During Dermal Puncture,the First Drop of Blood Is Wiped Away

question 56

Multiple Choice

During dermal puncture,the first drop of blood is wiped away because it may be:

• A) diluted with tissue fluid.
• B) already clotted.
• C) too concentrated because blood has not been flowing.
• D) contaminated with skin bacteria.

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Definitions:

Delay

The act of postponing or causing something to occur at a later time than originally planned or expected.

Negative Reinforcement

A process in operant conditioning where a response is strengthened by stopping, removing, or avoiding a negative outcome or aversive stimulus.

Primary Reinforcement

An activity whose reinforcing properties are innate.