tigroid substance

tigroid substance n NISSL BODIES

* * *

Nissl bodies.

Medical dictionary. 2011.

Look at other dictionaries:

  • tigroid substance — noun : nissl substance …   Useful english dictionary

  • substance — Stuff; material. SYN: substantia [TA], matter. [L. substantia, essence, material, fr. sub sto, to stand under, be present] alpha s. SYN: reticular s. (1). anterior perforated s. [TA] a region at the base …   Medical dictionary

  • tigroid — See chromophil substance. [G. tigroeides, fr. tigris, tiger, + eidos, appearance] * * * ti·groid tī .grȯid adj 1) having a striped or spotted appearance <pathological changes in the eye resulted in a tigroid fundus> 2) being or consisting… …   Medical dictionary

  • tigroid — ˈtīˌgrȯid adjective Etymology: Greek tigroeidēs, from tigris tiger + oeidēs oid 1. : resembling a tiger especially in being striped or spotted 2. : being or consisting of Nissl substance …   Useful english dictionary

  • Nissl bodies — nis əl n pl discrete granular bodies of variable size that occur in the cell body and dendrites but not the axon of neurons, are composed of RNA and polyribosomes, are stained with basic dyes (as methylene blue), and give a striped appearance to… …   Medical dictionary

  • Motor neuron — Neuron: Motor neuron Micrograph of the hypoglossal nucleus showing motor neurons with their c …   Wikipedia

  • body — 1. The head, neck, trunk, and extremities. The human b., consisting of head (caput), neck (collum), trunk (truncus), and limbs (membra). 2. The material part of a human, as distinguished from the …   Medical dictionary

  • Disease — Illness or sickness often characterized by typical patient problems (symptoms) and physical findings (signs). Disruption sequence: The events that occur when a fetus that is developing normally is subjected to a destructive agent such as the… …   Medical dictionary

  • Nissl body — Image of a Nissl stained histological section through the rodent hippocampus showing various classes of neurons …   Wikipedia

  • Retina — The retina is the nerve layer that lines the back of the eye, senses light, and creates impulses that travel through the optic nerve to the brain. There is a small area, called the macula, in the retina that contains special light sensitive cells …   Medical dictionary

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