A Simple Nervous System

question 22

Multiple Choice

A simple nervous system

• A)must include chemical senses, mechanoreception, and vision.
• B)includes a minimum of 12 effector neurons.
• C)has information flow in only one direction: toward an integrating centre.
• D)has information flow in only one direction: away from an integrating centre.
• E)includes sensory information, an integrating centre, and effectors.

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Definitions:

Purchasing-power Parity

A theory that states that exchange rates between currencies are in equilibrium when their purchasing power is the same in each of the two countries.

Nominal Exchange Rate

The rate at which one country's currency can be exchanged for another country's currency without adjusting for inflation rates.

Real Exchange Rate

The rate at which goods and services of one country can be exchanged for those of another, adjusting for price level differences.

Trade Deficit

The economic condition that occurs when a country imports more goods and services than it exports.