A nerve cell in which the axon is surrounded by a layer of Schwann cell membranes of myelin... Read More
A nerve that is bare or without the myelin sheath around the axon.
The unmyelinated nerve... Read More
Afferent Nerve Definition
The word ‘aferent’ means "steering or conducting something towards a destination". The... Read More
What are ganglia? To simply define ganglia in biology, it is the structure of an oval shape that... Read More
Nervous Tissue Definition
Nerve cells (or neurons) and their associated cells, such as neuroglia cells, make up nervous... Read More
A neuron in which the axon is enveloped by a layer of Schwann cell membranes (sheath).
The myelin... Read More
An axon terminal is any of the button-like endings of axons through which axons make synaptic contacts with other nerve... Read More
What Is Axon?
An axon is a thin, long fiber of a nerve cell (or neuron). It transmits electrical impulses from the cell... Read More
Axon Hillock Definition
What is axon hillock? If you are familiar with the different parts of the neuron, the axon hillock... Read More
Nerve cells called neurons generate electric signals that pass from one end of the cell to another and release chemical... Read More
A neuron in which there is no myelin sheath surrounding the axon.
The unmyelinated neuron... Read More
A substance comprised mainly of fatty material (about 80%) and proteins (about 20%), and forms the myelin... Read More
noun, plural: neurons
An excitable cell that has specialized cell parts (such as soma, dendrites and axons),... Read More
noun, plural: fibers
(1) (anatomy) any elongated, thread-like structure, e.g. nerve fiber
(2) (botany) A cell... Read More
Muscle cells are specialized to generate force and movement. There are three types of muscle tissue: (1) skeletal muscle,... Read More
Adipose Tissue Definition
Adipose tissue, a specialized variety of connective tissue, is composed of lipid-rich cells known... Read More