ARC

ARC AIDS-related complex; American Red Cross; anomalous retinal correspondence.

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arc (ahrk)

1. a structure or projected path having a curved outline.

2. a visible electrical discharge taking the outline of an arc.

3. in neurophysiology, the pathway of neural reactions.

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reflex arc  the neural arc utilized in a reflex action; an impulse travels centrally over afferent fibers to a nerve center, and the response outward to an effector organ or part over efferent fibers.

Three-neuron reflex arc.

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ARC

abbr.

AIDS-related complex

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arc (ärk)

n.

A curved line or segment of a circle.

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ARC,

n the abbreviation for AIDS-related complex. See also acquired immunodeficiency syndrome.

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arc

a part of the circumference of a circle, or a regularly curved line.

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binauricular arc

the arc across the top of the head from one auricular point to the other.

reflex arc

the circuit traveled by impulses producing a reflex action: from the receptor organ, through the afferent nerve, nerve center, efferent nerve, to the effector organ.