To give you a better idea of what you can expect to spend, the average cost by type of wedding arrangement is below: 1  Bridal Bouquets : $100-150/each. 2  Bridesmaids Bouquets : $50-90/each. 3  Flower girl petals : $30-60. 4  Corsages : $15-20/each.
Irregular sleep-wake syndrome is sleeping without any real schedule. This disorder is very rare. It usually occurs in a person who has a problem with brain function and who does not have a regular routine during the day. The amount of total sleep time is normal, but the body clock loses its normal circadian cycle.
More in Sleep. Arousal is an abrupt change in the pattern of brain wave activity, as measured by an EEG. Arousal typically represents a shift from deep sleep, which is commonly known as REM sleep, to light sleep, known as NREM sleep, or from sleep to wakefulness. What is Arousal? As it sounds, arousal is when a person becomes âarousedâ to some extent during the sleep cycle. It is a sudden change in brain wave activity.