Introduction to the Autonomic Nervous System - Video Tutorials & Practice Problems
Somatic vs. Autonomic Nervous System
Introduction to the Autonomic Nervous System Example 1
Which of the following is the primary functional difference between the somatic nervous system (SNS) and autonomic nervous system (ANS)?
The SNS controls glands, the ANS controls muscles.
The SNS controls involuntary muscle, the ANS controls voluntary muscle.
The SNS controls voluntary muscle, the ANS controls involuntary muscle.
The SNS sends signals from the CNS, the ANS sends signals from the PNS.
Divisions of the ANS
Introduction to the Autonomic Nervous System Example 2
Ruby has just eaten a large meal and is now laying down on the couch to relax. Her _________________ nervous system becomes active, allowing her to digest her meal. She decides to watch a horror movie, which causes her ___________________ nervous system to take over as her heartbeat _________________ and sweat glands become active.
Parasympathetic, sympathetic, decreases.
Parasympathetic, sympathetic, increases.
Sympathetic, parasympathetic, decreases.
Sympathetic, parasympathetic, increases.
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- The neurotransmitter at all synapses and neuromuscular or neuroglandular junctions in the parasympathetic divi...
- How does the emergence of sympathetic fibers from the spinal cord differ from the emergence of parasympathetic...
- Which three collateral ganglia serve as origins for ganglionic neurons that innervate organs or tissues in the...
- What two distinctive results are produced by the stimulation of sympathetic ganglionic neurons?
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- Which six plexuses in the thoracic and abdominopelvic cavities innervate visceral organs, and what are the eff...
- Dual innervation refers to situations in which (a) vital organs receive instructions from both sympathetic a...
- Why does sympathetic function remain intact even when the anterior roots of the cervical spinal nerves are dam...
- During sympathetic stimulation, a person may begin to feel 'on edge'; this is the result of (a) increased en...
- Under which of the following circumstances would the diameter of peripheral blood vessels be greatest? (a) i...
- You are home alone at night when you hear what sounds like breaking glass. What physiological effects would th...
- The condition known as shock is characterized in part by a decreased return of venous blood to the heart. How ...
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