Diurnal Rhythms

Multiple Choice

Diurnal rhythms

A) are inherent cyclical peaks and ebbs of hormone secretion that are a function of time and are entrained to the 24-hour light-dark cycle
B) are important in maintaining hormone levels at a relatively constant set point no matter the time of day
C) occur only with cortisol secretion
D) are inherent cyclical peaks and ebbs of hormone secretion that are a function of time and are entrained to the 24-hour light-dark cycle and occur only with cortisol secretion
E) none of these