How Biorhythms Occur Flashcards
Many of body’s important physiological processes take place in cycles known as _
Biorhythms
Biorhythm cycles occur at specific _
Intervals
Biorhythm cycles controlled by _
An internal biological clock
Many physiological processes that take place in the body are timed to _
Occur at specific intervals
_ is a physiological event
Puberty
Puberty triggered by a form of _ to occur in early adolescence
timing mechanism
Many of body’s physiological processes are controlled by hormones that _
Fluctuate in cycles known as biorhythms
_ is a biorhythm
Menstrual cycle
Hormone responsible for menstruation is controlled by a form of _
Internal clock
Biorhythms occurring at intervals:
With _ hormones may be secreted every few minutes or over every hour
Pulses
Biorhythms occurring at intervals:
_ secreted in spurts every few minutes
Insulin
(Pulse)
Biorhythms occurring at intervals:
_ regulated over a 24 hour period
Circadian rhythms
Biorhythms occurring at intervals:
Circadian rhythms are hormones that control _ cycle (2)
Sleep
Wake
Biorhythms occurring at intervals:
Monthly cycle is _
Period
Biorhythms occurring at intervals:
Seasonal is when level of _ decrease in winter while melatonin levels increase
Thyroid hormones
Biorhythms seem to be synchronized by external factors such as _ (2)
Light
Dark
