Sleep Science Quiz

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Questions and Answers

25% of inmates convicted of stalking did not have clinical or psychiatric ______

disorders

Borderline Personality Disorder (BPD) is described as being 'on the ______' between psychosis and neurosis.

borderline

Individuals with BPD may experience transient psychotic episodes under severe ______.

stress

Emotional dysregulation in BPD involves intense mood swings and chronic feelings of ______.

<p>emptiness</p> Signup and view all the answers

Stalking occurs twice as often among practitioners by ______ compared to the general population.

<p>clients</p> Signup and view all the answers

You need ______ hours of sleep to function properly.

<p>8</p> Signup and view all the answers

Waking up ______ times a night is considered normal.

<p>2-3</p> Signup and view all the answers

Sleep is linked to ______ function and hormonal restoration.

<p>immune</p> Signup and view all the answers

The biological clock is controlled by the ______ nucleus.

<p>suprachiasmatic</p> Signup and view all the answers

Process S in the two-process model refers to ______ pressure.

<p>sleep</p> Signup and view all the answers

Adenosine is a byproduct of ______ consumption in the brain.

<p>energy</p> Signup and view all the answers

The ______ rhythm is influenced by sunlight and helps regulate melatonin production.

<p>circadian</p> Signup and view all the answers

Studies have shown that 90 minutes of ______ following treatment can improve spider phobia.

<p>sleep</p> Signup and view all the answers

50-70% are treated with medication (__________), however, CBTI is recognised as the optimal route.

<p>benzodiazepine</p> Signup and view all the answers

Special attention to dysfunctional sleep related ________ is emphasized in treatment.

<p>thoughts</p> Signup and view all the answers

A behavioral strategy includes stimulus control, which means the bed is only for ________.

<p>sleep</p> Signup and view all the answers

Insomnia is often comorbid with ________ and mental disorders.

<p>somatic</p> Signup and view all the answers

Individuals with insomnia are 3 times more likely to develop ________.

<p>depression</p> Signup and view all the answers

A personality trait associated with insomnia is high ________ and perfectionism.

<p>neuroticism</p> Signup and view all the answers

Acceptance and psychological flexibility skills are part of the ________ approach.

<p>ACT</p> Signup and view all the answers

Attention to sleep can increase ________ and actually hinder sleep entry.

<p>arousal</p> Signup and view all the answers

Modern Hunter-gatherer societies, like the ______, are hypothesized to have less depression prevalence.

<p>Hadza</p> Signup and view all the answers

Carlsson et al 2013 found a strong association between urbanization and ______.

<p>depression</p> Signup and view all the answers

Hu et al observed that depressive symptoms decrease as physical ______ increases.

<p>activity</p> Signup and view all the answers

In high mismatch societies, best predictors of depression include deviating sleep ______.

<p>rhythm</p> Signup and view all the answers

Evolutionary mismatch occurs when the environment changes more rapidly than the time needed for a ______ to adapt.

<p>mechanism</p> Signup and view all the answers

Mismatch can arise through natural sources or human-induced ______ in modern societies.

<p>changes</p> Signup and view all the answers

The evolutionary mismatch hypothesis considers the adaptive lag where certain psychological ______ take time to develop.

<p>mechanisms</p> Signup and view all the answers

Among the confounding mismatches influencing depression, social media ______ is a significant factor.

<p>addiction</p> Signup and view all the answers

Adolescents are particularly vulnerable due to developmental challenges, including identity exploration, peer influence, and fluctuating ________.

<p>well-being</p> Signup and view all the answers

General SMU is weakly linked to both higher levels of well-being (e.g., happiness) and ill-being (e.g., ________ symptoms).

<p>depressive</p> Signup and view all the answers

Substantial variability in individual responses to SMU exists, with some adolescents experiencing ________ effects.

<p>negative</p> Signup and view all the answers

Problematic SMU is characterized by preoccupation, neglect of important life areas, and inability to stop using ________.

<p>SM</p> Signup and view all the answers

Cognitive distortion is an irrational or biased way of thinking that causes individuals to perceive situations or themselves in a negative and often ________ way.

<p>inaccurate</p> Signup and view all the answers

Emotional reasoning within phobias is the most common ________ distortion.

<p>cognitive</p> Signup and view all the answers

In function analysis, it is important to consider the current ________ and response behavior.

