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Questions and Answers
What are the two parts of the nervous system mentioned in the text?
What are the two parts of the nervous system mentioned in the text?
- Somatic and parasympathetic
- Somatic and autonomic (correct)
- Autonomic and sympathetic
- Sensory and motor
What is the function of the parasympathetic division of the ANS?
What is the function of the parasympathetic division of the ANS?
- Dilate bronchioles and increase blood flow to muscle
- Release epinephrine and norepinephrine
- Dilate eyes and reduce blood flow to digestive organs (correct)
- Activate sweat glands and increase blood pressure
Which ganglia are associated with the enteric nervous system in the sympathetic division?
Which ganglia are associated with the enteric nervous system in the sympathetic division?
- Superior mesenteric, inferior mesenteric, and celiac (correct)
- Thoracolumbar, celiac, and sacral
- Cervical, thoracic, and lumbar
- Chain, collateral, and vertebral
Where are sympathetic axons myelinated according to the text?
Where are sympathetic axons myelinated according to the text?
What is the role of the amygdala in the brain?
What is the role of the amygdala in the brain?
What is the impact of nicotine on blood vessels?
What is the impact of nicotine on blood vessels?
What do sympatholytic drugs like Beta blockers do?
What do sympatholytic drugs like Beta blockers do?
How does the hypothalamus communicate with the forebrain?
How does the hypothalamus communicate with the forebrain?
What is the function of the sympathetic fibers activating chromaffin cells?
What is the function of the sympathetic fibers activating chromaffin cells?
Which cranial nerve carries fibers to control pupil size?
Which cranial nerve carries fibers to control pupil size?
What type of synapses are activated by acetylcholine or norepinephrine and epinephrine?
What type of synapses are activated by acetylcholine or norepinephrine and epinephrine?
Which receptors are activated by nicotine and muscarine?
Which receptors are activated by nicotine and muscarine?
Where are varicosities located in the autonomic nervous system?
Where are varicosities located in the autonomic nervous system?
Which receptors are present in ganglionic neurons?
Which receptors are present in ganglionic neurons?
Why are baroreceptors important for autonomic reflexes?
Why are baroreceptors important for autonomic reflexes?
Where do short reflexes in the autonomic nervous system produce the efferent response?
Where do short reflexes in the autonomic nervous system produce the efferent response?
What causes orthostatic hypotension?
What causes orthostatic hypotension?
How do most organs respond to both sympathetic and parasympathetic stimulation?
How do most organs respond to both sympathetic and parasympathetic stimulation?
What does it mean for an organ to have autonomic tone?
What does it mean for an organ to have autonomic tone?
What is the function of light entering one pupil making both pupils constrict?
What is the function of light entering one pupil making both pupils constrict?
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