Why Is the Bicarbonate Buffer System Considered an Open Buffer

question 57

Multiple Choice

Why is the bicarbonate buffer system considered an open buffer system?

• A) As the major blood and body buffer system, it is open by definition.
• B) It operates only in the extracellular fluid, avoiding cell closure.
• C) Its acid (carbonic acid) is converted to CO₂ and removed.
• D) Its chemical reactions occur very quickly.

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Definitions:

Togaviruses

A family of viruses that includes both the alphaviruses and rubiviruses, which can cause diseases in humans and animals.

Nucleic Acid

A complex organic substance present in living cells, especially DNA or RNA, whose molecules consist of many nucleotides linked in a long chain.

Enveloped Viruses

Enveloped viruses are viruses that have a lipid bilayer membrane derived from the host cell membrane surrounding their capsid, aiding in infection processes.

Stanley Prusiner

Stanley Prusiner is a scientist known for his discovery of prions, a type of infectious agent composed of protein material that can replicate without containing nucleic acids.