The Two Portions of a Nephron That Commonly Contribute to the Juxtaglomerular

question 16

Multiple Choice

The two portions of a nephron that commonly contribute to the juxtaglomerular apparatus are the:

• A) glomerulus and distal convoluted tubule.
• B) descending limb of nephron loop (loop of Henle) and efferent arteriole.
• C) final part of ascending limb of nephron loop (loop of Henle) and afferent arteriole.
• D) glomerulus and collecting duct.

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Definitions:

MC = ATC

The condition where marginal cost equals average total cost, often used to identify the point of minimum average cost in the short run.

Zero Profits

A situation where a company's total revenues equal its total costs, meaning it is breaking even and not generating any profit.

P = MC

An equation that states that the price (P) of a product is equal to its marginal cost (MC), indicating the point at which the production of one more unit of a good or service is exactly covered by the sale price, often used in the context of perfect competition markets.

MC > ATC

Denotes a situation in which the marginal cost of producing an additional unit of a good is greater than the average total cost, implying that producing more of the good will increase the per unit cost.