Three-week-old Lindi is in a sleep state characterised by arm movements and grimaces. This would suggest that Lindi is in ____ sleep.

Question

Quizplus · Accepted Answer

Arm movements and grimaces are typical indicators of REM sleep, which is characterized by random, rapid eye movements and a more active brain state. In infants, REM sleep is particularly important for brain development and has been linked to memory consolidation and other cognitive processes. Three-week-old infants spend a significant amount of time in REM sleep, which may help explain Lindi's behavior.

Three-Week-Old Lindi Is in a Sleep State Characterised by Arm