NURS 300 Pharmacology Test 1/Midterm
prep Exam 2025 Winter-Spring Semester
Graded A+ With Answers (Verified BYU
Exam)
What does Hydrochlorthiazide do to electrolyte channels?
Blocks calcium pump in the distal convoluted tubule
What does Hydrocholrothiazide do to the excretion of electrolytes?
Increases excretion of potassium, sodium, chloride, and water. However they
keep calcium, so they are good for the bones.
What is another name for furosemide?
Lasix (loop diuretics)
How many pounds of weight can someone lose on furosemide?
20 pounds
True/False: Furosemide is still effective with renal failure
True
True/False: Hydochlorthiazide is still effective with renal failure
False
,Where does anti-diuretic act?
On the distal tubules
What electrolyte is grapefruit juice high in?
Potassium
Why could grapefuit juice be contraindicated?
It is full of Potassium, so drugs containing potassium could become toxic
How soon do you begin to see delirium tremens after the last drink?
Within 72 hours
Name a few withdrawl symptoms resulting from dependency?
Pupil dilation, diaphoresis, restlessness, agitation, goosebumps, tremor, violent
yawning, tachycardia, increased BP, N&V, muscle cramps and spasms,
involuntary kicking, weight loss, psycological craving
Action of diuretics (5)
To increase urine flow
prevent reabsorption of sodium in the nephron
excretion of excess fluid kidneys
HTN/Heart failure/Pulmonary edema
Liver failure/cirrhosis/Kidney failure
What are the side effects of Diuretics?
Fluid and electrolyte disturbances
, Dehydration
Orthostatic hypotension
Potassium and Sodium imbalances
What happens to the BP when diuretics are used?
Hypotension
What is the compensatory mechanism to what happens to BP when diuretics
are used?
The heart beats faster to try and compensate, so you may have an irregular
heart beat
Furosimide is a very strong diuretic, so when is it prescribed?
It is prescribed in PULMONARY EDEMA, and Congestive Heart Failure
What makes Aldactone different than other diuretics?
It is potassium sparing
Action of diuretic agents
Increase urine flow rate
most commonly prevent reabsorption of Na+ in nephron
Excretion of excess fluids
In what instances are diuretics most used (like what conditions)
HTN, Heart Failure, pulmonary edema
kidney failure, liver failure/cirrhosis
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