It's Midnight and You Are Alone in Your Room Studying

question 176

Multiple Choice

It's midnight and you are alone in your room studying. You hear a loud crash outside your room. Your body instantly reacts to this potential threat as you feel your heart pounding and your senses sharpening. Then you see your lumbering English sheep dog walking around the hallway corner and realize that the crash was undoubtedly from something he knocked over. Recovering from your alarm, your body now relaxes and you return to normal. The body system helping you to return to normal is the ________.

• A) somatic nervous system
• B) sympathetic division
• C) parasympathetic division
• D) spinal cord

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Definitions:

Monopolistically Competitive

Refers to a market structure where many companies sell products that are similar but not identical, allowing for some degree of market power and product differentiation.

Positive Economic Profits

Situations where a firm's total revenues exceed all its costs, including opportunity costs, indicating that it is earning more than the minimum required to stay in business.

Monopolistically Competitive

A market structure where many firms sell products that are similar but not identical, allowing for slight differentiation and some control over pricing.

MR = MC

A condition in economics where marginal revenue equals marginal cost, often used to determine the optimal level of output in perfectly competitive markets.