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Questions and Answers
Which division of the autonomic nervous system is responsible for the 'fight or flight' response?
Which division of the autonomic nervous system is responsible for the 'fight or flight' response?
- Central division
- Parasympathetic division
- Somatic division
- Sympathetic division (correct)
What is the function of the somatic nervous system?
What is the function of the somatic nervous system?
- Transmitting sensory information
- Controlling voluntary movements (correct)
- Regulating internal organs
- Maintaining homeostasis
What is the main difference between direct and indirect agonists in the autonomic nervous system?
What is the main difference between direct and indirect agonists in the autonomic nervous system?
- Direct agonists bind to receptors on the postsynaptic membrane, while indirect agonists bind to receptors on the presynaptic membrane. (correct)
- Direct agonists have a longer duration of action compared to indirect agonists.
- Direct agonists have a higher affinity for receptors compared to indirect agonists.
- Direct agonists increase the release of neurotransmitters, while indirect agonists inhibit the release of neurotransmitters.
What is the term used to describe the difference in effects of a neurotransmitter in different tissues?
What is the term used to describe the difference in effects of a neurotransmitter in different tissues?
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