Nervous System part 1
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Questions and Answers

What is the primary function of the nervous system?

  • To produce hormones
  • To circulate blood throughout the body
  • To regulate muscular and glandular activities (correct)
  • To control body temperature

    • What type of response involves conscious awareness?

  • Motor response
  • Sensory response
  • Involuntary response
  • Voluntary response (correct)

    • What is the role of sensory receptors in the nervous system?

  • To respond to internal and external stimuli (correct)
  • To regulate body temperature
  • To produce hormones
  • To transmit motor responses

    • Which part of the nervous system controls involuntary responses?

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

    What is the term for the process of combining sensory information with memories and emotions?

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

    What type of muscle is influenced by the autonomic nervous system?

    <p>Cardiac muscle</p> Signup and view all the answers

    What is the direction of sensory information flow in the nervous system?

    <p>From periphery to central nervous system</p> Signup and view all the answers

    What is the term for the response to a stimulus?

    <p>Motor response</p> Signup and view all the answers

    What is the function of the nervous system in maintaining homeostasis?

    <p>Controlling muscular and glandular activities</p> Signup and view all the answers

    What is the difference between voluntary and involuntary responses?

    <p>Voluntary responses are conscious, while involuntary responses are subconscious</p> Signup and view all the answers

    What is the role of the nervous system in receiving information about the environment?

    <p>To receive information about the environment</p> Signup and view all the answers

    What is the main function of the cerebral cortex?

    <p>To control voluntary motor functions and process sensory information</p> Signup and view all the answers

    What is the term for the ridges on the surface of the brain?

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

    Which lobe of the brain is responsible for processing auditory information?

    <p>Temporal lobe</p> Signup and view all the answers

    What is the term for the activation of sensory receptors?

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

    What is the pathway that information takes from the senses to the brain?

    <p>Afferent pathway</p> Signup and view all the answers

    What is the term for the nerves that transmit sensory information from the senses to the brain?

    <p>Sensory nerves</p> Signup and view all the answers

    Which division of the nervous system is responsible for regulating organ systems and controlling homeostasis?

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

    What is the term for the area in the frontal lobe that controls voluntary movement?

    <p>Primary motor cortex</p> Signup and view all the answers

    What is the term for the groove that separates the left and right hemispheres of the brain?

    <p>Longitudinal fissure</p> Signup and view all the answers

    What is the term for the regions of the brain with many cell bodies and dendrites?

    <p>Grey matter</p> Signup and view all the answers

    What is the primary function of the sympathetic nervous system during emergency or stressful situations?

    <p>To prepare the body for strenuous exercise and increase oxygen delivery to skeletal muscles</p> Signup and view all the answers

    What is the effect of belladonna on the parasympathetic nervous system?

    <p>It inhibits the parasympathetic nervous system</p> Signup and view all the answers

    What is the main difference between the sympathetic and parasympathetic nervous systems?

    <p>The sympathetic nervous system is responsible for 'fight or flight', while the parasympathetic nervous system is responsible for 'rest and digest'</p> Signup and view all the answers

    What happens to the digestive system when the sympathetic nervous system is dominant?

    <p>It shuts down completely</p> Signup and view all the answers

    What is the purpose of sweating in the 'fight or flight' response?

    <p>To keep excess heat from causing the body to overheat</p> Signup and view all the answers

    What happens to heart rate when the parasympathetic nervous system is dominant?

    <p>It decreases to conserve energy</p> Signup and view all the answers

    What is the effect of the parasympathetic nervous system on gastric motility and blood flow?

    <p>It increases gastric motility and blood flow</p> Signup and view all the answers

    What is the purpose of salivation in the 'rest and digest' response?

    <p>To enhance swallowing</p> Signup and view all the answers

    Under which conditions does the parasympathetic nervous system dominate?

    <p>During quiet, resting conditions</p> Signup and view all the answers

    What is the result of the sympathetic nervous system dominating the parasympathetic nervous system due to belladonna?

    <p>Pupil dilation</p> Signup and view all the answers

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