The fact that epinephrine has no apparent effect on energy consumption unless thyroid hormones are present in normal concentrations is an example of a(n)
A) antagonistic effect.
B) synergistic effect.
C) permissive effect.
D) opposing effect.
E) integrative effect.

Question

Quizplus · Accepted Answer

A permissive effect is when one hormone requires the presence of another hormone in order to exert its full effect. In this case, epinephrine requires normal concentrations of thyroid hormones in order to affect energy consumption.

The Fact That Epinephrine Has No Apparent Effect on Energy