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?

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 ...

The baroreceptor reflex is a fascinating medical phenomenon. The reflex is controlled by specialized neurons that react in just a fraction of a second to keep blood pressure fairly consistent. For ...

A resource aimed at advanced biology students, this worksheet is a 'DRAW IT' activity - the class is divided into two with each half being required to draw diagrams to represent the information on the ...