Which Statement Is True About Pulse Oximetry

question 44

Multiple Choice

Which statement is true about pulse oximetry?

• A) It can be performed on any finger; nail polish does not have to be removed.
• B) It measures the percentage of hemoglobin that is oxygenated compared with the total amount of hemoglobin available.
• C) It provides both the oxygen saturation level and the patient's pulse rate.
• D) Both B and C are true.

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Definitions:

Spermarche

Spermarche refers to the first occurrence of ejaculation in males, marking a significant milestone in male puberty.

Concrete Operational Stage

A stage in Piaget’s theory of cognitive development, where children (aged about 7 to 12 years) gain the ability to think logically about concrete events.

Mathematical Variables

Symbols or letters that represent numbers or values in mathematical equations, allowing for the description of general relationships or formulas.

Hypothetical Entities

Concepts or objects that are assumed for the sake of argument or investigation, even if they may not actually exist.