What Is a Motor Unit

question 151

Multiple Choice

What is a motor unit?

• A)all the myofibrils in a muscle fiber
• B)all the muscle fibers in a fascicle
• C)a muscle fiber and all the motor neurons that innervate it
• D)a spinal nerve and all the muscle fibers it innervates
• E)a motor neuron and all the muscle fibers it innervates

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Definitions:

Economic Growth

An increase in the inflation-neutralized worth of goods and services brought forth by an economy through time.

Unemployment

The situation where individuals who are willing and able to work are unable to find employment.

Capital

Financial assets or the financial value of assets, such as cash and goods, used by a business to generate wealth through investment or production.

Natural Resources

Materials or substances that occur in nature and can be used for economic gain, such as minerals, forests, water, and fertile land.