The Epinephrine and Norepinephrine Released by the Adrenal Medullae

question 11

Multiple Choice

The epinephrine and norepinephrine released by the adrenal medullae

• A)is all inactivated by enzymes in the bloodstream.
• B)has a relatively long duration of activity because it may be inactivated by enzymes in the target tissues only.
• C)affects its targets for only a few seconds.
• D)provides for localized effects of suprarenal stimulation.
• E)None of the answers are correct.

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Definitions:

Least-cost Combination

An economic principle where businesses aim to produce a given level of output at the minimum possible cost by appropriately combining resources.

Inputs

Resources such as labor, materials, and capital that are used in the production process to create goods or provide services.

Substitutability

The degree to which one product can be replaced by another in the eyes of the consumer.

Derived Demand

The demand for a factor of production or input resulting from the demand for the output that input produces.