NURS 2003H Week 1: Concept of Stress
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Questions and Answers

According to Hans Selye's general adaptation syndrome, what is the initial stage of the stress response?

  • Alarm (correct)
  • Resistance
  • Adaptation
  • Exhaustion

Stress is an objective phenomenon experienced universally in the same way.

False (B)

What are the three stages of Selye's general adaptation syndrome?

Alarm, resistance, exhaustion

Stress occurs when an individual perceives they cannot adequately cope with the ______ being made on them.

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

Match the following terms with their corresponding definitions:

<p>Stress = A non-specific response of the body to any demand made on it General Adaptation Syndrome = A three-stage model explaining the body's response to stress Alarm Stage = The initial stage of the general adaptation syndrome, characterized by physiological changes Resistance Stage = The stage where the body attempts to adapt and cope with the stressor Exhaustion Stage = The final stage of the general adaptation syndrome, where the body's resources are depleted</p> Signup and view all the answers

Stress is a subjective experience, meaning what is stressful to one person may not be stressful to another.

<p>True (A)</p> Signup and view all the answers

Which of these is NOT a factor that affects a person's perception of stress?

<p>Social Media Usage (B)</p> Signup and view all the answers

What is the name of the measurement tool developed by Holmes, Rahe, Masuda, and Miller to assess the impact of life changes on stress?

<p>Social Readjustment Rating Scale</p> Signup and view all the answers

According to the theory of stress as a transaction, individuals engage in ______ appraisal to evaluate the potential threat of a stressful situation.

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

Match the stress theory with its corresponding key figure(s):

<p>Stress as a Stimulus = Holmes, Rahe, Masuda &amp; Miller Stress as a Transaction = Lazarus &amp; Folkman Stress as a Response = Selye</p> Signup and view all the answers

What is allostasis?

<p>Achieving homeostasis in the presence of a challenge (B)</p> Signup and view all the answers

The resistance stage of the General Adaptation Syndrome (GAS) indicates that no physical energy is being used to adapt to the stress.

<p>False (B)</p> Signup and view all the answers

What is the final stage of the General Adaptation Syndrome (GAS)?

<p>stage of exhaustion</p> Signup and view all the answers

The ________ mediates emotions and behaviors during stress such as fear and anxiety.

<p>Limbic System</p> Signup and view all the answers

Match the following brain structures with their main functions:

<p>Cerebral Cortex = Processes stress stimuli and considers future consequences Limbic System = Mediates emotions and behaviors during stress Hypothalamus = Regulates nervous and endocrine system Allostasis = Achieves homeostasis in the presence of a challenge</p> Signup and view all the answers

What hormone primarily manages sodium and potassium levels in the body?

<p>Aldosterone (C)</p> Signup and view all the answers

The anterior pituitary gland releases cortisol directly.

<p>False (B)</p> Signup and view all the answers

What physiological effect does stress have on pain perception?

<p>It blunts the perception of pain.</p> Signup and view all the answers

ACTH stimulates the adrenal _____ to produce cortisol.

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

Match the following coping strategies with their descriptions:

<p>Emotion-focused coping = Managing emotions related to stressors Problem-focused coping = Finding solutions to problems Relaxation strategies = Techniques to decrease stress from the body Stress management techniques = Activities for coping with stressful situations</p> Signup and view all the answers

Which of the following is NOT a typical relaxation strategy?

<p>Problem-solving (D)</p> Signup and view all the answers

Gluconeogenesis refers to the process of breaking down glucose for energy.

<p>False (B)</p> Signup and view all the answers

What is the primary role of B-endorphins during stress?

<p>To blunt the perception of pain.</p> Signup and view all the answers

Which stage of the General Adaptation Syndrome (GAS) occurs first?

<p>Alarm Reaction (D)</p> Signup and view all the answers

Epinephrine is specific to the heart and is released during the Alarm Reaction stage.

<p>True (A)</p> Signup and view all the answers

What physiological response occurs during the 'fight or flight' response?

<p>Increased heart rate and blood flow to vital organs.</p> Signup and view all the answers

The physiological resources used to cope with stress are part of the __________ response.

<p>neuro-endocrine immune</p> Signup and view all the answers

Match each response or process with its corresponding description:

<p>Epinephrine = Increases heart rate Norepinephrine = Prioritizes blood flow to core organs Cortisol = Regulates metabolism during stress Homeostasis = Return to normal equilibrium</p> Signup and view all the answers

During which stage does a person use various physiological resources to cope with stress?

