Refer to the Diagram Below of a Neuromuscular Junction

question 113

Multiple Choice

Refer to the diagram below of a neuromuscular junction. Which cellular event is correctly paired with the location where it occurs?

• A) Position 2 - Activated receptors open chemically gated cation channels.
• B) Position 3 - Calcium triggers fusion of acetylcholine vesicles with the presynaptic membrane.
• C) Position 4 - Acetylcholine is broken down and the components are recycled.
• D) Position 5 - Voltage-gated calcium channels open.
• E) Position 7 - Acetylcholine molecules diffuse across the synaptic cleft.

---

Definitions:

Nonrenewable Resource

A nonrenewable resource is a natural resource that cannot be replenished or takes a very long time to replenish at the same rate it is consumed or used.

Saving Rates

The proportion of disposable income that is saved by households rather than spent on goods and services.

Real GDP

The total market value of all final goods and services produced in a country in a given year, adjusted for inflation.

Constant Returns To Scale

The property whereby long-run average total cost stays the same as the quantity of output changes.