Anatomy of Pelvic Visceral Nerves
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Questions and Answers

Which ganglia are specifically associated with the kidney?

  • Superior mesenteric ganglia
  • Inferior mesenteric ganglia
  • Aorticorenal ganglia (correct)
  • Celiac ganglia
  • The pelvic visceral nerve is also referred to as which of the following?

  • Hypogastric nerve
  • Pudendal nerve
  • Splanchnic nerve
  • Nervi erigentes (correct)
  • Which of the following structures does NOT relate to the pelvic visceral nerve?

  • Internal anal sphincter
  • Rectum
  • Gallbladder (correct)
  • Distal large intestine
  • Which segment of the body is innervated by the fibers from the aorticorenal ganglia?

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

    The anatomical pathway of the pelvic visceral nerve leads mainly to which regions?

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

    What region does the adrenal medulla primarily affect?

    <p>Wall of the stomach</p> Signup and view all the answers

    Which of the following ganglia is responsible for innervating the small intestine?

    <p>Superior mesenteric ganglion</p> Signup and view all the answers

    Which of the following areas does not receive innervation from the superior mesenteric ganglion?

    <p>Distal colon</p> Signup and view all the answers

    Which of the following structures is specifically mentioned as impacted by ganglia associated with T10-12?

    <p>Proximal large intestine</p> Signup and view all the answers

    What is the function of the ileocecal ganglion as described?

    <p>Regulating ileocecal junction activity</p> Signup and view all the answers

    What does a dilated pupil indicate when hydroxyl-amphetamine is administered?

    <p>Preganglionic damage.</p> Signup and view all the answers

    If hydroxyl-amphetamine does not cause pupil dilation, what type of damage is primarily indicated?

    <p>Postganglionic damage.</p> Signup and view all the answers

    What physiological effect does hydroxyl-amphetamine induce?

    <p>Release of catecholamine stores.</p> Signup and view all the answers

    Which condition is least likely to be inferred from the administration of a drug resulting in pupil dilation?

    <p>Damage to postganglionic neurons.</p> Signup and view all the answers

    Which of the following statements about hydroxyl-amphetamine and pupil response is incorrect?

    <p>Explosion of catecholamines leads to pupil constriction.</p> Signup and view all the answers

    What is the primary role of the submucosal plexus in the gastrointestinal tract?

    <p>Senses the lumen environment and regulates blood flow</p> Signup and view all the answers

    Which two components are primarily involved in the location of the submucosal plexus?

    <p>Circular muscle and luminal mucosa</p> Signup and view all the answers

    What type of functions does the submucosal plexus primarily regulate?

    <p>Epithelial cell function and blood flow</p> Signup and view all the answers

    The submucosal plexus can be classified primarily as which type of system?

    <p>Sensory-motor system</p> Signup and view all the answers

    Which of the following is NOT a function associated with the submucosal plexus?

    <p>Controlling voluntary muscular movements in the gut</p> Signup and view all the answers

    What role do the parasympathetic and sympathetic nerves play in the digestive system?

    <p>They connect the CNS to the ENS or the digestive tract for communication.</p> Signup and view all the answers

    Which statement accurately describes the function of the ENS?

    <p>The ENS can operate independently but often benefits from CNS communication.</p> Signup and view all the answers

    In which situation might communication between the CNS and ENS be particularly important?

    <p>During crises requiring rapid digestive responses.</p> Signup and view all the answers

    What is the primary function of the autonomic nervous system (ANS) in relation to digestion?

    <p>To connect the CNS to the ENS and regulate digestive activities.</p> Signup and view all the answers

    How does the relationship between the CNS and ENS enhance digestive function?

    <p>It promotes efficient communication for coordinated digestive responses.</p> Signup and view all the answers

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