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CCSH- Exam Questions With Complete Solutions
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CCSH- Exam Questions With Complete Solutions
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CCSH- Exam Questions WithComplete Solutions
Benefits of proper mount of sleep correct answer: - Improves memory
- Improves learning
- Improves concentration
- Improves health in general
Does the body shut down when we sleep? correct answer: no, sleep is an active process. We are just not conscious of what happens in our bodies.
What controls the sleep-wake cycle? correct answer: It is primarily controlled by the interaction of the Sleep Homeostatic Drive (Accumulation of adenosine and "somnogens" such as cytokines) and the Intrinsic Circadian Timekeeping System (The
effect of light and darkness on the sleep wake cycle and timely release of hormones)
How many types of sleep are there? correct answer: There are two. NREM and REM
NREM is broken into how many stages? correct answer: 3 stages. -N1 which is light sleep. Usually the first stage of sleep. - N2 still fairly light sleep and covers the majority of sleep we get during the night. - N3 Deep Sleep (AKA slow wave sleep) Physiological Variables in NREM sleep correct answer: - Heart rate is regular
- Respiratory rate is regular
- BP is regular
- Skeletal muscle tone is preserved
- Brain O2 consumption is reduced. - Response to CO2 is the same as wake - Response to O2 is the same as W
- Penile tumescence, vaginal engorgement is infrequent
- Temperature is homeothermic
Homeothermic correct answer: having a body temperature that is constant and largely independent of the temperature of its surroundings. Stable body temperature of about 98.6F/ 37 C
Physiological variables during REM sleep correct answer: - Heart rate is irregular
- Respiratory Rate is irregular
- Blood Pressure is variable
- Skeletal muscle tone is absent
- Brain O2 consumption is increased
- Response to CO2 is depressed
- Response to O2 is same as W
- Penile tumescence, vaginal engorgement is frequent
- Temperature is poikilothermic.
Poikilothermic correct answer: Body temperature varies with environmental temperature. How many sleep cycles can we go through in one night? correct answer: in a typical night, one may go through 4-5 cycles of sleep.
When does the majority of deep sleep occur? correct answer: Early in the sleep period (first third of the night).
Periods of REM sleep correct answer: Periods of REM sleep are
initially short, but become longer in duration as the night progresses.
What is NREM sleep believed to be for? correct answer: NREM sleep is believed to help restore the body/
What is REM sleep believed to help? correct answer: REM sleep is believed to help restore the mind
When do we obtain the best sleep? correct answer: When it is consolidated
Does the amount of sleep we need throughout the life cycle changes? correct answer: Yes, it does.
Infant sleep correct answer: - Not born with same sleep functions as adults. - Sleep stages are not fully developed. - Quite sleep- NREM like - Active Sleep- REM like - Indeterminate sleep (mixed)
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