University of South Alabama
College of Nursing
HSC 342
General Review 4
1. On your shift, your patient received 1500 mL of D5W, drank 4 ounces of juice,
and 8 ounces of ice tea. How many total mL of fluid did the patient take in on
your shift?
2. The physician ordered Dilantin (phenytoin) 4-8 mg/kg/day divided into two
doses. The infant weighs 10 lbs 5 oz. The drug is available as 30 mg/5mL.
a. What is the range of the recommended dose per each dose to the
thousandths place?
b. How many milliliters should you give for the maximum dose (nearest
whole number)?
3. One tablet of 1.2 mg subl nitroglycerin was taken at the onset of chest pain and
repeated 5 minutes later. How many total mg did the patient receive? (Round
final answer to the nearest tenth.)
4. The physician has prescribed isoproterenol hydrochloride (Isuprel) 5 mcg/minute
by IV infusion. The order is to add 2 mg of Isuprel to 500 mL of D5W. The
available vial of Isuprel contains 1 mg per 5 mL.
a. How many mL of Isuprel will you add to the bag of D5W?
b. What is the total volume of the IV solution containing Isuprel? (After you
add the Isuprel to the D5W.)
c. How many mL/hr (whole number) should you set the infusion pump?
5. The nurse practioner has ordered 500 units of regular insulin U-100 be added to
500 mL of NS. How many mL (whole number) of insulin will you add to the bag
of NS?
6. You have an infusion of heparin 50,000 units in 500 mL of D5W. The patient is
receiving 1500 units per hour. What is the setting in mL/hr (whole number) on
the infusion pump?
7. The medication order is for 250 mg of morphine sulfate to be added to 250 mL of
D5W. If your patient is to receive 5 mcg/kg/minute IV, how many mg/hour (to
the nearest tenth) should a patient who weighs 100 pounds receive?
8. A medication order stated that 50 mL of asparaginase (Elspar) are to be added to
100 mL of D5W (Total 150 mL). Using microdrip tubing, calculate the flow rate
in gtts/min so that the patient who weighs 80 kg receives 1.5 mL/kg/hr of this
antineoplastic drug.
9. Order: Amiodarone 160 mg in 20 mL D5W IVPB; infuse over 15 minutes. The
label reads 100 mg/2 mL. Using a microdrip administration set, how many
gtts/min will you administer?
10 Mrs. X had surgery. She has been prescribed Kefzol (cefazolin sodium) 500 mg
IV now, and q 6 h x 3 days. The drug is supplied per the label. How many mL
(whole number) do you draw up to mix into Mrs. X’s IV bag?
11. A four-year-old child weighs 32 lbs. The recommended dose of gentamicin
sulfate (Garamycin) for a child is 6 mg/kg/day. If the child is dosed q 8 hr, how
many mg (nearest tenth) should the child get for each dose?
Answers
1.
(4 + 8)30ml + 1500ml = 1860 mL
2.
a. 9.375
4mg
1kg 10.3125lb 1day
mg
=
*
*
*
1
dose kg / day 2.2lb
2doses
To
18.75
b. 3
8mg
1kg 10.3125lb 1day
mg
=
*
*
*
dose kg / day 2.2lb
1
2doses
8mg
1kg 10.3125lb 1day
mL
5mL
=
*
*
*
*
dose 30mg kg / day 2.2lb
2doses
1
3. 2.4
mg 1.2mg 2dose
=
*
total
dose total
4. a. 10
mL 5ml 2mg
=
*
bag 1mg bag
b. 500mL + 10mL = 510ml
c. 77
5. 5
1mg
5mcg 60 min
mL 510mL
=
*
*
*
2mg 1000mcg min
hr
hr
mL
1mL
500units
=
*
bag 100Units
bag
6. 15
mL
500mL
1500units
=
*
hr 50,000units
hr
7. 13.6
8. 120
9. 80
mg 0.005mg 1kg 100lbs 60 min
=
*
*
*
hr
kg / min 2.2lbs
1
hr
gtts 60 gtts 1.5mL 80kg
1hr
=
*
*
*
mL
kg / hr
min
1
60 min
gtts 60 gtts 20mL
=
*
min
mL 15 min
10. 2
mL
1mL
500mg
=
*
dose 250mg dose
11. 29.1
6mg
1kg
mg
32lbs
day
=
*
*
*
dose kg / day 2.2lbs
1
3doses