24 results found

Search Results for: axon terminal

Axon terminal

An axon terminal is any of the button-like endings of axons through which axons make synaptic contacts with other nerve... 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

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

Nervous tissue

Nervous Tissue Definition Nerve cells (or neurons) and their associated cells, such as neuroglia cells, make up nervous... 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

Dendrite

Dendrite Definition Dendrites are the protoplasmic projections from the neuron cells that receive the electrochemical... Read More

Depolarization

Depolarization is the removal of polarity by a process or action. It might also be used to describe how such activity leads... Read More

Afferent Nerve

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

Hypothalamic hormone

Definition noun, plural: hypothalamic hormones Any of the various neurohormones produced by specialized neurons in the... Read More

The Human Nervous System

The nervous system is essentially a biological information highway, and is responsible for controlling all the biological... Read More

Muscular system

Muscular System Definition What is the muscular system? The muscular system is a system that includes muscle cells and... Read More

Nervous System

    THE is the most complicated and highly organized of the various systems which make up the human body. It is the... Read More

Neuropodia

Definition (zoology) Plural form of neuropodium, the ventral lobe or branch of a parapodium (neuroanatomy) synaptic... 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

Telodendron

Definition noun, plural: telodendrons or telodendra Any of the terminal or smaller branches of an axon that terminates with... Read More

Dopamine

Definition noun, plural: dopamines 3,4-dihydroxyphenethylamine (chemical formula: C8H11NO2); a neurotransmitter or a hormone... Read More

Cell Structure

The interior of human cells is divided into the nucleus and the cytoplasm. The nucleus is a spherical or oval-shaped... Read More

Homeostasis

Homeostasis is the tendency not to stray from the range of favorable or ideal internal conditions. Such conditions must be... Read More

Tissue

Tissue Definition What is tissue in the body? The body tissue is an aggregation of cells that function together and have a... Read More

Herring body

Definition noun, plural: Herring bodies The neurosecretory terminal of the axons from the hypothalamus and located in the... Read More

Generator potential

Definition noun A graded response to a stimulus, or a graded depolarization induced in the terminal of a sensory receptor,... Read More

Vesicle

Definition noun, plural: vesicles (general) A small sac or cyst containing fluid or gas (cell biology) A bubble-like... Read More

Interneuron

Definition noun, plural: interneurons (1) Any local circuit neuron of the central nervous system that relays impulses... Read More