Parasympathetic neurons release acetylcholine onto cells in the atria of the heart,but not onto cells of the ventricles.

Name: Parasympathetic neurons release acetylcholine onto cells in the atria of the heart,but not onto cells of the ventricles.
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Parasympathetic neurons release acetylcholine specifically onto cells in the atria of the heart, causing a decrease in heart rate and contractility. They do not release acetylcholine onto cells in the ventricles.

Parasympathetic Neurons Release Acetylcholine onto Cells in the Atria of the Heart,but