ANAT 1012 Final Review: Nervous System Anatomical Divisions
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Questions and Answers

What is the primary function of the cerebrum?

  • Regulating hormone production
  • Storing and processing memories (correct)
  • Processing autonomic functions
  • Controlling motor activities

    • Which cranial nerve provides sensory input from the lower eyelid, upper lip, cheek, nose, upper gums, and teeth?

  • Trigeminal
  • Facial
  • Maxillary (correct)
  • Olfactory

    • Where are the nuclei of the abducens nerve located?

  • Thalamus
  • Cerebellum
  • Medulla oblongata
  • Pons (correct)

    • What is the role of the white matter in the spinal cord?

    <p>Containing myelinated and unmyelinated axons</p> Signup and view all the answers

    What is the function of the vitreous body within the eye?

    <p>Stabilize the shape of the eye</p> Signup and view all the answers

    Which cranial nerve is responsible for the sense of smell?

    <p>Olfactory nerve (CN I)</p> Signup and view all the answers

    What is the primary function of the brainstem?

    <p>Regulating autonomic functions and relaying information</p> Signup and view all the answers

    Where do the optic nerves meet to form the optic chiasm?

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

    What is the relationship between brain size and intelligence?

    <p>Brain size varies among individuals but is not correlated with intelligence</p> Signup and view all the answers

    Which layer of the eye wall is responsible for vision and contains photoreceptor cells?

    <p>Deep inner layer (retina)</p> Signup and view all the answers

    What is the function of thalamic nuclei in relation to visual information processing?

    <p>Project visual information to the cerebrum</p> Signup and view all the answers

    What is the primary function of the cerebellum?

    <p>Coordinating some motor activities</p> Signup and view all the answers

    What is the main function of the central nervous system (CNS)?

    <p>To integrate and coordinate sensory processing and motor transmission</p> Signup and view all the answers

    Which part of the peripheral nervous system (PNS) carries information from the central nervous system to the effectors?

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

    Which structure in a neuron receives signals coming into the cell body?

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

    What is the function of the sympathetic division of the autonomic nervous system?

    <p>To respond to a threat by activating the 'fight or flight' response</p> Signup and view all the answers

    Which statement about neuron regeneration is true?

    <p>Typical CNS neurons cannot divide and be replaced if destroyed</p> Signup and view all the answers

    What is the function of the axon hillock in a neuron?

    <p>To originate electrical impulses (action potentials)</p> Signup and view all the answers

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