<p>stimulus</p> Signup and view all the answers

For the patient, distortion is considered as a positive protective ________ pattern, providing comfort.

<p>thought</p> Signup and view all the answers

Low levels of ______ are associated with self-harm in adolescent girls.

<p>optimism</p> Signup and view all the answers

Optimism can buffer the association between hopelessness and ______ ideation.

<p>suicidal</p> Signup and view all the answers

Cognitive rigidity, rumination, and thought suppression are examples of ______ factors.

<p>cognitive</p> Signup and view all the answers

20% of adolescents reported that the internet or social networking sites influenced their decision to ______.

<p>self-harm</p> Signup and view all the answers

Childhood ______ during childhood are strong risk factors for suicidal behavior.

<p>abuse</p> Signup and view all the answers

Abnormal concentrations of ______ or a maladaptive response to stress are biological precursors for risk.

<p>cortisol</p> Signup and view all the answers

Psychological autopsy studies collect information from several ______ to understand risk factors for suicide.

<p>informants</p> Signup and view all the answers

Feeling of sadness is the first criterion for ______ diagnosis according to DSM.

<p>depression</p> Signup and view all the answers

Flashcards

Borderline Personality Disorder (BPD)

A mental health disorder characterized by intense mood swings, unstable relationships, fear of abandonment, and impulsive behaviors.

Transient Psychotic Episodes in BPD

Temporary experiences of paranoia or detachment from reality, often triggered by stress.

Distorted Perceptions in BPD

A perception of relationships as either perfect or worthless, causing emotional instability and difficulty maintaining healthy relationships.

Emotional Dysregulation in BPD

Recurrent strong negative emotions like anger, sadness, and anxiety often experienced by individuals with BPD.

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Self-awareness in BPD

The ability to understand and reflect on one's own thoughts and behaviors, which is often present in BPD.

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Medication for Insomnia

Medication like benzodiazepines are often used to treat insomnia, but they are not a long-term solution due to their addictive nature and side effects like drowsiness.

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Optimal Insomnia Treatment

Cognitive Behavioral Therapy for Insomnia (CBTI) is considered the best treatment option for insomnia.

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Dysfunctional Sleep Thoughts

A key aspect of CBTI involves identifying and changing negative thoughts about sleep and sleeplessness.

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Stimulus Control

This technique aims to break the association between bed and wakefulness by only using the bed for sleep.

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Sleep Restriction

This approach focuses on increasing sleep pressure by limiting time spent in bed, enhancing sleep efficiency.

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Insomnia Comorbidity

Insomnia is often a companion to other mental and physical conditions, rather than an isolated issue.

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Insomnia and Depression

Insomnia can increase the likelihood of developing depression, and vice versa. The two conditions can worsen each other.

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ACT for Insomnia

This approach focuses on accepting sleep difficulties without trying to fight them, promoting psychological flexibility.

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Depression

A mental state characterized by negative thoughts, feelings, and behaviors. It's marked by sadness, loss of interest, changes in sleep and appetite, and feelings of worthlessness.

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Evolutionary Perspective on Depression

A psychological theory that suggests that depression might have evolved as an adaptive response to difficult life situations, encouraging individuals to conserve energy and focus on problem-solving.

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Rumination

The tendency to dwell on negative thoughts and experiences, prolonging negative emotional states.

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Cognitive Rigidity

The inability to think flexibly or adapt to new situations, often characterized by rigid thinking patterns and resistance to change.

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Suicidal Ideation and Self-Harm

A set of symptoms that reflect a heightened risk for self-harm and suicide. It includes factors like hopelessness, impulsivity, and a lack of fear of death.

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Belongingness and Burdensomeness

A psychological factor influencing suicidal behavior. It involves feeling disconnected from others and believing that one is a burden to them.

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Future Thinking

A cognitive factor associated with suicidal thoughts. It involves a distorted perception of the future, often characterized by pessimism and hopelessness.

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Life Events and Risk

A common risk factor for suicidal behavior. It may involve experiencing abuse, violence, or traumatic events in childhood.

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Cognitive Distortion

A thought pattern that distorts reality, leading to inaccurate and often negative perceptions of oneself or situations.

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Emotional Reasoning

A type of cognitive distortion where emotions are taken as proof of reality, even when they are not accurate. For example, 'I feel anxious, so I must be in danger'.

