MED-SURG EXAM 2
PHARMACOLOGY – UNIT 3
NCLEX-STYLE QUESTIONS &
VERIFIED ANSWERS (2025–
2026)
A newly admitted client takes digoxin 0.25
mg/day. The nurse knows that which is the
serum therapeutic range for digoxin?
,a. 0.1 to 1.5 ng/mL
b. 0.5 to 2.0 ng/mL
c. 1.0 to 2.5 ng/mL
d. 2.0 to 4.0 ng/mL - CORRECT ANSWERS-b.
0.5 to 2.0 ng/mL
The client's serum digoxin level is 3.0
ng/mL. What does the nurse know about
this serum digoxin level?
a. It is in the high (elevated) range.
b. It is in the low (decreased) range.
c. It is within the normal range.
,d. It is in the low average range. - CORRECT
ANSWERS-a. It is in the high (elevated)
range.
The nurse is assessing the client for possible
evidence of digitalis toxicity. The nurse
acknowledges that which is included in the
signs and symptoms for digitalis toxicity?
a. Pulse (heart) rate of 100 beats/min
b. Pulse of 72 with an irregular rate
c. Pulse greater than 60 beats/min and
irregular rate
d. Pulse below 60 beats/min and irregular
rate - CORRECT ANSWERS-d. Pulse below 60
beats/min and irregular rate
, The client is also taking a diuretic that
decreases her potassium level. The nurse
expects that a low potassium level
(hypokalemia) could have what effect on
the digoxin?
a. Increase the serum digoxin sensitivity
level
b. Decrease the serum digoxin sensitivity
level
c. Not have any effect on the serum digoxin
sensitivity level
d. Cause a low average serum digoxin
sensitivity level - CORRECT ANSWERS-a.
Increase the serum digoxin sensitivity level
PHARMACOLOGY – UNIT 3
NCLEX-STYLE QUESTIONS &
VERIFIED ANSWERS (2025–
2026)
A newly admitted client takes digoxin 0.25
mg/day. The nurse knows that which is the
serum therapeutic range for digoxin?
,a. 0.1 to 1.5 ng/mL
b. 0.5 to 2.0 ng/mL
c. 1.0 to 2.5 ng/mL
d. 2.0 to 4.0 ng/mL - CORRECT ANSWERS-b.
0.5 to 2.0 ng/mL
The client's serum digoxin level is 3.0
ng/mL. What does the nurse know about
this serum digoxin level?
a. It is in the high (elevated) range.
b. It is in the low (decreased) range.
c. It is within the normal range.
,d. It is in the low average range. - CORRECT
ANSWERS-a. It is in the high (elevated)
range.
The nurse is assessing the client for possible
evidence of digitalis toxicity. The nurse
acknowledges that which is included in the
signs and symptoms for digitalis toxicity?
a. Pulse (heart) rate of 100 beats/min
b. Pulse of 72 with an irregular rate
c. Pulse greater than 60 beats/min and
irregular rate
d. Pulse below 60 beats/min and irregular
rate - CORRECT ANSWERS-d. Pulse below 60
beats/min and irregular rate
, The client is also taking a diuretic that
decreases her potassium level. The nurse
expects that a low potassium level
(hypokalemia) could have what effect on
the digoxin?
a. Increase the serum digoxin sensitivity
level
b. Decrease the serum digoxin sensitivity
level
c. Not have any effect on the serum digoxin
sensitivity level
d. Cause a low average serum digoxin
sensitivity level - CORRECT ANSWERS-a.
Increase the serum digoxin sensitivity level
