A Rat's Lever Presses Occasionally Produce Food

question 284

Multiple Choice

A rat's lever presses occasionally produce food.Across conditions,the food is delivered either immediately after a lever press or after some delay.Which statement is TRUE?

• A)The rate of lever pressing is relatively unaffected by delays ranging from a few seconds to about 30 seconds.
• B)The rate of lever pressing increases as a function of its delay.
• C)The rate of lever pressing first increases and then decreases as a function of its delay.
• D)The rate of lever pressing decreases as a function of its delay.

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Definitions:

Beta Rhythm Patterns

Brain wave patterns that represent a state of alertness, active thinking, and concentration.

Alpha Rhythm

Brain wave patterns detected in the electrical activity of the brain, often associated with a state of wakeful relaxation.

Gamma Waves

A pattern of brain waves in the human brain with a frequency between 25 and 100 Hz, associated with perception and consciousness.

Delta Waves

Slow brain waves, typically associated with the deepest stages of sleep and relaxation.