Figure 7-5 Answer the Following Questions Using the Accompanying Figure

question 52

Multiple Choice

Figure 7-5
Answer the following questions using the accompanying figure

-Which number in the figure represents a local action potential triggering the opening of voltage-gated Ca₂+ channels and the subsequent entry of Ca₂+ into the terminal button?

• A)​1
• B)2
• C)3
• D)4
• E)​5

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Definitions:

Tariffs

Taxes imposed by a government on imported goods, typically used to protect domestic industries from foreign competition.

Quotas

Restrictions set by governments on the quantity or value of goods that can be imported or exported, used to control trade balances and protect domestic industries.

Infant Industry

A new industry that is in its early stages of development and may be protected or supported by government policies.

Protection

Economic policies and actions, such as tariffs and quotas, taken by a government to shield domestic industries from foreign competition.