Calcium Is Important in the Synapse Because It

question 25

Multiple Choice

Calcium is important in the synapse because it

• A) is necessary for acetylcholine synthesis.
• B) signals the exocytosis of the neurotransmitter.
• C) binds to receptors on the postsynaptic cell, opening ion channels, and triggering graded potentials.
• D) leaves the axon terminal, hyperpolarizing the cell.

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Definitions:

Impact Craters

Depressions on the surface of a planet or moon created by the collision with another celestial body.

Tectonic Activity

The movement and interaction of Earth's lithospheric plates, which can cause earthquakes, volcanic eruptions, and the formation of mountains.

Volcanic Activity

The process of magma rising to the Earth's surface, which can lead to eruptions, forming volcanoes and lava flows.

Impact Craters

Circular depressions on the surface of planets or moons formed by the collision with a meteorite, asteroid, or comet.