Life span changes

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  • Created by: izzy89
  • Created on: 20-05-16 16:43
Babies spend 50% of sleep in ______ sleep, otherwise known as REM.
active
1 of 23
If babies are _________ they spend 90% in active sleep.
premature
2 of 23
Babies have _______ periods of sleep.
shorter
3 of 23
Babies sleep around _______ hours per day.
sixteen
4 of 23
Adolescent's _________ rhythms change to being more awake at night and sleepier in the morning (phase delay).
circadian
5 of 23
Adolescents should spend ____ to 10 hours in sleep per day, but they tend to spend less time in sleep, particularly in countries who place a high importance on extra-curricular activity.
nine
6 of 23
In old age people spend 20% of sleep in ___ and experience a 5% reduction in SWS.
rem
7 of 23
People in old age experience a phase _______ of circadian rhythms, meaning they wake up earlier in the morning and go to bed earlier.
advance
8 of 23
It is thought that people in old age have less sleep because their _____ stop growing
cells
9 of 23
___________ are common during childhood.
parasomnias
10 of 23
Adult sleep is typically _____ hours per night.
eight
11 of 23
Adults have ______-5% REM sleep.
twenty
12 of 23
A suggestion as to why babies sleep patterns are different is that it makes their _______ life easier.
parents
13 of 23
Babies sleep pattern as an ________ mechanism means that parents can get on with chores in the day whilst they sleep.
adaptive
14 of 23
Babies sleep pattern could be explained in terms of their brain __________ and a considerable amount of learning taking place.
immaturity
15 of 23
The change in sleep in adolescence may be explained by ________ as they are primarily released at night and can disrupt sleep.
hormones
16 of 23
Crowley et al describes adolescents as having delayed sleep _____ syndrome because hormone changes upset the circadian clock.
phase
17 of 23
Some believe that school should start _____ because of changes to sleep in adolescents.
later
18 of 23
Shin et al found that average sleep is around ___ hours.
six
19 of 23
Ohayon et al found in a meta analysis of 65 studies that sleep time _________ as you get older.
decreases
20 of 23
A longitudinal study found that production of ______ hormones decrease as sleep decreases. However this was only done on males.
growth
21 of 23
Boys tend to sleep ____ than girls.
more
22 of 23
Less sleep in old age can be explained in terms of sleep ______ which is common in old age.
apnoea
23 of 23

Other cards in this set

Card 2

Front

If babies are _________ they spend 90% in active sleep.

Back

premature

Card 3

Front

Babies have _______ periods of sleep.

Back

Preview of the front of card 3

Card 4

Front

Babies sleep around _______ hours per day.

Back

Preview of the front of card 4

Card 5

Front

Adolescent's _________ rhythms change to being more awake at night and sleepier in the morning (phase delay).

Back

Preview of the front of card 5
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