Sleep and Dreaming 1 Crossword

A type of insomnia
A brain that functions normally is a .............. brain.
A stage at the end of the sleep cycle where sleepers' eye jerk and brain activity is high, leading to more dreaming in this stage than others.
............................... pacemakers. Internal biological clocks that manage bodily rhythms.
a part of the brain that controls a number of key bodily functions
a part of the brain tha regulates circadian (24 hour) rhythms
One key thing that the SCN does is delay the release of a hormone called .................. until it is dark.
........................... zeitgebers. Features of the environment - either physical or social - that help to manage bodily rhythms.
the pineal gland is an ..................... gland.
sleep is a ................................ behaviour.
the number of stages in a sleep cycle
the number of minutes per sleep cycle.
extremely slow brain waves occuring in stage 3 of the sleep cycle
the percentage of time adults approximately spend in stage 2 of the sleep cycle
the percentage of time adults approximately spend in REM stage of the sleep cycle
......................... is an exogenous zeitgeber.
feeling formal and psychologically healthy
returning the body to a normal healthy state
a type of sleep where brain activity is slow