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What is the role of the amygdala in the stress response?

  • Activates the parasympathetic nervous system
  • Secretes adrenaline directly
  • Stimulates the digestive system
  • Judges whether a situation is stressful (correct)
  • The parasympathetic nervous system increases heart rate during stress.

    False

    What is released from the adrenal medulla during the fight or flight response?

    adrenaline

    The process of fight or flight is initiated when the hypothalamus sends signals to the __________ and adrenal medulla.

    <p>pituitary gland</p> Signup and view all the answers

    Match the following components of the stress response with their functions:

    <p>Amygdala = Judges stressfulness of a situation Hypothalamus = Activates the pituitary gland Adrenal Medulla = Releases adrenaline Sympathetic nervous system = Increases heart rate and blood pressure</p> Signup and view all the answers

    Which of the following effects are associated with adrenaline release?

    <p>Dilated pupils</p> Signup and view all the answers

    The autonomic nervous system operates under conscious control.

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

    What type of pathway does the fight or flight response act via?

    <p>Sympathomedullary Pathway (SAM)</p> Signup and view all the answers

    Which of the following actions are associated with the effects of adrenaline? (Select all that apply)

    <p>Dilating the pupil in the eye</p> Signup and view all the answers

    The fight or flight response encompasses only fighting or fleeing as reactions to stress.

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

    What hormone response is needed for individuals without adrenal glands to survive stress?

    <p>hormonal supplements</p> Signup and view all the answers

    The initial human response to danger, according to Gray (1988), is to __________.

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

    Match the following behaviors with their corresponding stress response:

    <p>Fight or Flight = Immediate action against threat Freeze = Hyper-vigilance before deciding on action Tend and Befriend = Protection of offspring and forming alliances Adrenaline = Hormonal response to stress</p> Signup and view all the answers

    What aspect of the fight or flight theory has been critiqued due to gender differences?

    <p>Its generalizability across all people</p> Signup and view all the answers

    High levels of consistency in hormone release during stress across individuals supports the fight or flight theory.

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

    What physiological change occurs when adrenaline is released in response to stress?

    <p>Increased heart rate and blood pressure</p> Signup and view all the answers

    What surgery is performed to separate the hemispheres of the brain in split-brain patients?

    <p>Corpus Callosotomy</p> Signup and view all the answers

    Hemispheric lateralization suggests that the two halves of the brain perform exactly the same functions.

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

    What general procedure did Sperry use in his studies with split-brain patients?

    <p>An image or word was projected to one visual field while a different image was projected to the other visual field.</p> Signup and view all the answers

    Lotta's grandmother suffered damage to Broca's area, which is primarily responsible for __________.

    <p>speech production</p> Signup and view all the answers

    Match the following brain areas with their functions:

    <p>Broca's Area = Speech production Motor Cortex = Voluntary movement control Corpus Callosum = Connects the two hemispheres Right Hemisphere = Creativity and spatial abilities</p> Signup and view all the answers

    Which of the following findings was made by Schneider et al. (2014)?

    <p>Cognitive rehabilitation can enhance recovery.</p> Signup and view all the answers

    Plasticity refers to the brain's ability to change and adapt as a result of experience.

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

    What is a real-life application of cross-modal reassignment?

    <p>Using touch to identify objects when vision is impaired.</p> Signup and view all the answers

    What hormone is implicated in the cause of Seasonal Affective Disorder (SAD)?

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

    Phototherapy has been shown to relieve symptoms in 60% of SAD sufferers.

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

    How long does a typical sleep cycle last?

    <p>90-120 minutes</p> Signup and view all the answers

    The pineal gland secretes melatonin during the __________.

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

    Match the sleep stages with their descriptions:

    <p>Stage 1 = Lightest stage of NREM sleep featuring slow eye movements Stage 2 = Defined NREM sleep with sleep spindles Stage 3 = Deep sleep with the least likelihood of awakening REM Sleep = Stage where dreaming most commonly occurs</p> Signup and view all the answers

    What effect did the study by Eastman et al. (1998) find concerning a placebo?

    <p>A 30% placebo effect</p> Signup and view all the answers

    The first sleep cycles of the night generally have longer periods of REM sleep.

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

    What type of light is used in phototherapy for treating SAD?

    <p>Strong light from a light box</p> Signup and view all the answers

    What are the two main divisions of the nervous system?

    <p>Central and peripheral</p> Signup and view all the answers

    The peripheral nervous system is responsible for sending information to the central nervous system.

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

    What is the role of neurotransmitters in synaptic transmission?

    <p>To transmit signals between neurons.</p> Signup and view all the answers

    The ______ nervous system consists of the brain and spinal cord.

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

    Which hormone is primarily involved in the fight or flight response?

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

    Match the following brain functions with their corresponding areas:

    <p>Broca's area = Language production Wernicke's area = Language comprehension Motor cortex = Movement control Visual cortex = Processing visual information</p> Signup and view all the answers

    The endocrine system consists of only glands.

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

    Name one method used to study the brain.

    <p>Functional magnetic resonance imaging (fMRI)</p> Signup and view all the answers

    What hormone is primarily associated with the stress response?

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

    Dendrites are structures that send signals to other neurons.

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

    What do chromosomes hold?

    <p>Genetic material</p> Signup and view all the answers

    The _______ is part of the brain that connects the nervous system to the endocrine system.

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

    Match the following terms with their correct definitions:

    <p>Adrenal glands = Produce hormones like adrenaline and cortisol DZ twins = Non-identical twins sharing 50% of genes Empirical Data = Based on scientific testing or personal experience Endocrine system = Secretes hormones into the bloodstream</p> Signup and view all the answers

    Which component of the nervous system controls involuntary responses?

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

    The fight or flight response is a physiological reaction to stress.

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

    What is the process of drawing conclusions about general patterns of behavior called?

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

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