The Three Layers of the Muscular Layer of the Urinary

question 45

Multiple Choice

The three layers of the muscular layer of the urinary bladder are collectively known as which of the following?

• A) external urethral sphincter
• B) trigone
• C) ductus deferens
• D) internal urethral sphincter
• E) detrusor muscle

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Definitions:

Marginal External Cost

The additional cost incurred by society due to one more unit of a good or service being produced, that is not accounted for by the producer.

External Cost

A cost of a transaction that affects someone who is not directly involved in the transaction.

Profit Maximizing

A strategy or point at which a firm decides the price and output level that leads to the maximum profit.

MSB Curve

The Marginal Social Benefit curve, showing the extra benefit to society of producing one more unit of a good.