contractility of the heart will *decrease*, and the threshold potential will
*increase*.
✓ If the parasympathetic nervous system acts on the heart the rate of
depolarization will (increase/decrease), Ca2+ conductance will
(increase/decrease), the contractility of the heart will
(increase/decrease), and the threshold potential will
(increase/decrease).
If the parasympathetic nervous system acts on the heart the threshold
potential will *increase* and your heart rate will *decrease*.
✓ If the parasympathetic nervous system acts on the heart the threshold
potential will (increase/decrease) and your heart rate will
(increase/decrease).
Heart rate. If heart rate increases, contractility increases.
✓ Contractility is directly related to what?
Intracellular calcium
✓ If you are experiencing an increase in heart rate and contractility, it is
occuring due to (intra/extra) cellular calcium
NE
Master01 | October, 2024/2025 | Latest update
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