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NR 547 WEEK 4 2024/2025 QUIZ QUESTIONS AND ANSWERS (VERIFIED) 100% CORRECT |RATED A+
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NR 547 WEEK 4 2024/2025 QUIZQUESTIONS AND ANSWERS (VERIFIED)
100% CORRECT |RATED A+
The _____________ and __________________ give the penis its
erectile, sexual function. Correct Answer three corpora and
associated blood vessels
Erectile dysfunction Correct Answer AKA impotence
-the inability to get and/or maintain a penile erection that is firm
enough for sexual relations
-can be due to physical or psychological causes
• affect any of the areas of the brain, reproductive hormones,
emotions, nerves, muscles, and/or blood vessels that are involved
with the phenomenon of erection
• most common physical causes include heart disease,
atherosclerosis (clogged blood vessels), high blood pressure,
nerve damage, and stroke
• most common psychological causes include stress, anxiety,
depression, or communication issues with the sexual partner
CDC recommends that adults sleep ____ hours per night Correct
Answer 7-9
The sleep cycle occurs over approximately _________ minutes
with _________ distinct stages Correct Answer 50-70 minutes
five distinct stages
Sleep Cycle Stages Correct Answer Stage 1: Drowsy
-Short period of non-REM sleep, includes drowsiness & drifting off
to sleep; can quickly awaken; eye movements, breathing, & heart
rate slow, but occasional muscle twitches occur
,Stage 2: Light Sleep
-Brain activity slows, but brief bursts of electrical activity (sleep
spindles) occur; eye movement stops; more repeated sleep
cycles occur in stage 2 than in any other stage.
Stage 3: Moderate to Deep Sleep
-Heartbeat & breathing slow to lowest levels and muscles relax;
more challenging to wake; brain waves slow, delta waves are
present.
Stage 4: Deep Sleep
-Stages 3 and 4 are necessary to feel rested in the morning; brain
waves are almost exclusively delta waves; sleepwalking, if
present, occurs during this stage
Stage 5 - REM sleep
-approximately 90 min after sleep begins; eyes move rapidly from
side to side with eyes closed; breathing is irregular and faster
than during other stages; heart rate & BP are similar to waking
levels; most dreaming occurs during REM sleep; sleep paralysis
can occur; REM sleep decreases with age.
Factors Affecting Sleep Correct Answer -Emotional stress
-Fatigue
-Use of drugs or other substance abuse
-Physical illness
-Environmental factors
-Food and caloric intake
Sleep/wake homeostasis Correct Answer the function that tracks
the body's need for rest and controls the amount and intensity of
sleep
-affected by light and dark
, • If the eyes perceive light, melatonin production is suppressed,
leading to wakefulness
Insomnia Correct Answer -one of the most common sleep
disorders
-dissatisfaction with sleep quantity or quality with complaints of
difficulty initiating or maintaining sleep
-diagnosis of insomnia requires complaints occurring at least 3
nights a week for 3 months or more
-Persistent insomnia is associated with:
• decreased concentration, attention, and quality of life
• increased irritability
• increased risk of major depressive disorder, hypertension, and
myocardial infarction
James is a 24-year-old who presents to the clinic with complaints
of sleep disturbances. He states that he is unable to sleep
through the night most nights. This has been occurring for the
past 4 months.
What additional information will support a diagnosis of insomnia?
James is struggling with staying awake at work and his
performance is suffering.
James occasionally uses alcohol in the evenings.
James and his partner have a 6-month-old child who does not
sleep through the night. Correct Answer James is struggling with
staying awake at work and his performance is suffering.
Rationale: Criteria for insomnia include difficulty getting to sleep
or staying asleep at least 3 nights a week for at least 3 months,
causing clinically significant distress in important areas of
functioning. Insomnia is not diagnosed when it may be attributable
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