Deck 4: Paediatric Dosages

Question 1

You have been allocated one child to care for today, under the guidance of the registered nurse. Sally is 7 years old, weighs 23 kg and is scheduled for an appendicectomy this morning. Her premedication is due. She has been ordered 30 mg of pethidine and 200 mcg of Atropine. The following questions relate to Sally's care.
-Pethidine is available as 100 mg/2 ml. The volume to be drawn up should be

A) 0.4 ml
B) 0.6 ml
C) 0.8 ml
D) 1 ml

Answer 1

B

Question 2

You have been allocated one child to care for today, under the guidance of the registered nurse. Sally is 7 years old, weighs 23 kg and is scheduled for an appendicectomy this morning. Her premedication is due. She has been ordered 30 mg of pethidine and 200 mcg of Atropine. The following questions relate to Sally's care.
-For a child of Sally's age, the recommended dose of pethidine is 0.5 to 2 mg/kg, so the dose ordered for Sally is

A) far too high
B) too high
C) within the normal range
D) too low to be effective

Answer 2

C

Question 3

You have been allocated one child to care for today, under the guidance of the registered nurse. Sally is 7 years old, weighs 23 kg and is scheduled for an appendicectomy this morning. Her premedication is due. She has been ordered 30 mg of pethidine and 200 mcg of Atropine. The following questions relate to Sally's care.
-Atropine is available as 0.5 mg/ml. The volume required for this order is

A) 0.4 ml
B) 0.6 ml
C) 0.8 ml
D) 1 ml

Answer 3

A

Question 4

You have been allocated one child to care for today, under the guidance of the registered nurse. Sally is 7 years old, weighs 23 kg and is scheduled for an appendicectomy this morning. Her premedication is due. She has been ordered 30 mg of pethidine and 200 mcg of Atropine. The following questions relate to Sally's care.
-Sally returns to the ward from Recovery and has an intravenous infusion in place. 1 L of
0)9% sodium chloride is to last for 12 hours. The volumetric pump should be delivering

A) 52.35 ml/hour
B) 64.66 ml/hour
C) 76.25 ml/hour
D) 83.33 ml/hour

Question 5

You have been allocated one child to care for today, under the guidance of the registered nurse. Sally is 7 years old, weighs 23 kg and is scheduled for an appendicectomy this morning. Her premedication is due. She has been ordered 30 mg of pethidine and 200 mcg of Atropine. The following questions relate to Sally's care.
-Sally's appendix was very inflamed, so an antibiotic has been commenced. She is to have intravenous Gentamicin, 5 mg/kg/day, in two equally divided doses. A single dose of this medication would be

A) 52.25 mg
B) 57.5 mg
C) 61.75 mg
D) 73.5 mg

Question 6

You have been allocated one child to care for today, under the guidance of the registered nurse. Sally is 7 years old, weighs 23 kg and is scheduled for an appendicectomy this morning. Her premedication is due. She has been ordered 30 mg of pethidine and 200 mcg of Atropine. The following questions relate to Sally's care.
-Stock in the ward is 80 mg/2 ml. The volume required for this order would be

A) 1.2 ml
B) 1.3 ml
C) 1.4 ml
D) 1.5 ml

Question 7

You have been allocated one child to care for today, under the guidance of the registered nurse. Sally is 7 years old, weighs 23 kg and is scheduled for an appendicectomy this morning. Her premedication is due. She has been ordered 30 mg of pethidine and 200 mcg of Atropine. The following questions relate to Sally's care.
-This medication is to be added to a 50 ml bag of 0.9% sodium chloride and infused over one hour, using a micro-dropper. The drops/minute required for this order are

A) 48 dpm
B) 49 dpm
C) 50 dpm
D) 51 dpm

Question 8

You have been allocated one child to care for today, under the guidance of the registered nurse. Sally is 7 years old, weighs 23 kg and is scheduled for an appendicectomy this morning. Her premedication is due. She has been ordered 30 mg of pethidine and 200 mcg of Atropine. The following questions relate to Sally's care.
-Sally calls you and tells you that her pain is bad. An intravenous pain relief infusion is ordered and Sally is to have 8 mg/kg, over a 20-hour period. This is to be delivered via a syringe driver connected to the main infusion line. The dose of pethidine required for this order is

A) 184 mg
B) 205 mg
C) 230 mg
D) 300 mg

Question 9

You have been allocated one child to care for today, under the guidance of the registered nurse. Sally is 7 years old, weighs 23 kg and is scheduled for an appendicectomy this morning. Her premedication is due. She has been ordered 30 mg of pethidine and 200 mcg of Atropine. The following questions relate to Sally's care.
-Pethidine stock is 100 mg/2 ml. The volume of pethidine required for this order would be

