Ashley Carrier
000278544
Name:_______________________________ Banner ID:____________________________
McNeese State University
College of Nursing
Department of Undergraduate Nursing
Nursing 319 Math Self Study
Place your name on this test. Complete all calculations in
this booklet. Show your work. Problems with decimals may
be rounded to hundredths place unless there is a reason to
do otherwise. Place answers on the answer sheet below. This
is a self-study to help you improve your math skills. This is a
graded assignment worth 100 points. Failure to complete
and turn in prior to the deadline will result in a zero in the
gradebook.
1730mL
1. a.__________
775mL
b.___________
+
955mL
c.___________
20.5kg
2. a. _________
my-340.9 mg/dose
85.2
3. a.__________
b.___________
yes
3mL
c.___________
124ig
4. a.__________
189 mg
b.___________
481.82 mg/dose
5. a.__________
8.52 mL
b.___________
my/dose
0.04
6. a.__________
0.4mL
b.___________
mg/dose
2.72mL
b.___________
27.27
7. a.__________
19.4402
8. a.__________
0.24 my/dose
9. a.__________
ImL
10. a.__________
1. Order: Strict Intake/Output
In an 8 hour period, a child has received NS at 60 cc/hour and one 50 mL piggy back.
60(8) 480mL
=
50mL
Oral intake includes 8 ounces of milk, 8 ounces of juice and 24 ounces of water. The
720mL
240mL
240mr
child voided 700 mL and had one bowel movement. The JP drained 75 mL of
serosanguineous fluid.
a. What is the intake?
480mL 50m2 240mL 240m2 120m2
+
+
+
+
b. What is the output?
700mL+75mL 775mL
=
c. What is the net balance?
1730mL-775mL
955mL
+
=
=,1730mL
2. Convert a child’s weight of 45 lb to kilograms.
a. What is the child’s weight in kg?
51b
20.4545:20.5k
=
3. A child weighs 30 lb and has an order for Keflex (cephalexin) 150 mg p.o. q6h.
Available: Cephalexin for oral suspension - 250 mg per 5 mL
The recommended dose is 25 – 100 mg/kg/24 hr.
a. What is the safe dose range?
b. Is the dosage ordered safe?
ye8
c. How many milliliters will you administer for each dose?
3mL
a.20x25
340.9090
=
->
340.9
mg/day
c.
omg-2omg
250x 750
=
30x100
1343.1343->1343.mg/day
39mg=85.2
1343,4
X 3mL
=
=
85.2
my-340.9mg
safe dose
=
340.9
=
4
4. Julie is a 3-year-old that weighs 12.6 kg and was admitted with fever and cellulitis of
her right thigh. Her prn orders include Ibuprofen (5-10mg/kg) and Acetaminophen (1015mg/kg).
a. What is Julia’s maximum dose of Ibuprofen?
10mg(12.4kg) 124mg
=
range
b. What is Julia’s maximum dose of Acetaminophen?
15mg(12.nkg)
189 mg
=
5. A child with a history of heart valve replacement will receive antibiotic prophylaxis
prior to a dental procedure. The order is for Amoxicillin 50 mg/kg to be given 1 hour
prior the procedure. The child weighs 30 lb.
a. What is the dose?
0x50
281.8188
=
481.82mg/dose
=>
b. How many mL will be administered?
30 xEm9x 5m2
8.522 0.52 i
=
-
1m
mg=
50mcy
1000 x
5 0.05
=
6. A three-week-old infant who weighs 7.9 lb has been started on digoxin due to a rapid
heart rate. The recommended dosage is 0.017 mg/kg/day in 2 divided doses. Digoxin is
supplied as 50 mcg/1 mL. available
-
a. What is the dose per day?
19x0.017
0.0410
=
->
0.04mgIdose
b. How many mL will be administered every twelve hours?
↳qx8*
0.41 0.emL
=
-
=
7. The ordered dose of furosemide for a child in acute renal failure is 2 mg/kg as a single
dose. The concentration available is 10mg/ml. Prepare the dose for a child that weighs
30 lb.
a. What is the dose?
30x
27.2727
=
-
27.27
mgldose
b. How many mL will be administered?
2*Yomg*1=4.727
->
2.72m2
8. A premature infant is being tube fed. The physician ordered the feeding to total 120
kcal/kg/day. The infant weighs 3.24 kg. The formula contains 20 kcal per ounce.
201lounce
a. How many ounces of formula should the infant receive per day?
3.24kg x28
19.4402
=
9. The physician has ordered the postoperative four-year-old child to receive
hydromorphone (Dilaudid) intravenously. The therapeutic range for Dilaudid is 0.01 to
0.015 mg/kg/dose every three to four hours. The child weighs 38 lb.
a. What would be the maximum therapeutic dose?
38x 0.015mg
0.2590
=
->
0.2
lemg/doe
10. The nurse has an order to administer Decadron to a 7-year-old that weighs 21 kg. The
child is experiencing an acute asthma exacerbation.
Order: Decadron 4 mg IM now.
a. How many mL will be injected IM?
mygx5mL
M
=
1