A Business Cycle Is

question 260

Multiple Choice

A business cycle is

• A) the pattern of short-run upward and downward movements in total output.
• B) the increase in consumer spending that accompanies an increase in disposable income.
• C) the cyclical change in the nation's balance of trade.
• D) the cyclical movement in the interest rates.

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Definitions:

Motor Unit

Single neuron and the muscle fibers it innervates.

Cholinesterase

An enzyme that breaks down acetylcholine and other choline esters in the nervous system to terminate synaptic transmission.

Troponin

A protein complex involved in muscle contraction; often measured to diagnose heart attacks.

Sarcolemma

The thin, plasma membrane that surrounds the cytoplasm of muscle cells, critical in muscle contraction.