Which of the Following Events Occurs Last

question 56

Multiple Choice

Which of the following events occurs last?

• A) contraction of the diaphragm and the intercostals
• B) movement of air into the lungs
• C) firing of the inspiratory neurons in the medulla
• D) firing of the phrenic and intercostal nerves

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Definitions:

Research Hypothesis

A testable statement predicting a particular relationship between two or more variables in a population.

Sample Size

The number of individual observations or data points collected from a population for the purposes of statistical analysis.

Sample Size

The number of observations or data points collected in a study or used in a statistical sample.

Null Hypothesis

The default statement in hypothesis testing that there is no effect or no difference, and any observed effect is due to chance.