The 23-minute educational film begins by comparing the simple nerve nets of the hydra and the segmented system of the earthworm to the far more complex human nervous system. Using clear animation ...

TThe fundamental unit of the nervous system is the neuron. Individual neurons are connected by synapses to form circuits. Evolution has driven the formation of ever more elaborate circuits to ...

What Is the Nervous System? Your nervous system is your body's main communication system. It sends messages from your brain to the rest of your body and helps you respond to changes inside and ...

Muscles and glands are called effectors. The diagram summarises how information flows from receptors to effectors in the nervous system. Receptors are groups of specialised cells. They detect a ...

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 temperature.

It's only in recent years, however, that a small number of researchers have begun to explore the role the nervous system plays in many types of cancers. These researchers believe understanding the ...

It elevates the functioning of your central nervous system, which includes your brain and spinal cord, apart from keeping your hair, nails, and skin healthy. Since vitamin B12 contains the mineral ...

For the first time, researchers at Leipzig University and other institutions have gained comprehensive insights into the entire nervous system of the fruit fly (Drosophila melanogaster).

Primary central nervous system (CNS) vasculitis is a rare, frequently misdiagnosed condition that affects the brain and spinal cord and is characterized by a variety of neurologic symptoms at ...

“It suggests that some of the neuronal machinery was being packaged into cells and used for some form of communication prior to the advent of a nervous system.” Dr. Musser said he was looking ...