Question 1

One gram has
A) 1000 mcg
B) 10 000 mcg
C) 100 000 mcg
D) 1 000 000 mcg.

Accepted Answer

There are 1000 mg in 1 g and 1000 mcg in 1 mg 1000 x 1000 = 1 000 000

Question 2

75 micrograms could also be written as
A) 0.75 mg
B) 0.075 mg
C) 0.0075 mg
D) 0.00075 mg

Accepted Answer

0.075 mg is the correct conversion because 1 milligram (mg) is equal to 1000 micrograms (µg), so 75 µg is equal to 75/1000 mg = 0.075 mg.

Question 3

10 micrograms could also be written as
A) 0.001 mg
B) 0.00010 g
C) 0.0001 g
D) 0.01 mg

Accepted Answer

D

Question 4

In 1.2 metres there are
A) 120 mm
B) 1200 cm
C) 12 000 mm
D) 120 cm

Accepted Answer

1.2 metres is equal to 120 centimetres, as there are 100 centimetres in a metre.

Question 5

John is 180 cm tall. This is equal to
A) 0.18 m
B) 1.8 m
C) 18.0 m
D) 18 000 mm

Accepted Answer

John's height of 180 cm is equal to 1.8 meters, as there are 100 centimeters in a meter.

Question 6

Polly's new baby weighs 3125 grams. This weight could also be written as
A) 312 500 mg
B) 31 250 mg
C) 3.125 kg
D) 31.25 kg

Accepted Answer

3125 grams is equivalent to 3.125 kilograms, as there are 1000 grams in a kilogram.

Question 7

Tom weighs 8.75 kilograms. His weight in grams is
A) 87 500
B) 8750
C) 875
D) 87.5

Accepted Answer

To convert kilograms to grams, multiply by 1000. So, 8.75 kilograms equals 8750 grams.

Question 8

Jenny is 5 feet 5 inches tall. If there are 12 inches in 1 foot, and each inch measures 2.54cm, what is her height to the nearest cm?
A) 132
B) 136
C) 150
D) 165

Accepted Answer

First, convert Jenny's height to inches: 5 feet * 12 inches/foot + 5 inches = 60 + 5 = 65 inches. Then, convert inches to cm: 65 inches * 2.54 cm/inch = 165.1 cm. Rounded to the nearest cm, Jenny's height is 165 cm.

Question 9

Mary's fluid intake was 1.4 L of intravenous fluid, 30 ml of ice chips per hour for 4 hours, 150 ml of jelly and 0.2 L of soup. Her total fluid intake is
A) 1800 ml
B) 1.85 L
C) 18.7 L
D) 1870 ml

Accepted Answer

Mary's total fluid intake is calculated by adding all the fluids: 1.4 L (1400 ml) of intravenous fluid, 30 ml/hour of ice chips for 4 hours (120 ml), 150 ml of jelly, and 0.2 L (200 ml) of soup. This totals to 1400 ml + 120 ml + 150 ml + 200 ml = 1870 ml.

Question 10

Polly is to have 2.4 grams of drug A each day, to be given every 4 hours. Each dose would contain
A) 600 mg
B) 400 mg
C) 300 mg
D) 200 mg

Accepted Answer

The answer of Polly is to have 2.4 grams of...

Question 11

Susie is to have 250 mcg of drug B four times each day. Her daily dose of drug B would be
A) 0.001 mg
B) 0.01 mg
C) 0.001 g
D) 0.01 g

Accepted Answer

The answer of Susie is to have 250 mcg of...

Question 12

Jack has a heart condition and has been told to reduce his salt intake to 1.75 g per week. His daily intake of salt should not exceed
A) 250 mcg
B) 0.25 g
C) 350 mg
D) 0.25 mg

Accepted Answer

To find the daily intake, divide the weekly limit by 7 days: 1.75 g / 7 = 0.25 g per day.

