Which Statement Correctly Describes the Renal Threshold

question 101

Multiple Choice

Which statement correctly describes the renal threshold?

• A)It is the maximum amount of a particular substance that can be excreted in the urine per unit of time.
• B)It is the maximum amount of a particular substance that the tubular cells are capable of actively reabsorbing per unit of time.
• C) It is the plasma concentration of a particular substance at which its T_m is reached and the substance first appears in the urine.
• D) It is the maximum amount of waste product that can be concentrated in the urine per unit of time.

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Definitions:

Negatively Punished

A term in behavioral psychology referring to the decrease in the frequency of a behavior due to the removal of a pleasant stimulus following the behavior.

Positive Reinforcer

A stimulus which, when presented after a behavior, increases the likelihood that the behavior will occur again.

Negative Reinforcer

A stimulus whose removal following a behavior increases the likelihood that the behavior will occur again in the future.

Primary Reinforcers

Innate reinforcing qualities, such as food and water, that fulfill basic biological needs and do not require learning to be effective.