<p>Stage of Resistance (C)</p> Signup and view all the answers

Shallow breathing is an effective way to increase oxygen supply during acute stress.

<p>False (B)</p> Signup and view all the answers

What is the primary function of the body's response to stress?

<p>To return to a state of equilibrium or homeostasis.</p> Signup and view all the answers

The process of breaking down glycogen to use as energy during stress is called __________.

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

Which of the following stimuli can a person appraise as positive?

<p>Stressors like those experienced by athletes (B)</p> Signup and view all the answers

According to Hans Selye, what is the non-specific response of the body to any demand made on it?

<p>Stress (A)</p> Signup and view all the answers

Stress is an objective phenomenon, meaning it is experienced universally in the same way.

<p>False (B)</p> Signup and view all the answers

Stress occurs when a person perceives they cannot adequately cope with the ______ being made on them.

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

Which theory of stress focuses on the individual's cognitive appraisal of stressors?

<p>Stress as a Transaction (B)</p> Signup and view all the answers

Hardiness refers to a person's inherent ability to be resilient under stress.

<p>False (B)</p> Signup and view all the answers

What term describes a positive attitude that influences how a person perceives stress?

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

The Social Readjustment Rating Scale was developed to measure _______ changes that impact stress.

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

Match the following terms with their descriptions:

<p>Commitment = Dedication and motivation in the face of stress Control = Belief in one's ability to influence outcomes Openness to Change = Willingness to adapt to new circumstances Internal Locus of Control = Perception that one has control over life events</p> Signup and view all the answers

What is the primary hormone released during stress that schedules gluconeogenesis?

<p>Cortisol (D)</p> Signup and view all the answers

A diuretic hormone promotes urination.

<p>True (A)</p> Signup and view all the answers

What physiological changes might indicate an individual's stress response?

<p>Increased heart rate, elevated blood pressure, and sweating.</p> Signup and view all the answers

The anterior pituitary gland releases____________ to stimulate the adrenal glands.

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

Match the following coping strategies with their appropriate descriptions:

<p>Meditation = A method to achieve mindfulness and relaxation Social support = Using friends or family to manage stress Humour = A coping technique that uses laughter to relieve stress Yoga = A physical practice combining postures and breath control</p> Signup and view all the answers

Which hormone is responsible for managing sodium and potassium levels in the body?

<p>Aldosterone (B)</p> Signup and view all the answers

Emotion-focused coping strategies involve actively solving problems.

<p>False (B)</p> Signup and view all the answers

What is the effect of B-endorphins during stress?

<p>They help to blunt the perception of pain.</p> Signup and view all the answers

What key function does the hypothalamus serve during stress?

<p>Controls the sympathetic and parasympathetic nervous systems (D)</p> Signup and view all the answers

The final stage of the General Adaptation Syndrome (GAS) is called the stage of resistance.

<p>False (B)</p> Signup and view all the answers

What is the term used for achieving homeostasis in the presence of a challenge?

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

During the resistance stage, physical energy is still being used to adapt to the ______.

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

Match the physiological responses to their corresponding brain structures:

<p>Cerebral Cortex = Processes stress stimuli and considers consequences Limbic System = Mediates emotions such as fear and anxiety Hypothalamus = Regulates the nervous system under stress</p> Signup and view all the answers

What is the primary physiological response during the Alarm Reaction stage?

<p>Activation of the 'fight or flight' response (A)</p> Signup and view all the answers

The Stage of Exhaustion occurs when the body has successfully adapted to the stress.

<p>False (B)</p> Signup and view all the answers

What does Selye's General Adaptation Syndrome (GAS) consist of?

<p>Alarm Reaction, Stage of Resistance, Stage of Exhaustion</p> Signup and view all the answers

During stress, the body prioritizes blood flow to the __________ organs.

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

Match each stage of the General Adaptation Syndrome with its description:

<p>Alarm Reaction = Initial response to stress, activating fight or flight Stage of Resistance = Adaptation to stress, sustained physiological response Stage of Exhaustion = Depletion of resources, leading to burnout</p> Signup and view all the answers

Which of the following neurotransmitters is specifically related to the peripheral vascular system during stress?

<p>Norepinephrine (B)</p> Signup and view all the answers

Stressors can always be positively appraised as eustress.

