Action Potentials in the Heart Move from One Contractile Cell

question 28

Multiple Choice

Action potentials in the heart move from one contractile cell to the next via

• A) chemical synapses using acetylcholine.
• B) chemical synapses using norepinephrine.
• C) electrical synapses using gap junctions.
• D) myelinated motor neurons.
• E) non-myelinated motor neurons.

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