Which of the Following Statements Are True of the Maintenance

question 23

Multiple Choice

Which of the following statements are true of the maintenance of blood pressure (BP) ? (Read carefully and select all of the correct statements.)

• A)If more blood returns to the heart, the ventricles contract more forcefully to pump it out, and this raises BP.
• B)The hormone ADH helps the kidneys conserve water and helps prevent a decrease in BP.
• C)The elasticity of the large arteries helps decrease diastolic BP.
• D)If BP decreases, filtration in the kidneys decreases.
• E)Aldosterone stimulates the reabsorption of Na⁺ ions by the kidneys, which lowers BP.
• F)If BP decreases, the kidneys secrete the enzyme renin, which stimulates the secretion of epinephrine to prevent a further decrease.
• G)Norepinephrine stimulates vasoconstriction in skin, viscera, and skeletal muscles, all of which lower BP.
• H)The hormone ANP increases the excretion of K⁺ ions by the kidneys, which helps conserve water and raise BP.

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Definitions:

Activity Variance

The difference between the actual and budgeted amount of activity, often used in variance analysis to identify and manage deviations in performance.

Direct Labor

The wages or costs associated with workers who are directly involved in the production of goods or services.

Activity Level

The volume of production or the rate of operations in a business activity.

Flexible Budget

A budget that adjusts or flexes with changes in volume or activity levels, allowing for more precise cost control.