Which of These Statements Does NOT Correctly Describe HCO₃^- Excretion

question 40

Multiple Choice

Which of these statements does NOT correctly describe HCO₃^- excretion by the kidneys?

• A)During HCO₃^- reabsorption, HCO₃^- in the tubular fluid is actively cotransported by K⁺.
• B)HCO₃^- is not excreted at pH = 7.4.
• C) Secretion of H⁺ is accompanied by the addition of new HCO₃^- to the plasma.
• D) Excretion of HCO₃^- increases during alkalosis.

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Definitions:

Conglomerate

A coarse-grained sedimentary rock composed of rounded fragments within a matrix of finer-grained material, often formed in riverbeds.

Shells

Hard, protective outer layers created by animals that live in the sea.

Marine Creatures

Organisms that inhabit or depend on the ocean environment for their survival and reproduction.

Sandstones

Sedimentary rocks composed mainly of sand-sized mineral particles or rock fragments, often used in construction due to their durability and aesthetic appearance.