiotensin II production and inhibit renin
Which of the following is NOT decreased when using an ACE inhibitor?
production of angiotensin II
bradykinin catabolism
secretion of aldosterone
nitric oxide production
Which of the following stimulates nitric oxide synthase?
renin
bradykinin
aldosterone secretion
angiotensin II
Which of the following are advantages of angiotensin II receptor blockers over ACE inhibitors?
more specific with less adverse effects
does not alter bradykinin catabolism
alters bradykinin catabolism
more potent aldosterone inhibition
The ARBs block the action of angiotensin II at the angiotensin AT2 receptor
true
false
Which of the following is an ARB?
lisinopril
valsartan
amlodipine
irbesartan
Which of the following are ARBs?
candesartan
losartan
olmesartan
lisinopril
Which of the following is an ARB?
trandolapril
lisinopril
eprosartan
quinapril
Which of the following is NOT an ARB?
olmesartan
telmisartan
losartan
moexipril
What is the black box warning for ACE inhibitors and ARBs?
pregnancy
use with MAOIs
children under the age of 8
there is no BBW
Aliskiren should not be used in combination with which of the following medications due to a higher risk of adverse events
ARBs
ACE inhibitors
calcium channel blockers
ACE inhibitors and ARBs
Aliskiren's mechanism of action can be described as which of the following?
blocks the binding site of renin
inhibits the conversion of angiotensin I to angiotensin II
antagonizes angiotensin II receptors
antagonizes calcium channels
ACE inhibitors would be stopped if the patient
is hyperlipidemic
becomes pregnant
is taking an SSRI
is consuming alcohol
Another disadvantage of renin inhibitors is that they don't have a lot of long-term studies on
severe renal events
severe bleeding risks
cardiovascular events reduction
liver damage
Special L-type voltage-gated calcium channels allow extracellular calcium to enter
smooth muscle cells
skeletal muscle cells
cardiac muscle cells
smooth muscle cells and cardiac muscle cells
_______ ions enter directly into the smooth muscle and induces contraction
potassium
calcium
inositol triphosphate
sodium
Calcium channel blockers differ in selectivity towards which channels?
P/Q type
vascular
cardiac L-type
vascular and cardiac L-type
Which class of calcium channel blockers are more selective for vascular smooth muscle?
diphenylalkylamines
benzothiazepines
dihydropyridines
non-dihydropyridines
Dihydropyridines BR reflex lead to _______ in HR
decrease
no effect
increase
Which of these drugs is not a dihydropyridine?
amlodipine
felodipine
famotidine
nisoldipine
Which of these drugs is considered a dihydropyridine?
amlodipine
metoprolol
lisinopril
HCTZ
Which class of drugs is nifedipine in?
diphenalkylamine CCB
dihydropyridine CCB
nondihydropyridine CCB
alpha-2 agonist
What are the clinical indication for the dihydropyridines?
coronary arteriosclerosis and arrhythmia
angina and ventricular arrhythmia
HTN and migraine prophylaxis
coronary arteriosclerosis, HTN, and angina
Dihydropyridines are clinically indicated for angina because
they increase the HR
they increase the CO
they are selective for the vascular calcium channels
they reduce peripheral vascular resistance
Which of the following classes does verapamil belong to?
ACEI
ARB
nondihydropyridine CCB
dihydropyridine CCB
Nondyhydropyridines will ________ the HR
increase
decrease
increase calcium influx and decrease
increase calcium influx and increase
What drug can be used for migraine prophylaxis?
diltiazem
verapamil
minoxidil
hydralazine
Which of the following is not an indication for diltiazem?
anal fissures
HTN
migraine prophylaxis
angina
Which of the following drugs is a central acting agent and stimulates the CNS alpha2-adrenoreceptor?
amlodipine
benazapril
methyldopa
atenolol
Which of the following is true regarding methyldopa?
it is contraindicated in pregnancy
it is an alpha-2 adrenergic receptor antagonist
it decreases the vascular peripheral resistance
it increases the sympathetic outflow
Why is methyldopa NOT recommended for the routine treatment of HTN?
can cause orthostatic HTN
it is contraindicated with MAOIs
contraindicated in kidney diseases
not effective in reducing blood pressure
Which of the following may increase the level of liver transaminases and bilirubin?
methyldopa
amlodipine
verapamil
hydralazine
Which of the following is available as transdermal patches?
verapamil
clonidine
methyldopa
hydralazine
Clonidine can be used in management of
ADHD
cancer pain
HTN
all of these
Which of the following is a direct arterial vasodilator?
minoxidil
clonidine
enalapril
lisinopril
Compensatory activation of baroreceptor reflexes when BP decreases results in?
increase in HR
renin release
increased sympathetic outflow from the vasomotor center
decreased CO
Hydralazine may cause which dose related syndrome that is more common in slow acetylators?
down syndrome
apert syndrome
reversible lupus-like syndrome
marfan syndrome
Which medication has limited use for CHRONIC hypertension management due to the side effects?
verapamil
amlodipine
hydralazine
lisinopril
Which of the following is a direct arterial vasodilator?
minoxidil
nifedipine
hydralazine
trandolapril
Minoxidil is widely used as
oral solution
hair lotion
oral tablets for htn management
transdermal patch
What are the physiological effects of nitric oxide on the body?
constriction of blood vessels
relaxation of vascular smooth muscle
vasodilation
dilation of coronary arteries
What is the MOA of sodium nitroprusside?
binds its receptors on veins and arteries inducing vasodilation
it is degraded into cyanide which induces vasodilation
it releases both cyanide and NO and the latter induces vasodilation
it forms methemoglobin which induces
What is the agent of choice for minute to minute control in emergency hypertensive crisis?
minoxidil
pindolol
sodium nitroprusside
amlodipine
What is a life-threatening event that may occur during the use of sodium nitroprusside?
thiosulfate toxicity
cyanide toxicity
lupus like syndrome
all of these
