An Increase in Autonomous Expenditure Shifts the AE Curve

question 14

Multiple Choice

An increase in autonomous expenditure shifts the AE curve

• A)upward but leaves its slope unchanged.
• B)upward and the curve becomes steeper.
• C)downward but leaves its slope unchanged.
• D)downward and the curve becomes steeper.
• E)upward and the curve becomes less steep.

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Definitions:

All-or-none Law

The principle that the strength of a response of a nerve or muscle fiber is not dependent on the strength of the stimulus; if a stimulus is above a certain threshold, a nerve or muscle fiber will fire.

Action Potential

A brief electrical charge that travels down an axon, generating a nerve impulse as a response to a stimulus.

Stimulus

Any occurrence or circumstance that prompts a reaction from a living being.

Acetylcholine

A neurotransmitter in both the peripheral nervous system (PNS) and central nervous system (CNS) in many organisms including humans.