WorksheetsDiuretics and Related Medications Quiz
Total questions: 29
Worksheet time: 15mins
Lasix (furosemide) acts on which part of the nephron?
Distal tubule
Loop of Henle
Collecting duct
Proximal tubule
Bumex (bumetanide) exerts its action in the:
Collecting duct
Distal tubule
Loop of Henle
Renal pelvis
Hydrochlorothiazide (HCTZ) works primarily in the:
Loop of Henle
Collecting duct
Distal tubule
Proximal tubule
Chlorthalidone acts on which nephron segment?
Loop of Henle
Distal tubule
Collecting duct
Glomerulus
Where does Aldactone (spironolactone) work in the nephron?
Loop of Henle
Distal tubule
Collecting duct
Renal corpuscle
Dyrenium (triamterene) acts in the:
Proximal tubule
Collecting duct
Loop of Henle
Distal tubule
Do loop diuretics deplete potassium (K+)?
No
Yes
Only with long-term use
Only when combined with thiazides
Do thiazide diuretics deplete potassium?
No
Yes
Only at high doses
Only when dehydrated
What is the onset time of loop diuretics?
2-4 hours
30-60 minutes
15 minutes
1-2 hours
What is the onset of action for thiazide diuretics?
30-60 minutes
1 hour
2 hours
4 hours
When do potassium-sparing diuretics begin to take effect?
30 minutes
1 hour
2-4 hours
Immediately
Loop diuretics have a:
Long half-life
Variable half-life
Short half-life
Extended-release form only
The half-life of thiazide diuretics is approximately:
1-3 hours
6-15 hours
20-24 hours
Less than 1 hour
Which is a side effect of loop diuretics?
Hyperglycemia
Electrolyte imbalance
Weight gain
Increased thyroid function
Do loop diuretics carry a black box warning?
No
Yes: for liver toxicity
Yes: for potassium overload
Yes: profound diuresis with water/electrolyte depletion
Under normal kidney function, what percentage of water is reabsorbed back into the bloodstream?
50%
75%
99%
25%
Which electrolyte is key to fluid regulation in the body?
Potassium
Calcium
Sodium
Chloride
Diuretics are mainstays in the treatment of which two conditions?
Asthma and diabetes
Hypertension and heart failure
UTIs and anemia
Hyperthyroidism and edema
Signs and symptoms of dehydration include:
Polyuria and sweating
Oliguria, dizziness, dry mucous membranes
Hypertension and bradycardia
Edema and blurred vision
Symptoms of lithium toxicity include:
Weight gain and fever
Vomiting, fatigue, confusion
Insomnia and chills
Palpitations and seizures
What type of diuretic increases the risk of lithium toxicity due to reduced clearance?
Loop
Osmotic
Thiazide
Potassium-sparing
Signs of hypokalemia include:
Hypertension and insomnia
Muscle weakness, paresthesia, confusion
Fever and chills
Tachycardia and rash
Two common antibiotics used to treat UTIs are:
Amoxicillin and penicillin
Trimethoprim/sulfamethoxazole and ciprofloxacin
Azithromycin and doxycycline
Vancomycin and erythromycin
When should antibiotics for a UTI be administered?
Before meals
With breakfast
After obtaining a urine sample
Only at bedtime
What is the indication for Pyridium (phenazopyridine)?
Antibiotic
Antiseptic with analgesic effects
Diuretic
Antifungal
What therapeutic effect does Pyridium provide?
Increases urination
Reduces urgency, frequency, and burning
Improves kidney function
Clears bacteria
What important patient education should be provided about Pyridium?
Causes insomnia
Turns urine reddish orange
Causes constipation
Increases urine pH
What is the indication for Ditropan (oxybutynin)?
Kidney stones
Enuresis
Overactive bladder with urgency and frequency
Bladder infection
What does desmopressin (DDAVP) treat?
Hypertension
Enuresis and nocturia
UTI
Constipation
