20 results found

Search Results for: nerve conduction

Afferent Nerve

Afferent Nerve Definition The word ‘aferent’ means "steering or conducting something towards a destination". The... Read More

Nerve conduction

nerve conduction The transmission of an impulse along a nerve... Read More

Ganglia

Ganglia Definition What are ganglia? To simply define ganglia in biology, it is the structure of an oval shape that... Read More

Ganglion

Ganglia Definition What are ganglia? To simply define ganglia in biology, it is the structure of an oval shape that... Read More

Decremental conduction

Definition noun The impaired conduction in a portion of a fiber due to progressively lessening response of the unexcited... Read More

Neurophysiology

Definition noun A branch of neuroscience that is concerned with the physiology of the nervous system Supplement Neuroscience... Read More

Neural Control Mechanisms

Nerve cells called neurons generate electric signals that pass from one end of the cell to another and release chemical... Read More

Axon hillock

Axon Hillock Definition What is axon hillock? If you are familiar with the different parts of the neuron, the axon hillock... Read More

Axon

Definition noun, plural: axons A long slender fibre of a neuron and is responsible for conducting nerve impulses away from... Read More

Myelinated nerve

Definition noun A nerve cell in which the axon is surrounded by a layer of Schwann cell membranes of myelin... Read More

Unmyelinated nerve

Definition noun A nerve that is bare or without the myelin sheath around the axon. Supplement The unmyelinated nerve... Read More

Myelinated neuron

Definition noun A neuron in which the axon is enveloped by a layer of Schwann cell membranes (sheath). Supplement The myelin... Read More

Myocardium

Myocardium Definition What is the myocardium of the heart?  It is the muscular middle layer of the heart that is... Read More

Blockade

Blockade 1. Intravenous injection of large amounts of colloidal dyes or other substances whereby the reaction of the... Read More

Austin disease

Definition noun A type of lysosomal storage disease that is often caused by a deficiency in multiple sulfatase enzymes, or... Read More

Amphipathic

Amphipathic is a word used to describe a chemical compound containing both polar (water-soluble) and nonpolar (not... Read More

Muscle

Muscle cells are specialized to generate force and movement. There are three types of muscle tissue: (1) skeletal muscle,... Read More

Circulation

Blood Blood is composed of a liquid, plasma, and blood cells such as erythrocytes (red blood cells,) leukocytes (white... Read More

Unmyelinated neuron

Definition noun A neuron in which there is no myelin sheath surrounding the axon. Supplement The unmyelinated neuron... Read More

Smooth endoplasmic reticulum

Smooth Endoplasmic Reticulum Definition Smooth endoplasmic reticulum (sER) is (a part of) endoplasmic reticulum that is... Read More