When an Allen Test Result Is Negative,blood for Blood Gas

question 6

Multiple Choice

When an Allen test result is negative,blood for blood gas analysis should be drawn from which of the following sites?

• A) Earlobe
• B) Radial artery
• C) Brachial artery
• D) Side of the heel

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Definitions:

Case History Method

A research approach that involves an in-depth investigation of a single subject or group to uncover patterns and insights.

Randomized

Pertaining to a process of selection or arrangement in which each item of a set has an equal probability of being chosen.

Placebo-controlled

A method in clinical trials where one group receives the treatment being tested and another (the control group) receives a placebo, to assess the treatment's effectiveness.

Case-control Study

A research study that compares patients who have a disease or outcome of interest (cases) with patients who do not have the disease or outcome (controls), to find associations between the disease and potential risk factors.