A Delay of More Than 30 Minutes in Analyzing an Arterial

question 3

Multiple Choice

A delay of more than 30 minutes in analyzing an arterial blood gas sample,even if it is iced,would have what effect on the blood gas values?

• A) Higher PO₂, higher PC0₂, lower pH
• B) Lower PO₂, lower PC0₂, higher pH
• C) Lower PO₂, higher PCO₂, higher pH
• D) Lower PO₂, higher PCO₂, lower pH

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Definitions:

Test Statistic

A value calculated from sample data during a hypothesis test, used to make a decision about the null hypothesis.

Z

In statistics, 'Z' often refers to a Z-score, which measures the number of standard deviations a data point is from the mean.

Degrees Of Freedom

The count of distinct values or amounts that may change in a study without breaking any restrictions.

Chi-squared Test

The Chi-squared test is a statistical test used to compare observed data with data expected under a specific hypothesis, often used for testing relationships between categorical variables.