Health Psychology Part 2: Biopsychological Interactions Quiz
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Questions and Answers

What is the organism's ability to keep its internal environment stable, despite changes in the external environment, known as?

  • Feedback control
  • Compensatory stress response
  • Homeostatic regulation (correct)
  • Stressor interaction
  • Which system serves as the interface for interaction with the external environment?

  • Respiratory system
  • Endocrine system
  • Immune system
  • Central nervous system (correct)
  • What is the term used to describe a threat to homeostasis?

  • Compensatory stress response
  • Psychological stressor
  • Feedback control
  • Stressor (correct)
  • Which type of stressors work bottom-up to activate homeostatic threat?

    <p>Physical stressors</p> Signup and view all the answers

    What happens when the body reacts to maintain stable levels of temperature, blood pressure, and blood pH?

    <p>Feedback control</p> Signup and view all the answers

    What does the brain signal the body to do when it senses heat in order to reduce the temperature?

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

    What is the purpose of the system nervous signaling to muscles to contract when the temperature drops?

    <p>To conserve heat</p> Signup and view all the answers

    What is the role of baroreceptors in the regulation of blood pressure?

    <p>Detect changes in arterial pressure</p> Signup and view all the answers

    In response to an increase in blood pH, what action does the body take?

    <p>Increase hyperventilation</p> Signup and view all the answers

    What is the function of feedforward control in homeostatic regulation?

    <p>Anticipating and correcting perturbations before they occur</p> Signup and view all the answers

    What does the Frank Starling Mechanism regulate?

    <p>Blood volume in the atrium chambers</p> Signup and view all the answers

    Which division of the autonomic nervous system is responsible for reciprocal regulation of organic function?

    <p>Parasympathetic nervous system (PNS)</p> Signup and view all the answers

    What is the role of postganglionic fibers in the autonomic nervous system?

    <p>Elaborate and transmit more detailed messages to target organs</p> Signup and view all the answers

    What do ganglia function as in the autonomic nervous system?

    <p>Part of local regulation system/reflexes</p> Signup and view all the answers

    What is the consequence of increasing ventilation and heart rate before physical exercise, even before PaCO2 increases?

    <p>Increase blood pH levels</p> Signup and view all the answers

    What is the main purpose of intrinsic control mechanisms in homeostatic regulation?

    <p>To regulate vital organs independently of external factors</p> Signup and view all the answers

    Which type of stressors work top down to activate homeostatic threat?

    <p>Psychological stressors</p> Signup and view all the answers

    What is the term used to describe an organism's ability to keep its internal environment stable, despite changes in the external environment?

    <p>Homeostatic regulation</p> Signup and view all the answers

    What is the main interface for interaction with the external environment?

    <p>Central nervous system</p> Signup and view all the answers

    What does the brain signal the body to do when it senses heat in order to reduce the temperature?

    <p>Sweat to reduce temperature</p> Signup and view all the answers

    What is the consequence of increasing ventilation and heart rate before physical exercise, even before PaCO2 increases?

    <p>Increased blood pH levels</p> Signup and view all the answers

    Which division of the autonomic nervous system is responsible for reciprocal regulation of organic function?

    <p>Parasympathetic nervous system</p> Signup and view all the answers

    What is the physiological response to a decrease in blood pH levels?

    <p>Hyperventilation and increased gas exchange</p> Signup and view all the answers

    Which mechanism is responsible for increased wall stretch and muscle fiber tension in the atria before the next beat of the heart?

    <p>Frank Starling Mechanism</p> Signup and view all the answers

    What is the primary function of the autonomic nervous system in the context of homeostatic regulation?

    <p>Reciprocal regulation of organic function</p> Signup and view all the answers

    In response to a decrease in temperature, what does the nervous system signal the muscles to do?

    <p>Contract to generate heat and conserve warmth</p> Signup and view all the answers

    What is the primary role of baroreceptors in the regulation of blood pressure?

    <p>Detect changes in arterial pressure</p> Signup and view all the answers

    Which division of the autonomic nervous system is responsible for increasing heart rate and blood pressure during stressful situations?

    <p>Sympathetic (SNS)</p> Signup and view all the answers

    What is the term used to describe the body's ability to anticipate and correct perturbations before they occur?

    <p>Feedforward control</p> Signup and view all the answers

    What is the purpose of intrinsic control mechanisms in homeostatic regulation?

    <p>To coordinate responses between vital organs and local reflexes</p> Signup and view all the answers

    'Hyperpnea' refers to which physiological response before physical exercise?

    <p>Hyperventilation and increased heart rate</p> Signup and view all the answers

    What is the main function of ganglia in the autonomic nervous system?

    <p>To relay signals between afferent and efferent pathways</p> Signup and view all the answers

    What is 'homeostatic regulation' most closely associated with?

    <p>The organism's ability to maintain internal stability despite external changes</p> Signup and view all the answers

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