Which of These Statements Correctly Describes the AV Node

question 185

Multiple Choice

Which of these statements correctly describes the AV node?

• A)It is the normal pacemaker of the heart.
• B)It is the only electrical connection between the atria and the ventricles.
• C) It rapidly conducts the impulse from the atria to the ventricles so that they contract simultaneously.
• D) It is not innervated by the vagus.

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Definitions:

Ordinal

Scales with some measure of progression such as “Freshman, Sophomore, Junior, Senior.”

Interval

Generally, the distance between points on a scale. In research terms, interval refers to a scale in which there is an assumption of equal intervals between points on the scale.

Split Half

A reliability measure where a test is divided into two parts, and the scores on both halves are compared to assess the consistency of the test results.

Inter-Item

Pertaining to the relationship or correlation between different items or variables within a dataset or survey.