A) 3.5 ml
B) 3.7 ml
C) 3.8 ml
D) 3.9 ml

Question 10

You have been allocated one child to care for today, under the guidance of the registered nurse. Sally is 7 years old, weighs 23 kg and is scheduled for an appendicectomy this morning. Her premedication is due. She has been ordered 30 mg of pethidine and 200 mcg of Atropine. The following questions relate to Sally's care.
-The volume of 0.9% sodium chloride required to make a total volume of 50 ml for this infusion is

A) 46.5 ml
B) 46.3 ml
C) 46.2 ml
D) 46.1 ml

Question 11

You have been allocated one child to care for today, under the guidance of the registered nurse. Sally is 7 years old, weighs 23 kg and is scheduled for an appendicectomy this morning. Her premedication is due. She has been ordered 30 mg of pethidine and 200 mcg of Atropine. The following questions relate to Sally's care.
-This medicated solution is to last for 20 hours. The rate of flow in ml/hour should be

A) 3.5 ml/hour
B) 2.5 ml/hour
C) 1.5 ml/hour
D) 0.5 ml/hour

Question 12

You have been allocated one child to care for today, under the guidance of the registered nurse. Sally is 7 years old, weighs 23 kg and is scheduled for an appendicectomy this morning. Her premedication is due. She has been ordered 30 mg of pethidine and 200 mcg of Atropine. The following questions relate to Sally's care.
-The concentration, in mg/ml, of this medicated solution is

A) 2.46 mg/ml
B) 2.86 mg/ml
C) 3.68 mg/ml
D) 3.46 mg/ml

Question 13

You have been allocated one child to care for today, under the guidance of the registered nurse. Sally is 7 years old, weighs 23 kg and is scheduled for an appendicectomy this morning. Her premedication is due. She has been ordered 30 mg of pethidine and 200 mcg of Atropine. The following questions relate to Sally's care.
-The pethidine infusion is commence with a bolus doses of 3 ml of medicated solution. The approximate dose of intravenous pethidine that Sally would receive from this order is

A) 8 mg
B) 8.75 mg
C) 10.25 mg
D) 11 mg

Question 14

You have been allocated one child to care for today, under the guidance of the registered nurse. Sally is 7 years old, weighs 23 kg and is scheduled for an appendicectomy this morning. Her premedication is due. She has been ordered 30 mg of pethidine and 200 mcg of Atropine. The following questions relate to Sally's care.
-Next day when you return to work, you are to continue with your care of Sally. You note that her volumetric pump is delivering her infusion at the rate of 50 ml/hour. The 0.5 L bag
Should last

A) 20 hours
B) 15 hours
C) 10 hours
D) 5 hours

Question 15

You have been allocated one child to care for today, under the guidance of the registered nurse. Sally is 7 years old, weighs 23 kg and is scheduled for an appendicectomy this morning. Her premedication is due. She has been ordered 30 mg of pethidine and 200 mcg of Atropine. The following questions relate to Sally's care.
-Today, Sally is permitted 100 ml of oral fluid every 2 hours. If this volume of fluid is consumed over a 10 hour period, the volume charted on her FBC would be

A) 450 ml
B) 500 ml
C) 550 ml
D) 600 ml

Question 16

You have been allocated one child to care for today, under the guidance of the registered nurse. Sally is 7 years old, weighs 23 kg and is scheduled for an appendicectomy this morning. Her premedication is due. She has been ordered 30 mg of pethidine and 200 mcg of Atropine. The following questions relate to Sally's care.
-A child of Sally's weight is permitted 1000 ml for the first 10 kg of weight, plus 50 ml/kg above this weight. Sally's daily fluid intake should be approximately

A) 1500 ml
B) 1550 ml
C) 1600 ml
D) 1650 ml

Question 17

You have been allocated one child to care for today, under the guidance of the registered nurse. Sally is 7 years old, weighs 23 kg and is scheduled for an appendicectomy this morning. Her premedication is due. She has been ordered 30 mg of pethidine and 200 mcg of Atropine. The following questions relate to Sally's care.
-If Sally is having 50 ml/hour via her infusion, plus the oral fluid in Q 15, her daily intake would be

A) as recommended
B) slightly more than recommended
C) too high
D) much too high

Question 18

You have been allocated one child to care for today, under the guidance of the registered nurse. Sally is 7 years old, weighs 23 kg and is scheduled for an appendicectomy this morning. Her premedication is due. She has been ordered 30 mg of pethidine and 200 mcg of Atropine. The following questions relate to Sally's care.
-The intravenous antibiotic has now been discontinued and Sally is to have Amoxycillin trihydrate, 20 mg/kg/day, to be given 6/24. A single dose of this medication would be

