When using the time temperature method for cooling, The first requirement is to cool food to 70 degrees F in _hours. Then, within the next four hours, food must cool
from 70 degrees to
_F. not to exceed a total of _hours.

Which of the following describes a negative feedback loop? when the heart rate is too high, the body sends hormones that continually increase the heart rate higher. when a pregnant woman is in labor, the body sends hormones that increase the intensity of contractions, which then increases the secretion of the same hormones. when blood sugar is too low, the body sends hormones that raise blood sugar until it reaches a typical level and hormone secretion slows. when a person is jogging, the body sends hormones that continually decrease the rate of oxygen supply to the legs.