Studies have shown that people deprived of REM sleep will experience __________ periods of REM sleep on subsequent nights.

• shorter
• longer
• no
• only

Which of the following is an example of total sleep deprivation?

• Being woken whenever you enter REM sleep.
• Staying awake for a 24 hour period.
• Sleeping for less time than you need in a 24 hour period.
• Being woken every time you enter Stage 4 sleep.

REM rebound is typically experienced:

• After a break-up
• At the start of the night
• After being deprived of REM sleep
• By young infants

According to the restorative theory of sleep, REM sleep replenishes the ____________, and NREM sleep replenishes the _____________.

• mind; body
• mind; mind
• body; mind
• body; body

Sarah has just given birth to her first child, Mia. Both Mia and Sarah seem to be having difficulty sleeping. On average, how many hours a day should they sleep?

• Sarah 10 hours, Mia 12 hours
• Sarah 8 hours, Mia 6 hours
• Sarah 9 hours, Mia 9 hours 
• arah 7 hours, Mia 16 hours

India has gone without sleep for 24 hours while riding in a human-powered vehicle competition. Which of the following symptoms is she least likely to experience?

• Difficulty concentrating
• Droopy eyelids
• Hallucinations
• Mistakes on simple tasks

Data that describes the characteristics of something is know as

• subjective data

• objective data

• qualitative data

• quantitative data

An example of physiological effect of prolonged sleep deprivation is ____________; whereas an example of a  psychological effect of sleep deprivation is _______________.

• poor concentration; irritability
• droopy eyelids; poor concentration
• irritability; fatigue
• fatigue; droopy eyelids

In humans, a surge of melatonin release occurs: 

• During the evening
• During late morning
• During early morning
• During late afternoon

Researchers have found it difficult to generalise the results of studies on humans which investigate prolonged total sleep deprivation because

• these studies often rely only on self reports
• the effects of total sleep deprivation are not reversible.
• studying sleep deprivation often depends on convenience sampling.
• an EEG cannot tell if someone has a micro-sleep.