Some People Have Low Levels of Calcium Circulating in the Blood

question 58

Multiple Choice

Some people have low levels of calcium circulating in the blood, a condition known as hypocalcemia. While for many this disorder has little to no effect, for some it can be life-threatening. How could low levels of calcium harm an individual?

• A)Low levels of calcium would cause sustained depolarization of the presynaptic cell.
• B)Low levels of calcium would result in fewer signals sent between the pre- and postsynaptic cell.
• C)Low levels of calcium would not have any effect on synaptic transmission.

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