<p>False (B)</p> Signup and view all the answers

What physiological response occurs to the vessels during the 'fight or flight' response?

<p>Vessels get smaller</p> Signup and view all the answers

The process of using stored glycogen for energy during stress is called __________.

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

What kind of stress is characterized by the body’s acute 'fight or flight' response?

<p>Acute stress (B)</p> Signup and view all the answers

Flashcards

Stress (Selye)

A non-specific response of the body to any demand made on it.

Stress (Folkman & Lazarus)

Occurs when one perceives they cannot adequately cope with demands made on them or their well-being is threatened.

General Adaptation Syndrome (GAS)

A three-stage response to stress, involving: alarm, resistance, and exhaustion.

Alarm Stage (GAS)

The initial stage of GAS, characterized by the fight-or-flight response triggered by the sympathetic nervous system.

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Resistance Stage (GAS)

The second stage of GAS, where the body attempts to adapt to the stressor, and hormone levels stabilize.

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Stress is Subjective

Stress is a subjective experience, meaning what is stressful for one person may not be stressful for another.

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Uplifts

Positive events or experiences that can buffer against stress and promote well-being.

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Hassles

Daily hassles or minor annoyances that can contribute to stress.

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Hardiness

The way a person deals with stress, characterized by commitment, control, and openness to change.

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Sense of Coherence

A sense of meaning and purpose in life, often linked to a positive outlook and a belief in one's ability to cope.

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Allostasis

A state of balance achieved by the body while facing a challenge or stressor.

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Alarm Stage

The body's initial response to stress, characterized by the release of hormones like adrenaline and cortisol. This phase prepares the body for 'fight or flight'.

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Resistance Stage

The body continues to fight against the stressor, but energy reserves are depleted and the body is in a state of sustained stress.

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Exhaustion Stage

The final stage of stress response where the body's resources are completely exhausted and the body is unable to cope with the stress.

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Limbic System

The part of the brain responsible for processing emotional responses and behaviors related to stress. It mediates feelings like fear, anxiety, and frustration.

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Aldosterone

A hormone produced by the adrenal gland that helps regulate blood pressure and fluid balance by managing sodium and potassium levels.

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Stress Response

The body's natural response to stress, involving a cascade of physiological changes.

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Cortisol

A hormone released by the adrenal gland in response to stress, helping the body cope with challenges. It increases blood sugar, suppresses the immune system, and assists with repairing tissues.

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Pro-opiomelanocortin (POMC)

Small protein fragments released by the pituitary gland during stress, including beta-endorphins and ACTH.

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Beta-Endorphins

Hormones that act as natural painkillers, produced in response to stress, exercise, and pain.

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ACTH (Adrenocorticotropic Hormone)

A hormone released by the pituitary gland during stress that stimulates the adrenal gland to produce cortisol.

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Problem-Focused Coping

Coping strategies that focus on changing the stressful situation or finding solutions to the problem.

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Emotion-Focused Coping

Coping strategies that involve managing emotions related to stress and promoting well-being.

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Stress Appraisal

The process of evaluating a situation as stressful, irrelevant, benign, or positive.

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Alarm Reaction

The body's initial response to a stressor, characterized by the 'fight or flight' response. This activates the sympathetic nervous system.

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Sympathoadrenal Response

Increased heart rate, faster breathing, and constriction of blood vessels to prioritize blood flow to vital organs are all hallmarks of the Alarm Reaction.

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Stage of Resistance

The stage of stress response where the body attempts to regain stability and adapt to the ongoing stressor.

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Stage of Exhaustion

The final stage of stress response, where the body's resources are depleted and the individual is unable to cope.

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Neuro-Endocrine Immune Response

A neuro-endocrine response involving the sympathetic nervous system and the adrenal glands, leading to the release of hormones, such as epinephrine (adrenaline), which prepare the body for 'fight or flight'.

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Homeostasis

The process of maintaining a stable internal environment in the body.

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Stroke Volume

The amount of blood pumped by the heart with each beat.

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Stress

An emotional and physiological response to a demanding situation or threat. It is often characterized by feelings of anxiety, fear, or tension.

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Stress (definition)

An individual's subjective experience of a situation as a threat to well-being or an inability to cope with demands.

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Stress (Selye’s definition)

The body's generalized response to any demand made on it, involving a cascade of physiological changes.

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Alarm Stage of GAS

The initial stage of GAS, characterized by the body's 'fight or flight' response, mediated by the sympathetic nervous system, leading to increased heart rate and adrenaline release.

