The Bainbridge reflex (aka, atrial reflex) occurs when the heart rate increases in response to a rise in atrial pressure. This is a compensatory mechanism since increased right atrial pressures ...

What is the treatment for this heart rhythm disorder? Does it ever indicate any clinical pathology? What is the physiologic mechanism of this phenomenon? Sinus arrhythmia, if not in a young person and ...

The autonomic nervous system innervates all body organs, including the cardiovascular system. Smooth muscle in arteries, arterioles, and veins and pericytes in capillaries receive autonomic ...

Winter’s up ahead, and low temperatures cause blood vessels to constrict and increase blood pressure (BP). The question is how these mechanical changes in blood vessels are translated to the brain?