4. checkmate. when the minimal amount of urinals are used in a boys bathroom, but you cannot use one without breaking guy code. 5 urinals, people at urinals 2 and 4, so you cannot use a urinal without being next to someone.
1 When blood concentrations of thyroid hormones increase above a certain threshold, TRH-secreting neurons in the hypothalamus are inhibited and stop secreting TRH. 2  This is an example of negative feedback.
Ans: C 7. When one hormone opposes the action of another hormone, it is called a(n) A) synergistic effect. B) permissive effect. C) antagonistic effect. D) circulating effect. E) local effect. Ans: C 8. Which of the following is NOT a common method of stimulating hormone secretion from an endocrine cell? A) Signals from the nervous system B) Chemical changes in the blood C) Mechanical stretching of the endocrine cell D) Releasing hormones.