A) 135 mg
B) 125 mg
C) 120 mg
D) 115 mg

Question 19

You have been allocated one child to care for today, under the guidance of the registered nurse. Sally is 7 years old, weighs 23 kg and is scheduled for an appendicectomy this morning. Her premedication is due. She has been ordered 30 mg of pethidine and 200 mcg of Atropine. The following questions relate to Sally's care.
-Amoxycillin is available as a mixture with a concentration of 125 mg/5 ml. The volume that should be poured for a single dose would be

A) 4.8 ml
B) 4.6 ml
C) 4.4 ml
D) 4.2 ml

Question 20

You have been allocated one child to care for today, under the guidance of the registered nurse. Sally is 7 years old, weighs 23 kg and is scheduled for an appendicectomy this morning. Her premedication is due. She has been ordered 30 mg of pethidine and 200 mcg of Atropine. The following questions relate to Sally's care.
-Sally is ordered 12 ml of paracetamol. The concentration of this medication is 24.mg/ml. The dose of paracetamol she will receive from this order is

A) 300 mg
B) 294 mg
C) 288 mg
D) 264 mg

Question 21

You have been assigned to work in the children's ward and you are to care for four-year old Robyn, under the guidance of the registered nurse. Robyn has been admitted to the ward with a chest infection. She is febrile and dehydrated.
-Robyn is ordered intravenous Amoxycillin sodium, 20 mg/kg/day, to be given 8/24. Calculate the daily dose of Amoxycillin for Robyn, who weighs 18 kg.

Question 22

You have been assigned to work in the children's ward and you are to care for four-year old Robyn, under the guidance of the registered nurse. Robyn has been admitted to the ward with a chest infection. She is febrile and dehydrated.
-Calculate a single dose of this medication for Robyn.

Question 23

You have been assigned to work in the children's ward and you are to care for four-year old Robyn, under the guidance of the registered nurse. Robyn has been admitted to the ward with a chest infection. She is febrile and dehydrated.
-Amoxycillin is available as 500 mg of powder in a 10 ml vial, and instructions accompanying the medication indicate that 0.5 g will displace 0.2 ml of fluid when reconstituted. What volume of fluid is required to reconstitute this medication to a concentration of 100 mg/ml?

Question 24

You have been assigned to work in the children's ward and you are to care for four-year old Robyn, under the guidance of the registered nurse. Robyn has been admitted to the ward with a chest infection. She is febrile and dehydrated.
-What volume of fluid will need to be drawn up for a single dose of this medication?

Question 25

You have been assigned to work in the children's ward and you are to care for four-year old Robyn, under the guidance of the registered nurse. Robyn has been admitted to the ward with a chest infection. She is febrile and dehydrated.
-The medication is to be added to a 100 ml bag of 0.9% sodium chloride, as a secondary line, and infused over an hour. A macro-dropper (20 drops/ml) is in use, so calculate the number of drops/minute required to deliver this order.

Question 26

You have been assigned to work in the children's ward and you are to care for four-year old Robyn, under the guidance of the registered nurse. Robyn has been admitted to the ward with a chest infection. She is febrile and dehydrated.
-Robyn has also been ordered Erythromycin suspension, 60 mg/kg/day, to be given 6/24. What volume of this medication should be poured for a single dose if stock available is 125 mg/5 ml?

Question 27

You have been assigned to work in the children's ward and you are to care for four-year old Robyn, under the guidance of the registered nurse. Robyn has been admitted to the ward with a chest infection. She is febrile and dehydrated.
-Robyn has a 1 L infusion of 5% dextrose to be delivered via a volumetric pump. She is to have half of this 1 L of fluid over a 5-hour period, and the remainder over 8 hours. What volume/hour will comply with the first component of this order?

Question 28

You have been assigned to work in the children's ward and you are to care for four-year old Robyn, under the guidance of the registered nurse. Robyn has been admitted to the ward with a chest infection. She is febrile and dehydrated.
-10 ml of paracetamol has been ordered to reduce Robyn's fever. Stock in the ward is 24 mg/ml. How many mg/dose is she receiving from this order?

Question 29

You have been assigned to work in the children's ward and you are to care for four-year old Robyn, under the guidance of the registered nurse. Robyn has been admitted to the ward with a chest infection. She is febrile and dehydrated.
-The recommended dose of paracetamol for Robyn is 15 mg/kg/dose. Is the ordered dose for Robyn within the the recommended limits?

Question 30

You have been assigned to work in the children's ward and you are to care for four-year old Robyn, under the guidance of the registered nurse. Robyn has been admitted to the ward with a chest infection. She is febrile and dehydrated.
-How many ml/hour will need to be delivered to fulfil the second component of Robyn's intravenous fluid order?