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volume of distribution

(symbol: Vd) the amount of a drug in the body in relation to its concentration in various body fluids (e.g., blood, plasma, extracellular fluid). It is expressed by the equation Vd = dose (amount of drug in body)/concentration in body fluid.

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Psychology term of the day

April 29th 2024

visuoconstructional impairment

visuoconstructional impairment

an impairment characterized by difficulty in construction tasks, such as drawing or assembling the various parts of an object into a complete structure. See constructional apraxia. Also called visual constructional impairment.