RABIES

Originally called hydrophobia, rabies is not a phobia at all. It is a virulent infectious disease transmitted from animals to humans, usually through...

RADIATION THERAPY

Also called radiotherapy, radiation therapy is primarily used in the treatment of cancers. A radioactive isotope may be implanted, or the area to...

RAMI COMMUNICANTES

The nerve fibers connecting the ganglia in the sympathetic chain to spinal nerves. They include the gray and white rami.

RANDOM WALK MODEL

A reaction time and accuracy model where evidence mounts in steps, causing an inclination toward or away from an alternative response criteria. A...

RANGE OF AUDIBILITY

The range of audio frequencies detectable by a subject. In humans, generally that range is 20 Hz to 20 KHz. The frequency...

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