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Resistance Stage of GAS

The second stage of GAS, where the body tries to adapt to the prolonged stressor, sustaining hormone levels and energy mobilization. However, this can lead to depletion of resources.

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Social Readjustment Rating Scale

A tool to measure stress levels based on life events occurring within a specific timeframe.

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General Adaptation Syndrome

A three-stage response to stress.

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Internal Locus of Control

The perception that things are controllable, manageable and that there are resources to cope with challenges.

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What is aldosterone?

A hormone produced by the adrenal glands which helps regulate blood pressure and fluid balance by managing sodium and potassium level.

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What is cortisol?

A hormone released by the adrenal gland in response to stress, increasing blood sugar, suppressing the immune system, and assisting with tissue repair.

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What is POMC?

A protein fragment released by the anterior pituitary gland that stimulates production of ACTH and beta-endorphins during stress.

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What is ACTH?

A hormone produced by the anterior pituitary gland that stimulates the adrenal gland to produce cortisol. It is released during stress.

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What are Beta-endorphins?

Natural pain relievers produced in response to stress or exercise.

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What is problem-focused coping?

Coping strategies that attempt to find solutions to the problem causing stress.

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What is emotion-focused coping?

Coping strategies that focus on managing emotions related to stress to create a sense of well-being.

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What is the stress response?

The physiological response to a perceived threat, involving changes in heart rate, breathing, and hormone release.

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Study Notes

NURS 2003H Nursing Therapeutics - Week 1 Lecture: The Concept of Stress

  • This week's lecture focuses on the concept of stress, including definitions, theories, and physiological effects.
  • Key objectives include discussing stress definitions and theories, examining Selye's General Adaptation Syndrome (GAS), exploring the role of nervous and endocrine systems in stress, and describing physiological effects and management strategies.
  • Stress is a nonspecific response of the body to any demand made on it (Selye).
  • Stress is subjective; what is stressful to one person may not be to another. Uplifts and hassles can influence perception.
  • Stress is a phenomenon; it can be difficult to describe internal mechanisms causing individual differences.
  • Stress as a stimulus: The Social Readjustment Rating Scale (SRRS) measures stress from life events. Frequent changes in life increase stress risk. Examples include death of a spouse, divorce, and personal injury.
  • Stress as a transaction (Lazarus and Folkman): Neuro-scientific way of appraising stress cognitively through primary and secondary appraisal.
  • Stress as a response (Selye's GAS): Consists of three stages:
    • Alarm Reaction: A "fight or flight" response involving increased heart rate, breathing, and physiological changes (e.g., vasoconstriction, increased blood pressure, increased cardiac output).
    • Stage of Resistance: The body uses resources to cope with stress, maintaining function physically. This stage builds resilience to some extent.
    • Stage of Exhaustion: Physical resources are depleted; symptoms vary but can include increase in mental alertness, normalization of vital signs prior to death. Treatment is needed if the person is not adapting.
  • Physiological responses to stress:
    • Cerebral Cortex: Processes stress stimuli and past experiences.
    • Limbic System: Relays information, involved in emotions (fear, anxiety).
    • Hypothalamus: Regulates the Sympathetic Nervous System (SNS) and Parasympathetic Nervous System (PNS).
  • Hypothalamic-Pituitary-Adrenal (HPA) Axis Response to Stress: This section details the hormonal cascade: stress stimulates hypothalamus, releasing CRH, triggering ACTH from the anterior pituitary and finally stimulating cortisol release, and the physiological effects/responses, such as increased heart rate, breathing rate, blood glucose, and decreased digestion.
  • Coping strategies:
    • Emotion-focused coping: Manage stress-related emotions. May involve meditation, yoga, and relaxation activities. Box breathing is also mentioned.
    • Problem-focused coping: Identify and solve problems.
  • Specific coping strategies: Relaxation breathing, meditation, imagery, music, muscle relaxation, thought stopping, humour, assertive behaviour, social support, journal keeping, colouring, and biofeedback are all options. The importance of a positive attitude in stress management is also highlighted.

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This quiz covers the concept of stress as discussed in NURS 2003H's Week 1 lecture. It includes definitions, theories, and the physiological effects of stress, focusing on Selye's General Adaptation Syndrome and the roles of the nervous and endocrine systems. Understanding individual differences in stress perception is also addressed.

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