Online Dictionary of Invertebrate Zoology: Complete Work - Best Text

Online Dictionary of Invertebrate Zoology 609neuron n. [Gr. neuron, nerve] A nerve cell.neurone see neuronneuropile n. [Gr. neuron, nerve; pilos, felt] The central part,or mass of different axons within a ganglion; neurospongium.neuroplasm n. [Gr. neuron, nerve; plasma, formed or molded]Cytoplasm of neurons.neuropodium n. [Gr. neuron, nerve; pous, foot] (ANN: Polychaeta)The ventral division of the parapodium, supportedinternally by one or more chitinous rods or aciculae.neuropore see trichoporeNeuropteroidea see Holometabolaneuropterous a. [Gr. neuron, nerve; pteron, wing] (ARTHRO:Insecta) Pertaining to the order Neuroptera.neurosecretory cells (ARTHRO: Insecta) Cells found in theganglia of the central nervous system that secrete hormoneswhich act directly on effector organs or on other endocrineorgans.neurospongium see neuropileneurosynapse see synapseneurotransmitter n. [Gr. neuron, nerve; L. trans, across;mittere, to send] A chemical secreted at nerve endings totransmit a nervous impulse across a synapse; neurohumor.neurotropic a. [Gr. neuron, nerve; tropos, turn] Having anaffinity for nervous tissue.neurotubules n. [Gr. neuron, nerve; L. dim. tubus, tube]Microtubules in nervous tissue.neuston n. [Gr. neustos, able to swim] Small organisms thatfloat or swim in or on the surface film of water. seeseston.neuter n. [L. ne, not; uter, either] 1. Sexless. 2. A sterile organism.3. A non-fertile mature female.neutralism n. [L. ne, not; uter, either; ismus, denoting a condition]Organisms living together with no mutual harm orbenefit; hamabiosis.