Chapter 01 - Measurements in Science and Medicine
1. An appropriate unit to measure the length of a football field would be the meter.
a. True
b. False
ANSWER: True
2. Using a unit of mg to measure the mass of a premature infant would not be appropriate because the mass of the infant
would be a very large number.
a. True
b. False
ANSWER: True
3. The memory capacity of a flash drive is measured in gigabytes so that the capacity can be expressed using simple
integers.
a. True
b. False
ANSWER: True
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4. If the following represents a syringe that measures in cc’s (cm ), the volume indicated by the end of the plunger would
be correctly recorded as 5.2 cc.
a. True
b. False
ANSWER: True
5. The average of the following volume measurements is 15.5 mL.
Volume Measurements
15.7 mL
15.2 mL
15.9 mL
15.6 mL
15.3 mL
.
a. True
b. False
ANSWER: True
6. To convert feet to inches, you should multiply by the factor shown below.
a. True
b. False
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Chapter 01 - Measurements in Science and Medicine
ANSWER: True
7. To convert micrograms to grams, you should multiply by 1,000,000 g/μg.
a. True
b. False
ANSWER: False
8. A patient weights 220 lbs. A medication for this patient is supposed to be taken using a dosage of 3 mg per kg per day.
The correct dose for this patient is 3000 mg per day.
a. True
b. False
ANSWER: False
9. A pharmaceutical solution of penicillin contains 125 mg of penicillin in 3 mL. The two conversion factors that express
this relationship are:
and
a. True
b. False
ANSWER: False
10. A 20.00 mL urine sample of a patient has a mass of 20.70 g. This patient is most likely drinking very large amounts of
water.
a. True
b. False
ANSWER: False
11. A Celsius degree is the same size as a Kelvin degree.
a. True
b. False
ANSWER: True
12. One advantage of the Kelvin system is that it is impossible to have temperatures below zero.
a. True
b. False
ANSWER: True
13. The lowest temperature ever recorded on earth was –128.6°F. The temperature is equivalent to – 89.2 Κ.
a. True
b. False
ANSWER: False
14. The normal range (adult) for specific gravity of urine is 1.020 - 1.028 g/mL
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Chapter 01 - Measurements in Science and Medicine
a. True
b. False
ANSWER: True
15. If a patient stands 6 feet tall, their height can also be expressed as 1828.8 cm.
a. True
b. False
ANSWER: False
16. If an order read: NS (normal saline solution) 1000 mL to be given intravenously over 8 hrs. 125 mL of NS
should be administered every hour.
a. True
b. False
ANSWER: True
17. The normal range (adult) for specific gravity of urine is 1.010 - 1.048 g/mL.
a. True
b. False
ANSWER: False
18. If the specific gravity of a sample of urine tested higher than normal, this would indicate dilution.
a. True
b. False
ANSWER: False
19. Consider the image below.
The smallest division on the ruler is a cm.
a. True
b. False
ANSWER: False
20. Consider the image showing a sample of modeling clay.
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