Which Statement Concerning a Hematoma Is True

question 32

Multiple Choice

Which statement concerning a hematoma is true?

• A) A hematoma is a localized collection of blood under the skin.
• B) A hematoma is reddish in color because of all the blood pooling.
• C) A hematoma is caused by not inserting the needle deep enough to go through the vein.
• D) If a hematoma develops, stop blood collection only if the bag is full.

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Definitions:

Dimensional-Analysis

A method in mathematics and physics to check the correctness of an equation by analyzing the dimensions (units) of the quantities involved.

Conversion Factors

Multipliers used to convert a quantity expressed in one set of units to an equivalent expressed in another.

Seconds

A unit of time equivalent to one-sixtieth of a minute.

Hours

A unit of time equivalent to 60 minutes or 3600 seconds, used to measure the duration of events.