The definition of naturalism is a view, particularly a philosophical and artistic one, that bases everything on what can be seen, what is viewed as natural and what is viewed as Earthly. An example of naturalism is an atheistic viewpoint. naturalism.
is caffeine a vasoconstrictor or a vasodilator? Answers: vasoconstrictor. vasoconstritor and a diuretic. Caffeine is also a known competitive inhibitor of the enzyme cAMP-phosphodiesterase (cAMP-PDE), which converts cyclic AMP (cAMP) in cells to its noncyclic form, allowing cAMP to build up in cells.
But it is not the caffeine in coffee that helps to prevent prostate cancer; rather, it is coffeeâs phytochemicals. Do not eat or drink foods and beverages that are high in caffeine, such as coffee, tea, chocolate, energy drinks, energy powders or gums, and caffeinated sodas.