In clinical chemistry, which of the following is true?
A. Substances in the body are always in balance.
B. Results of analysis can be used to diagnose, treat, and prevent disease.
C. Quality assessment policies are not very important.
D. Homeostasis is affected only by external factors.
Answer: B
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Which of the following is the normal (average) pulse rate for a preschooler?
a. 60 to 100 b. 75 to 120 c. 80 to 140 d. 90 to 150
The length of time a product can be stored until it begins to deteriorate is the ____________
a. expiration date b. shelf life c. expendable d. none of the above
Which is the best way to discard radiographic fixer?
Mix it with the developer to deactivate it and pour it down the sink. Have it hauled away by a licensed hauler. Pour it down the drain along with hot water. Store it in a container and then dispose of it in the regular garbage.
Early signs of weaning failure include _______________, use of accessory muscles, and paradoxical abdominal movements.
Fill in the blank(s) with the appropriate word(s).