Autonomic Ganglia in A.N.S. Concise Medical Physiology
8 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the function of the autonomic ganglia?

  • Distribute the autonomic output across multiple postganglionic neurons (correct)
  • Act as a relay for both sympathetic and parasympathetic nervous systems
  • Serve as a storage center for hormones
  • Facilitate direct secretion of catecholamines into the blood stream

Where are the ciliary, sphenopalatine, submaxillary, and otic ganglia located?

  • Next to the spinal cord
  • At the origin of big vessels from the abdominal aorta
  • Considered collateral parasympathetic ganglia (correct)
  • Inside the adrenal medulla

What is the significance of the adrenal medulla in the autonomic nervous system?

  • Mainly secretes noradrenaline into the blood stream
  • Considered a modified sympathetic ganglion (correct)
  • Contains only cholinergic fibers
  • Has no connection to the spinal cord

How many cervical ganglia are present in the cervical region?

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

Which region of the spinal cord has a pair of ganglia for each segment?

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

What type of fibers supply the adrenal medulla?

<p>Cholinergic parasympathetic fibers (D)</p> Signup and view all the answers

Where can you find sympathetic relay of lower thoracic and lumbar ganglia?

<p>At the origin of big vessels from the abdominal aorta (C)</p> Signup and view all the answers

How are postganglionic fibers different between the sympathetic and parasympathetic systems?

<p>Sympathetic postganglionic fibers are longer than parasympathetic fibers (B)</p> Signup and view all the answers

Flashcards are hidden until you start studying

More Like This

Autonomic Nervous System Ganglia Quiz
30 questions
Autonomic Ganglia and ANS Organization
24 questions
Use Quizgecko on...
Browser
Browser