What Would Happen If Your SA Node and AV Node

question 12

Multiple Choice

What would happen if your SA node and AV node fired at same time?

• A)The QRS wave on an ECG would disappear,as it would be masked by the P wave.
• B)Your stroke volume would decrease.
• C)Blood would be forced back into the atria from the ventricles.
• D)Your blood pressure would increase.
• E)The production of nitric oxide by your endothelial cells would increase.

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Definitions:

Dependent Variable

A variable in an experiment or study whose changes are determined by the influence of one or more independent variables.

Lung Cancer

A type of cancer that begins in the lungs, often associated with smoking tobacco, but also caused by exposure to pollutants, radon gas, and asbestos.

Diagnosed

The process of identifying a disease or condition by examining symptoms and running tests.

Closed-Ended

Refers to a type of question or survey response option that limits answers to pre-defined choices, allowing for easier analysis but less detail.