Changes That Occur in the Urinary System with Aging Include

question 42

Multiple Choice

Changes that occur in the urinary system with aging include all of the following except

• A) a decline in the number of functional nephrons.
• B) a reduction in the GFR (glomerular filtration rate).
• C) increased sensitivity to ADH.
• D) problems with the micturition reflex.
• E) loss of sphincter muscle tone.

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Definitions:

Monthly Dollar Sales

The total value of all sales in monetary terms for a specific month.

Variable Expenses

Costs that change in proportion to the activity of a business, such as sales volume, production levels, or inventory.

Fixed Expenses

Costs that do not change with the level of production or sales activities over a short period.

Break-Even Point

The level of sales at which total revenues equal total costs, resulting in zero profit.