Glossary A

Glossary A

Axis V refers to the diagnostic axis of the DSM-IV that provides a numerical index of the individual's overall level of functioning.

Axon refers to a single thin nerve fiber of constant diameter that extends from a neuron; the part of the neuron through which intraneuronal conduction occurs (via the action potential) and at the terminus of which is located the terminal buttons that release neurotransmitters. Moreover, it refers to a long, thin, cyclindrical tube-like structure which is part of a neuron that transmits impulses to other neurons through small branching structures called axon terminals.It is the part of the neuron that conducts nerve impulses over distances. Axon is also called the Nerve fiber.

Axon hillock refers to the swelling of the soma, the point where the Axon begins

An Axon terminal (Terminal button) refers to enlarged button-like structures at the ends of Axon branches; the bulb-shaped structures at the ends of axons that form synapses with the dendrites and somas of other neurons.

Axonal branches refer to a structure in many neurons in which the axon forks into several branches, with the neuronal impulse propagated to all branches.

Ayurveda refers to the ancient system of medicine which focuses on the body, the sense organs, the mind, and the soul. It originated in India approximately 4,000 years ago.

Azimuth coordinate is a term used in hearing that specifies locations that vary from left to right relative to the listener.