Oct 27, 2025 · The human nervous system is the series of cells and nerve tracts that conduct stimuli from sensory receptors in the periphery to receptors in the brain and spinal cord and then conduct …

The nervous system is involved in receiving information about the environment around us (sensory functions, sensation) and generating responses to that information (motor functions, responses) and …

Nov 3, 2023 · Neurons, or nerve cell, are the main structural and functional units of the nervous system. Every neuron consists of a body (soma) and a number of processes (neurites). The nerve cell body …

Your nervous system uses nerve cells called neurons to send signals, or messages, all over your body. These electrical signals travel among your brain, skin, organs, glands and muscles.

Apr 13, 2025 · At its core, the nervous system is a massive communication network. It sends, receives, and interprets electrical and chemical signals throughout the body. These messages are what allow …

This free textbook is an OpenStax resource written to increase student access to high-quality, peer-reviewed learning materials.

The central nervous system (CNS) is the brain and spinal cord, and the peripheral nervous system (PNS) is everything else ([link]). The brain is contained within the cranial cavity of the skull, and the …

Then you will look at the structural divisions of the nervous system by regions where the organs are located, and then the functional divisions by the specific functions achieved by the organs within it.

4 days ago · The Human Nervous System is a network of specialised cells and tissues that includes the brain, spinal cord, and a complex network of peripheral nerves. It is responsible for receiving, …

Understand that the central nervous system (CNS) develops from a tube, and that the hollow space of that tube becomes the brain ventricles and central canal of the spinal cord. Know that the CNS is …