The central nervous system consists of the brain and spinal cord. The central nervous system controls thought, movement, and emotion, as well as breathing, heart rate, hormones, and body ...

Your autonomic nervous system lets your brain manage vital functions, such as breathing, heart rate, blood pressure, and food digestion. This system is divided into two parts that balance each ...

The structure and function of the nervous system The conditions inside our body must be carefully controlled if the body is to function effectively. The conditions are controlled in two ways with ...

Enteric nervous system. The main function of this system is to digest food and absorb nutrients. It controls your digestive muscles and causes them to contract and relax.

This article – the sixth in a series about the nervous system – discusses the function of the autonomic nervous system, which is a component of the peripheral nervous system. It regulates involuntary ...

Similarly, Xiaoheiqingella peculiaris and Ottoia prolifica, preserved in the Chengjiang Biota and Burgess Shale, retain ...

Previously, scientists were unsure exactly how the ventral nerve cord (a vital component of invertebrates’ central nervous system) developed in ecdysozoans. However, a close look at Cambrian-age (541 ...

The nervous system enables humans to react to their surroundings and to coordinate their behaviour. It comprises billions of neurones, and it uses electrical impulses to communicate very quickly.