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Function Analysis

The connection between a behavior, its triggers, and its consequences. This is used to understand the motivations behind behaviors and cognitive distortions.

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Cognitive Behavioral Therapy (CBT)

A form of therapy that focuses on identifying and changing negative thought patterns, challenging distorted thinking, and developing more adaptive coping strategies.

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Social Media Use Impact

The degree to which an individual's well-being or mental health is influenced by their social media use.

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Specific Activities Impact

The idea that different aspects of social media use can lead to different outcomes. Specific content and interactions can have varying impacts on a person.

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Variability in Responses

The tendency for individuals to respond to social media use in diverse ways. Some may experience negative effects, while others experience positive effects, and many experience minimal impact.

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Problematic Social Media Use

A pattern of excessive social media use that causes significant problems in a person's life, characterized by preoccupation, neglect of responsibilities, and inability to stop using.

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Sleep Debt

The tendency for sleep pressure to increase the longer you're awake. This is like a 'sleep debt' that builds up.

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Circadian Rhythm

The biological rhythm that regulates your sleep-wake cycle based on the natural light-dark cycle. It's influenced by sunlight and controlled by the SCN.

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Suprachiasmatic Nucleus (SCN)

A small area in your brain that's like the 'master clock' for your circadian rhythm. It signals when you should be tired or alert.

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Melatonin

A neurotransmitter that is produced in higher amounts at night by the SCN. It helps promote sleepiness.

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Two-Process Model of Sleep

A model of sleep regulation that explains how sleep pressure and circadian rhythm work together to determine sleepiness.

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Memory Consolidation During Sleep

The process responsible for transferring memories from the hippocampus to the cortex during sleep.

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Adenosine

This is a neurochemical that is produced in the brain as a result of energy use. It signals to your body that it's time to rest.

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Slow-Wave Sleep

A type of sleep characterized by slow brain waves, low heart rate, and reduced muscle activity. It's crucial for restoring bodily functions and reducing sleep pressure.

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Evolutionary Mismatch Hypothesis

The concept that modern humans may experience mental health issues due to a mismatch between our evolved biology and the modern environment.

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Mismatch

A situation where an organism's biological traits, evolved for a specific environment, are no longer well-suited for the current environment.

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Modern Environment Mismatches

Examples include high-sugar and high-fat foods, lack of physical activity, and artificial light at night.

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Modern Hunter-Gatherer Evidence

Modern Hunter-gatherer societies, like the Hadza, live in environments similar to our ancestors. These societies experience lower rates of depression, supporting the evolutionary mismatch hypothesis.

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Nutrition Mismatch

The idea that our evolved biology is predisposed towards seeking out sugary and fatty foods, which were scarce in our ancestral environment.

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Mental Health and Mismatch

The mismatch hypothesis suggests that some mental health issues, like depression, may be linked to the gap between our evolved traits and modern environments.

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Types of Mismatch

A mismatch can be 'forced,' where an organism is placed in a new environment, or 'hijacked,' where novel stimuli trigger a mechanism designed for different stimuli.

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Implications for Psychology

The mismatch hypothesis highlights the importance of understanding our evolved psychology and its role in shaping our experience in the modern world.

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Study Notes

Sleep Myths Busted

  • Eight hours of sleep isn't necessary for optimal function
  • Sleep needs vary greatly between individuals
  • Waking up two to three times a night is a normal occurrence

Effects of Sleep Deprivation/Oversleeping

  • Cognitive impairment
  • Increased heart rate variability
  • Elevated risk of heart attacks
  • Weakened immune system

Why We Sleep

  • Energy conservation
  • Immune function maintenance, hormonal restoration (melatonin)
  • Memory consolidation (before and after learning)

Sleep and Learning/Memory

  • Sleep is crucial to consolidate memories
  • Sleep following learning is essential for memory formation
  • Sleep replay of memories allows for connections and integration of new memories

Sleep Mechanisms

  • Sleep pressure (homeostasis): builds up with wakefulness, reduced during sleep
  • Biological clock/Circadian pattern (suprachiasmatic nucleus): regulated by sunlight and melatonin production

Sleep Disorders

  • Insomnia, hypersomnia, narcolepsy, breathing disorders
  • Circadian rhythm sleep-wake disorders, parasomnias (nightmares)
  • Non-rapid eye movement sleep arousal (sleepwalking, sleep terrors)
  • Rapid eye movement sleep behavior disorder

Two-Process Model of Sleep

  • Process S (Sleep Pressure): builds up with wakefulness, reduced during sleep.
  • Process C (Circadian Rhythm): internal 24-hour clock (regulated by external cues like light)
  • Interaction of Process S and C regulates sleep-wakefulness

Sleep Onset, Wakefulness, and Misalignment

  • Sleep onset occurs when sleep pressure is high and the circadian rhythm is at a low point.
  • Misalignment (e.g., jet lag, shift work) disrupts the two processes, leading to sleep difficulties.

