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 (A)</p> Signup and view all the answers

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

<p>Pelvis (A)</p> Signup and view all the answers

What region does the adrenal medulla primarily affect?

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

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

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

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

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

What is the function of the ileocecal ganglion as described?

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

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

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

What physiological effect does hydroxyl-amphetamine induce?

<p>Release of catecholamine stores. (A)</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. (B)</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. (C)</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 (D)</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 (C)</p> Signup and view all the answers

What type of functions does the submucosal plexus primarily regulate?

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

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

<p>Sensory-motor system (A)</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 (D)</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. (B)</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. (C)</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. (D)</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. (C)</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. (A)</p> Signup and view all the answers

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