What Is the Proximate Mechanism for Choking

question 31

Multiple Choice

What is the proximate mechanism for choking?

• A) Lungs evolved from pouches in the digestive system.
• B) An object gets stuck in the trachea, preventing airflow to the lungs.
• C) The epiglottis covers the trachea, so food enters the esophagus.
• D) the phylogenetic relationship between fish and mammals

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Definitions:

Normally Distributed

Describes a distribution that is symmetric about the mean, showing that data near the mean are more frequent in occurrence than data far from the mean.

Population Means

The average value of a particular characteristic or measurement taken from every member of an entire population.

SST

The total sum of squares in regression analysis, representing the total variation in the dependent variable.

Treatments

Variables applied to experimental units within scientific studies to observe their effects.