Sleep Stages (REM Sleep):

  • Characterized by muscle paralysis, allowing for dreams
  • During REM, the visual system is active
  • First three sleep cycles are particularly important

Sleep Disorders in the DSM-5

  • Insomnia disorder, hypersomnolence disorder, narcolepsy
  • Breathing-related sleep disorders, Circadian Rhythm Sleep-Wake Disorders
  • Parasomnias (including nightmares), Non-Rapid Eye Movement Sleep Arousal Disorders, Rapid Eye Movement Sleep Behavior Disorder

Treatments for Sleep Disorders

  • Light therapy
  • Melatonin (except for insomniacs)
  • Chronotherapy adjusts bedtime and rising time gradually
  • Cognitive-Behavioural therapy (for insomnia)

Cognitive-Behavioral Therapy for Insomnia (CBT-I)

  • Effective first-line treatment
  • Targets dysfunctional, sleep-related thoughts
  • Stimulus Control (bed for sleep), Sleep Restriction, Scheduling
  • Improves sleep efficiency
  • Avoids long-term side effects of medications

Sleep Efficiency

  • The ratio of total sleep time to total time in bed
  • Improved sleep efficiency is a therapeutic goal

Future Research in Insomnia

  • Combining experimental paradigms with neuroimaging to better understand and alleviate distress
  • Addressing insufficient responses to CBT for insomnia

Social Media and Sleep

  • Problematic smartphone use is associated with lower sleep quality and depressive symptoms
  • Technology can create a digital divide and affect educational attainment

Operationalization and Assessment of Problematic Technology Use

  • Distinction between problematic use and addiction
  • DSM-5 criteria may overestimate technology addiction
  • Need for more accurate research methods to assess problematic technology use

Operationalization of mental health impacts

  • Social Media (SMU) is significantly linked with both higher and lower wellbeing

Psychology of Suicidal Behaviour

  • Understanding suicidal ideation and behaviour critical for effective intervention
  • Testing effectiveness of suicide intervention challenging and complex (ethics, randomisation etc.)
  • Language matters eg. self-murder

Terror Management Theory

  • Humans have an awareness of mortality, leading to a fear of death
  • Cultural norms, and belief systems provide a buffer against existential anxiety

Theories of Suicide

  • Multiple theories exist, including psychological factors
  • Diathesis-stress, interpersonal, socio-cultural perspectives are explored

Personality and Suicide

  • Individuals with high neuroticism and low extroversion more susceptible to suicidal ideation

Life Events and Risk Factors

  • Experiences of trauma (sexual/physical abuse) and negative life events increase risk for suicidal behaviours.
  • Social media influence on suicidal behaviour

Cognitive Distortions

  • Irrational or biased thinking causes negative perceptions
  • Faulty thinking patterns
  • Protective thought patterns, considered positive
  • Strategies in CBT

Mismatch Theory in Depression

  • Evolutionary mismatches: modern lifestyle differs from ancestral environment contributing to depression.
  • Lifestyle factors (sleep, diet, social interaction) are major factors for depression
  • Evolutionary pressures led to predispositions to depression in a specific environment

Personality Disorders (Clustering of Characteristics):

  • Cluster A(paranoid, schizoid, schizotypal), Cluster B (antisocial, borderline, histrionic, narcissistic), Cluster C (avoidant, dependent, obsessive-compulsive)

Borderline Personality Disorder

  • Symptoms resembling psychosis and neurosis
  • Emotional dysregulation, interpersonal conflicts
  • Self-awareness may be present
  • Treat with medications (mood stabilizers, antidepressants, antipsychotics) and psychotherapy (DBT, MBT)

Stalking

  • Defined as a fixation, unmet need, or a response to a troubled relationship
  • Can result in obsessive behaviours
  • Mental health professionals are highly vulnerable.

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