Use the Following to Answer Questions

question 65

Multiple Choice

Use the following to answer questions:
Figure: Countries A and B
-(Figure: Countries A and B) Refer to the figure regarding countries A and B. The opportunity cost of producing Good X in Country A is _____ and in Country B it is _____ meaning that Country _____ should specialize in producing Good X and Country _____ in Good Y.

• A) 2Y; 1Y; B; A
• B) 1/2Y; 1Y; B; A
• C) 1/2Y; 1Y; A; B
• D) 2Y; 1Y; A; B

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Definitions:

Nodes Of Ranvier

Gaps in the myelin sheath of axons that facilitate rapid signal transmission via saltatory conduction.

Hyperpolarization

A change in a cell's membrane potential, making it more negative, and thus further from initiating an action potential.

Inhibitory Postsynaptic Potential

A type of synaptic potential that makes a post-synaptic neuron less likely to generate an action potential, usually by making the inside of the neuron more negative.

Neuronal Membrane

The lipid bilayer that encases neurons, regulating the entry and exit of substances and maintaining the electric potential used for neural transmission.