What Ion Directly Triggers Neurotransmitter Release from the Presynaptic Neuron

question 91

Multiple Choice

What ion directly triggers neurotransmitter release from the presynaptic neuron?

• A)chloride
• B)calcium
• C)magnesium
• D)potassium
• E)sodium

---

Definitions:

Downward-Sloping

A graphical representation indicating a decrease or decline in value, often used in economics to describe demand curves.

More Inelastic

Referring to a situation where a product's demand or supply is less responsive to changes in price.

Cross Elasticity

A measure of the responsiveness of the demand for one product in relation to a change in the price of another product.

Substitutes

Goods or services that can be used in place of each other.