Which of the Following Statements About Evaluating the Results of Laboratory

question 16

Multiple Choice

Which of the following statements about evaluating the results of laboratory tests is true?

• A)Normal values do not vary according to age.
• B)Consider the patient's history when differences may exist.
• C)It is not necessary to repeat laboratory tests once malnutrition has been determined.
• D)Laboratory tests are more sensitive than other parts of the assessment and should take priority.

---

Definitions:

Blood-Brain Barrier

A selective permeability barrier that protects the brain from foreign substances in the blood that may harm it.

Circadian Rhythms

Biological processes that display an endogenous, entrainable oscillation of about 24 hours.

Hypothalamus

A region of the brain responsible for the regulation of certain metabolic processes and other activities of the autonomic nervous system, including temperature control, hunger, and thirst.

Depressant

A substance that reduces arousal or stimulation in various parts of the brain, often used to treat anxiety or insomnia.