The Role of Calcium Ions Ca²⁺) in Synaptic Transmission Is

question 28

Multiple Choice

The role of calcium ions Ca²⁺) in synaptic transmission is to

• A) bind neurotransmitter molecules to the postsynaptic membrane.
• B) mediate the release of neurotransmitter molecules from the presynaptic neuron.
• C) repolarize the postsynaptic cell after transmission has been completed.
• D) increase the activity of the sodium-potassium pumps in the presynaptic cell.

---

Definitions:

Lowercase

Referring to the smaller form of letters in certain alphabets, not capitalized.

Parallel Arrays

Two or more arrays that are used together, where corresponding elements in each array are related in some way, often used to store related data.

Same Subscript Value

A situation where different array elements are accessed using the identical index number.