Examlex
Alicia is studying infants and whether they have simple, unlearned, and stereotypical responses to certain types of stimulation.Which of the following is she mostly likely to state about these responses?
SA Node
The sinoatrial node, known as the heart's natural pacemaker, responsible for initiating the electrical impulses that dictate heart rate.
AV Node
A specialized part of the heart's electrical system, acting as a gateway between the atria and ventricles, controlling the heart rate.
Bicuspid Valve
Also known as the mitral valve, it controls blood flow between the left atrium and left ventricle in the heart.
Mitral Valve
A valve in the heart that lies between the left atrium and left ventricle, controlling blood flow.
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