Which of the Following Best Describes Sodium Movement in the Distal

question 31

Multiple Choice

Which of the following best describes sodium movement in the distal tubule?

• A)Sodium is transported across the apical membrane by the Na+/K+ pump and across the basolateral membrane by diffusion through sodium channels.
• B)Sodium is transported across the basolateral membrane by the Na+/K+ pump and across the apical membrane by facilitated diffusion.
• C)Sodium is transported across the apical membrane by the Na+/K+ pump and across the basolateral membrane by facilitated diffusion.
• D)Sodium is transported across the apical membrane by the Na+/K+ pump and across the basolateral membrane by secondary active transport.
• E)Sodium is transported across the basolateral membrane by the Na+/K+ pump and across the apical membrane by diffusion through sodium channels.

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Definitions:

Beginning Inventory

The value of a company's inventory at the start of an accounting period, before any purchases or sales have been made.

Absorption Costing

An accounting method that assigns all manufacturing costs, including both variable costs and fixed overhead, to the production units, making them more expensive on a per-unit basis.

Break-even

The financial point at which revenues exactly match costs, resulting in no net loss or gain.

Product Costs

Costs that are directly associated with the creation of a product, including material, labor, and overhead expenses.