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.
Some these hormones, called releasing hormones, stimulate the pituitary gland to make other hormones. Others, called release inhibiting hormones, prevent the production of pituitary hormones. An example is growth hormone releasing factor.