Play This Quiz And Learn About Pharmacology.
.
- 1.Afterload is determined by the
- A.
Aortic diastolic pressure
- B.
Aortic systolic pressure
- C.
Pressure that distends the ventricular wall during diastole
- D.
Pressure that distends the atrial wall during diastole
- 2.Prinzmetal's Angina is treated by reducing vasospasm
- A.
True
- B.
False
- 3.The Subendocardial regions of the heart are _______ perfused than the subepicardial regions
- A.
Equally
- B.
More
- C.
Less
- 4.The right ventricle and inner muscle are more susceptible to ischemic damage during an MI
- A.
True
- B.
False
- 5.Nitrates are converted to Nitric Oxide to result in the formation of cGMP. Cyclic GMP then does what?
- A.
Increases Calcium to selectively dilate veins
- B.
Decreases Calcium to selectively dilate arteries
- C.
Dephosphorylate Myosin Light Chains to selectively dilate Veins
- D.
Dephosphorylate Myosin Light Chains to selectively dilate arteries
- 6.Organic nitrates directly lower inotropy and chronotropy
- A.
True
- B.
False
- 7.Tolerance is rare with Sublingual Nitrates
- A.
True
- B.
False
- 8.Oral (not sublingual) and transdermal Nitro's:
- A.
Have a relatively quick onset and short DOA
- B.
Are used for acute attacks
- C.
Are used for prophylaxis
- D.
Are given in high doses saturate the liver's capacity to degrade them.
- E.
B and C
- F.
C and D
- G.
B C and D
- H.
All of the above
- 9.Selective filtration in the glomerulus only filters small molecules
- A.
True
- B.
False
- 10.On the countercurrent exchange in a hairpin loop in the medulla it is saltier on the _______ limb than the ________ limb so water leaves the _____ loop
- A.
Descending, ascending, ascending
- B.
Descending, ascending, descending
- C.
Ascending, descending, ascending
- D.
Ascending, descending, descending
- 11.If ADH is absent, we excrete our maximally dilute urine, approximately equal to the plasma osmolality
- A.
True
- B.
False
- 12.This diuretic takes up to 48 hours to begin its work, has slow offset, and Side Effects include hyperkalemia and gynecomastia
- A.
Hydrochlorothiazide
- B.
Chlorthalidone
- C.
Amiloride
- D.
Spironolactone
- 13.Use this diuretic to offset the lithium toxicity of Na/K exchange
- A.
Hydrochlorothiazide
- B.
Furosemide
- C.
Triamterene
- D.
Spironolactone
- 14.This diuretic does not work well with low RBF and GFR. Counseling on this drug should include "Do not take before bedtime"
- A.
Hydrochlorothiazide
- B.
Furosemide
- C.
Amiloride
- D.
Spironolactone
- 15.Hydrochlorothiazide decreases Ca2+ excretion while Furosemide increases Ca2+ excretion.
- A.
True
- B.
False
- 16.This Diuretic can cause Side effects of -- ototoxicity, digoxin toxicity and increased Kidney stone risk. It's effects are also antagonized by NSAIDs.
- A.
Hydrochlorothiazide
- B.
Furosemide
- C.
Spironolactone
- D.
Amiloride
- 17.This Diuretic, used for glaucoma, works by inhibiting carbonic anhydrase.
- A.
Bumetanide
- B.
Furosemide
- C.
Mannitol
- D.
Acetazolamide
- 18.This Diuretic eliminates excess intracellular edema and is used for prophylaxis of renal failure to keep fluid volume in the tubules to prevent them from collapsing.
- A.
Ethacrynic Acid
- B.
Torsemide
- C.
Mannitol
- D.
Vaptans
- 19.NSAIDs can antagonize the antihypertensive effects of diuretics
- A.
True
- B.
False
- 20.Conductance is a measure of how much _______ moves in
- A.
Na+
- B.
K+
- C.
Ca2+
- D.
None of the above
- 21.This drug, originated from the toxin of a snail, is the only to block N-type Calcium Channels to block pain perception
- A.
Ziconotide
- B.
Verapamil
- C.
Nifedipine
- D.
Isradipine
- 22.Verapamil and Nifedipine increase the refractory period of cardiac cells.
- A.
True
- B.
False
- 23.This drug has negative inotropic effects with decreased afterload but causes reflex tachycardia resulting in an increase in CO.
- A.
Verapamil
- B.
Diltiazem
- C.
Nifedipine
- D.
Ziconotide
- 24.Beta Blockers antagonize the actions epinephrine and norepinephrine resulting in decreased force, rate, conduction and work
- A.
True
- B.
False
- 25.All of the following are true except: the three major determinants of myocardial oxygen demand that are reduced by beta blockers are:
- A.
Heart rate
- B.
Contractility
- C.
Systolic wall tension
- D.
Diastolic wall tension
Questions: 20 | Attempts: 23552 | Last updated: Jan 8, 2021
-
Sample QuestionWhich of the following is not a side effect of the choline receptor blocker (Atropine)?
Questions: 20 | Attempts: 15866 | Last updated: Jun 23, 2021
-
Sample QuestionWhat describes the action of the body on the drug?
Questions: 50 | Attempts: 8506 | Last updated: Jan 5, 2021
-
Sample QuestionThe client with cardiac disease is prescribed amiodarone (Cordarnoe), an antidysrhythmic, orally. Which teaching intervention should the nurse implement?
Back to top