Neurophysiology Quiz
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Questions and Answers

Which part of the nervous system orchestrates the appropriate motor responses?

  • Integrative components (correct)
  • Motor components
  • Cerebellum
  • Sensory components
  • What does the Central Nervous System (CNS) include?

  • Spinal cord and brain stem
  • Cerebral cortex and spinal nerves
  • Brain and spinal cord (correct)
  • Cerebellum and brain stem
  • How many pairs of spinal nerves contain both sensory (afferent) nerves and motor (efferent) nerves?

  • 40
  • 12
  • 24
  • 31 (correct)
  • Which nerves carry information to the spinal cord from the skin, joints, muscles, and visceral organs in the periphery?

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

    What is the function of efferent nerves?

    <p>Carry information from the spinal cord to the periphery</p> Signup and view all the answers

    Which part of the nervous system generates movement, contraction of cardiac and smooth muscle, and glandular secretions?

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

    What is the main function of the cerebellum?

    <p>Coordinate movement and balance</p> Signup and view all the answers

    Which part of the nervous system is responsible for receiving, storing, and processing sensory information?

    <p>Integrative components</p> Signup and view all the answers

    What is the role of somatic motor nerves?

    <p>Control voluntary movements</p> Signup and view all the answers

    Which part of the nervous system carries information from the spinal cord to the periphery?

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

    What is the function of autonomic nerves?

    <p>Conduct involuntary movements</p> Signup and view all the answers

    What is the function of sensory nerves?

    <p>Detect changes in environmental stimuli</p> Signup and view all the answers

    Which part of the brain stem contains autonomic centers that regulate breathing, blood pressure, and swallowing reflexes?

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

    Which part of the brain stem participates in balance, maintenance of posture, and relays information from the cerebral hemispheres to the cerebellum?

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

    Where is the pontine micturition center located, which serves as the exit site for impulses going to the bladder?

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

    Which part of the brain stem participates in the control of eye movements and contains nuclei of the auditory and visual systems?

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

    Which brain structure integrates sensory information about position from the spinal cord, motor information from the cerebral cortex, and balance information from the vestibular organs of the inner ear?

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

    Which brain structure processes almost all sensory information going to the cerebral cortex and almost all motor information coming from the cerebral cortex to the brain stem and spinal cord?

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

    Which part of the brain contains centers that regulate body temperature, food intake, water balance, and also controls hormone secretions of the pituitary gland?

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

    Which brain structure is involved in perception, higher motor functions, cognition, memory, and emotion?

    <p>Cerebral hemispheres</p> Signup and view all the answers

    Which part of the brain receives input from all lobes of the cerebral cortex and sends projections, via the thalamus, to the motor cortex to assist in regulating movement?

    <p>Basal ganglia</p> Signup and view all the answers

    Which structure is involved in memory and emotional responses to odors, and communicates with the autonomic nervous system via the hypothalamus?

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

    What is the main function of dendrites in the nervous system?

    <p>Receive information and contain receptors for neurotransmitters</p> Signup and view all the answers

    What is the main function of axons in the nervous system?

    <p>Rapidly move materials between the cell body and the axon terminus</p> Signup and view all the answers

    Which part of the brain stem participates in the control of eye movements and contains nuclei of the auditory and visual systems?

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

    Which brain structure is involved in memory and emotional responses to odors, and communicates with the autonomic nervous system via the hypothalamus?

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

    Where is the pontine micturition center located, which serves as the exit site for impulses going to the bladder?

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

    What is the main function of dendrites in the nervous system?

    <p>Receive information and contain receptors for neurotransmitters</p> Signup and view all the answers

    What is the main function of the cerebral hemispheres?

    <p>Perception, higher motor functions, cognition, memory, and emotion</p> Signup and view all the answers

    Which part of the nervous system is responsible for receiving, storing, and processing sensory information?

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

    What is the function of the basal ganglia in the nervous system?

    <p>Inhibit many motor systems</p> Signup and view all the answers

    What is the main function of the hypothalamus in the nervous system?

    <p>Regulate body temperature, food intake, water balance, and hormone secretions</p> Signup and view all the answers

    Which part of the nervous system carries information from the spinal cord to the periphery?

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

    What is the function of the medulla in the brain stem?

    <p>Contains autonomic centers that regulate breathing, blood pressure, and swallowing reflexes</p> Signup and view all the answers

    What is the main function of axons in the nervous system?

    <p>Initiate and conduct nerve impulses</p> Signup and view all the answers

    Which part of the brain participates in control of eye movements and contains nuclei of the auditory and visual systems?

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

    Which part of the nervous system carries information from the spinal cord to the periphery?

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

    How many pairs of spinal nerves contain both sensory (afferent) nerves and motor (efferent) nerves?

    <p>31 pairs</p> Signup and view all the answers

    What is the main function of the cerebellum?

    <p>Generating movement</p> Signup and view all the answers

    Which brain structure is involved in memory and emotional responses to odors, and communicates with the autonomic nervous system via the hypothalamus?

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

    What is the role of somatic motor nerves?

    <p>Generating movement</p> Signup and view all the answers

    Which part of the brain stem contains nuclei of the auditory and visual systems?

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

    What is the function of sensory nerves?

    <p>Carry information to the spinal cord from the periphery</p> Signup and view all the answers

    Which part of the brain stem participates in balance, maintenance of posture, and relays information from the cerebral hemispheres to the cerebellum?

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

    Which brain structure processes almost all sensory information going to the cerebral cortex and almost all motor information coming from the cerebral cortex to the brain stem and spinal cord?

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

    What does the Central Nervous System (CNS) include?

    <p>Brain and spinal cord</p> Signup and view all the answers

    Which part of the brain contains centers that regulate body temperature, food intake, water balance, and also controls hormone secretions of the pituitary gland?

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

    What is the function of autonomic nerves?

    <p>Control glandular secretions</p> Signup and view all the answers

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