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Understanding Pharmacology: Essentials for Medication Safety

M. Linda Workman; Linda A. LaCharity

Chapter 15

Drugs That Affect Urine Output - all with Video Answers

Educators

Chapter Questions

Problem 1

Which drug is a potassium-sparing diuretic?
A. Spironolactone
B. Bumetanide
C. Metolazone
D. Torsemide

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Problem 2

Which two blood electrolyte levels must you check before giving a patient a loop diuretic such as furosemide (Lasix)?
A. Potassium and calcium
B. Calcium and sodium
C. Magnesium and potassium
D. Sodium and potassium

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Problem 3

Which foods would you teach a patient prescribed hydrochlorothiazide (Oretic) to consume?
A. Grapefruit and carrots
B. Corn and squash
C. Bananas and broccoli
D. Chicken and beef

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Problem 4

Which consideration applies to older adults prescribed loop diuretic therapy?
A. Depression
B. Increased risk for falls
C. Dosage varies with patient weight
D. Risk for increased potassium level

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Problem 5

Which side effect is common when a patient is prescribed a drug for overactive bladder?
A. Dry mouth
B. Confusion
C. Nausea
D. Blurred vision

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03:17

Problem 6

A patient prescribed furosemide (Lasix) has a potassium level of $3.4 \mathrm{mEq} / \mathrm{L}$. What is your best action?
A. Document the finding as a normal level.
B. Hold the drug and notify the prescriber.
C. Instruct the patient to eat a banana and orange.
D. Repeat the lab test to ensure that it is correct.

Vishal Sharma
Vishal Sharma
Numerade Educator

Problem 7

Before giving a thiazide diuretic such as hydrochlorothiazide (Hydrodiuril), the patient's potassium level is $3.2 \mathrm{mEq} / \mathrm{L}$. Which assessment takes priority at this time?
A. Blood pressure
B. Heart rate and rhythm
C. Respiratory rate
D. Body temperature

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Problem 8

A patient is prescribed a daily IV dose of furosemide (Lasix). To ensure the safety of the patient, what action do you take before and after administering this drug?
A. Ensure that the IV flow rate is set for at least $125 \mathrm{~mL} / \mathrm{hr}$.
B. Check to be sure that the serum potassium level is 5 or higher.
C. Assess the IV site for patency.
D. Instruct the patient to call for help before getting out of bed.

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Problem 9

A 50-year-old patient prescribed furosemide (Lasix) is preparing for discharge. Which teaching points will you include with discharge teaching? (Select all that apply.)
A. Urine output can increase dramatically.
B. There is no need to limit alcohol intake.
C. You may develop skin sensitivity, so wear protective clothing and stay out of direct sunlight.
D. Avoid potassium-rich foods such as bananas, avocadoes, and dried apricots.
E. Report any decrease in hearing or ringing in the ears.
F. This drug can cause you to have a very high blood potassium level.

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Problem 10

A patient prescribed oxybutynin (Ditropan) asks you why his mouth and eyes are dry. What is your best response?
A. "These are common side effects of drugs used to treat overactive bladder (OAB),"
B. "I will notify your prescriber because you may need to be prescribed a different drug."
C. "These are signs of an allergic reaction and you must avoid taking this drug again."
D. "Let me check your vital signs and then I will notify your prescriber."

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Problem 11

What must you teach an older adult being discharged with a prescription for a loop diuretic? (Select all that apply.)
A. "Be sure to get up slowly."
B. "You are at less risk for falls with these drugs than with thiazide diuretics."
C. "Be sure to eat foods that are rich in potassium, like broccoli and bananas."
D. "If you experience any new muscle weakness, make sure to report it to your prescriber."
E. "You may need to set the volume of your radio or television at a higher level."
F. "If you are to take the drug once a day, be sure to take it in the evening before bedtime,"

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Problem 12

A patient is to be given furosemide (Lasix) 80-mg IV push. The drug comes in a 10-mL vial with a concentration of $10 \mathrm{mg} / \mathrm{mL}$. How many milliliters will be drawn up in a syringe to give this patient?_____________ $\mathrm{mL}$

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01:31

Problem 13

A patient is prescribed hydrochlorothiazide (Microzide) $50 \mathrm{mg}$ daily. The drug comes in 25-mg tablets. How many tablets will you teach the patient to take for each dose?___________tablets

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Asma Venkitta
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Problem 14

A patient with overactive bladder is prescribed darifenacin (Enablex) $15 \mathrm{mg}$ once daily. The drug is available as 7.5-mg tablets. How many tablets will you give for each dose?_________
tablets

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