The sympathetic nervous system (SNS) is part of the autonomic nervous system (ANS), which also includes the parasympathetic nervous system (PNS). The sympathetic nervous system activates what is ...

They are in your burger buns, your deli meats, your boxed mac and cheese. Phosphate additives — used to boost flavor, ...

Movement is a complex process governed by a network of neuronal circuits spread across multiple regions of the nervous system ...

The sympathetic nervous system is an important regulator of blood pressure. Guyenet describes the central control regions that influence the activity of sympathetic efferent neurons and their ...

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 ...

Your brainstem is the central apparatus of your entire nervous system. ... The pons is positioned between your midbrain and medulla oblongata. There are two subsections of your pons, ...

The parasympathetic nervous system does something funny, too. Connected to our lacrimal glands (better known as tear ducts), activation of parasympathetic receptors by the neurotransmitter ...

Catecholamines, like adrenaline and dopamine, are chemical messengers released in response to emotional or physical stress. Catecholamines prepare the body to take action. High or low levels can cause ...