Human Anatomy Ch. 15 Autonomic Nervous System

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tbby5065
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53766
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Human Anatomy Ch. 15 Autonomic Nervous System
Updated:
2010-12-06 16:15:36
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Human Anatomy ANS
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ch.15 Autonomic Nervous System
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  1. How is the autonomic
    nervous system different
    from somatic nervous
    system?
    • 1.Mostly involuntary
    • 2.Reflex arcs include
    • ____ motor neurons
    • 3.No myelination in
    • __________ motor
    • neuron
  2. Sympathetic Final neurotransmitter =
    Norepinephrine
  3. Parasympathetic Final neurotransmitter=
    Acetylcholine
  4. Nicotinic receptors –
    Muscarinic receptors -
  5. -mostly excitatory
    -excitatory (e.g., digestive gland secretion) or inhibitory (e.g., cardiac muscle)
  6. Parasympathetic _________ in ______ stress
    • overcompensates
    • extreme
  7. Enteric Nervous System
    1.
    2.
    • 1. 100 million neurons in gut
    • 2. Can operate independently of CNS

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