-
Within a
nervous system, a neuron, neurone, or
nerve cell is an
electrically excitable cell that
fires electric signals called action potentials across...
- perineurium. Finally, the
entire nerve is
wrapped in a
layer of
connective tissue called the epineurium.
Nerve cells (often
called neurons) are further...
- Gr**** ἄξων áxōn, axis) or
nerve fiber (or
nerve fibre: see
spelling differences) is a long,
slender projection of a
nerve cell, or neuron, in vertebrates...
-
cell bodies of
sensory (afferent) neurons.
Cranial nerve ganglia contain the
cell bodies of
cranial nerve neurons.
Autonomic ganglia contain the
cell...
- measure. Betz
cell Central chromatolysis Motor dysfunction Motor neuron disease Nerve Sensory nerve Motor nerve Afferent nerve fiber Efferent nerve fiber Sensory...
- that
permits a
neuron (or
nerve cell) to p**** an
electrical or
chemical signal to
another neuron or to the
target effector cell.
Synapses are essential...
- A
sensory nerve, or
afferent nerve, is an
anatomic term for a
nerve that
contains exclusively afferent nerve fibers.
Nerves containing also
motor fibers...
- contraction. In beta
cells of the pancreas, they
provoke release of insulin.
Action potentials in
neurons are also
known as "
nerve impulses" or "spikes"...
-
Myelin (/ˈmaɪ.əlɪn/ MY-ə-lin) is a lipid-rich
material that
surrounds nerve cell axons (the
nervous system's
electrical wires) to
insulate them and increase...
-
jellyfish and hydra, the
nervous system consists of a
nerve net, a
diffuse network of
isolated cells. In
bilaterian animals,
which make up the
great majority...