Neuroscience: Central Nervous System Overview
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Questions and Answers

What type of neurons are responsible for transmitting signals away from the Central Nervous System?

  • Mixed Neurons
  • Sensory Neurons
  • Interneurons
  • Motor Neurons (correct)
  • Which nervous system division is most active during physical activity?

  • Parasympathetic Nervous System
  • Sympathetic Nervous System (correct)
  • Enteric Nervous System
  • Somatic Nervous System
  • Which subdivision of the Autonomic Nervous System regulates resting functions?

  • Enteric Nervous System
  • Parasympathetic Nervous System (correct)
  • Somatic Nervous System
  • Sympathetic Nervous System
  • What type of cells in the Nervous System support and protect neurons?

    <p>Glial Cells</p> Signup and view all the answers

    Which nervous system subdivision independently monitors and controls the digestive tract?

    <p>Enteric Nervous System</p> Signup and view all the answers

    What is the function of the corpora quadrigemina located in the midbrain?

    <p>Regulating vision and hearing reflexes</p> Signup and view all the answers

    Which part of the brainstem is responsible for controlling the autonomic nervous system?

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

    Which region of the brainstem plays a key role in transmitting signals for breathing regulation?

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

    Where is the cardiovascular center located responsible for regulating heart rate and blood pressure?

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

    Which part of the brainstem contains neural pathways connecting the cerebellum to the rest of the brain?

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

    What is the function of the foramen magnum located at the base of the skull?

    <p>Allows passage of spinal cord and nerves</p> Signup and view all the answers

    What region of the brain is primarily responsible for processing visual information from the eyes?

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

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

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

    Where is the parietal lobe located in the brain?

    <p>Top of the brain</p> Signup and view all the answers

    Which area of the brain is responsible for executive functions like planning, decision-making, and personality?

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

    What function is primarily associated with the cerebellum in the brain?

    <p>Maintaining balance and posture</p> Signup and view all the answers

    Which part of the brain receives input from sensory systems in the body, including the inner ear?

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

    Which brain structure plays a critical role in regulating many vital physiological processes such as hunger, thirst, body temperature, sleep, and reproduction?

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

    What is the primary function of the thalamus in the central nervous system?

    <p>Sorting and relaying sensory information to the cortex</p> Signup and view all the answers

    Which part of the brain is involved in emotion, motivation, and memory, and is located just below the thalamus?

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

    What is the main function of the cerebellum in the context of the central nervous system?

    <p>Integrate sensory information for smooth movements</p> Signup and view all the answers

    Which brain structure receives sensory input from different parts of the body and relays it to appropriate regions of the cortex?

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

    In the central nervous system, which structure is involved in amplifying or attenuating sensory inputs based on their importance or an individual's current goals?

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

    What is the main role of astrocytes in the CNS?

    <p>Contribute to Blood-Brain Barrier</p> Signup and view all the answers

    Which glial cell type is responsible for myelinating several axons in the CNS?

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

    What is the main function of ependymal cells in the CNS?

    <p>Lines cavities of the brain and spinal cord, filters blood to make CSF</p> Signup and view all the answers

    What is the primary function of Schwann cells?

    <p>Myelinate PNS axons</p> Signup and view all the answers

    Which glial cell type is referred to as CNS-resident macrophages?

    <p>Microglial Cell</p> Signup and view all the answers

    Which type of glial cell forms and maintains the protective covering around CNS axons?

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

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