Question 13

Emma has an intravenous infusion in progress and 350 ml remain in the bag. If each ml has 20 potential drops, how many potential drops are left in the bag?
A) 700
B) 3500
C) 6500
D) 7000

Accepted Answer

350 ml x 20 potential drops/ml

Question 14

If Emma's infusion (Q 13) is dripping at 40 drops per minute, remembering that each ml is made up of 20 drops, how many minutes will this infusion take to complete?
A) 140
B) 175
C) 195
D) 205

Accepted Answer

7000 potential drops ÷ 40 drops/minute

Question 15

In relation to Emma's infusion (in the above questions), how much fluid is she receiving every hour?
A) 2 ml
B) 60 ml
C) 100 ml
D) 120 ml

Accepted Answer

20 drops = 1 ml, 40 drops = 2 ml x 60 minutes

Question 16

Emma has diarrhoea. She is permitted to drink only weak apple juice. How much ice water (solvent) is required to make up 200 ml of diluted apple juice (solute) if the V/V ratio is 3 to 2?
A) 200 ml
B) 0.3 L
C) 0.08 L
D) 120 ml

Accepted Answer

3 to 2 is also 3 in 5 3/5 x 200/1 = 120 ml solute
(NOTE: v/v is taken to be the ratio of v(solute) to v(solvent))
200 ml drink - 120 ml apple juice = 80 ml or 0.8 L water

Question 17

The solute (apple juice) for Emma's drink, when expressed as a percentage would be
A) 30%
B) 40%
C) 50%
D) 60%

Accepted Answer

3/5 x 100/1 = 60%

Question 18

With reference to Emma's apple drink, the solvent (water), if expressed as a decimal would be
A) 0.3
B) 0.4
C) 0.5
D) 0.6

Accepted Answer

If the solute is 60%, the solvent must be 40% 40 ÷ 100 = 0.4

Question 19

1 gram of powdered medication has been mixed with sterile water to form a solution of 4 ml in total. The concentration of this medicated solution would be
A) 100 mg/ml
B) 250 mg/ml
C) 300 mg/ml
D) 500 mg/ml

Accepted Answer

The dose in the bottle was 1 gram in 4 ml of solution 1000 mg ÷ 4 = 250 mg/ml

Question 20

1 gram of powdered medication has been mixed so that the solution formed has a concentration of 200 mg/ml. The total volume of fluid in this bottle would be
A) 10 ml
B) 7.5 ml
C) 5 ml
D) 2.5 ml

Accepted Answer

1000 mg ÷ 200 mg/ml = 5 ml

Quiz 1: Basic Skills

One gram has

75 micrograms could also be written as

10 micrograms could also be written as

In 1.2 metres there are

John is 180 cm tall. This is equal to

Polly's new baby weighs 3125 grams. This weight could also be written as

Tom weighs 8.75 kilograms. His weight in grams is

Jenny is 5 feet 5 inches tall. If there are 12 inches in 1 foot, and each inch measures 2.54cm, what is her height to the nearest cm?

Mary's fluid intake was 1.4 L of intravenous fluid, 30 ml of ice chips per hour for 4 hours, 150 ml of jelly and 0.2 L of soup. Her total fluid intake is

Polly is to have 2.4 grams of drug A each day, to be given every 4 hours. Each dose would contain

Susie is to have 250 mcg of drug B four times each day. Her daily dose of drug B would be

Jack has a heart condition and has been told to reduce his salt intake to 1.75 g per week. His daily intake of salt should not exceed

Emma has an intravenous infusion in progress and 350 ml remain in the bag. If each ml has 20 potential drops, how many potential drops are left in the bag?

If Emma's infusion (Q 13) is dripping at 40 drops per minute, remembering that each ml is made up of 20 drops, how many minutes will this infusion take to complete?

In relation to Emma's infusion (in the above questions) , how much fluid is she receiving every hour?

Emma has diarrhoea. She is permitted to drink only weak apple juice. How much ice water (solvent) is required to make up 200 ml of diluted apple juice (solute) if the V/V ratio is 3 to 2?

The solute (apple juice) for Emma's drink, when expressed as a percentage would be

With reference to Emma's apple drink, the solvent (water) , if expressed as a decimal would be

1 gram of powdered medication has been mixed with sterile water to form a solution of 4 ml in total. The concentration of this medicated solution would be

1 gram of powdered medication has been mixed so that the solution formed has a concentration of 200 mg/ml. The total volume of fluid in this bottle would be