An Important Buffer in Body Fluids Is

question 5

Multiple Choice

An important buffer in body fluids is

• A)NaCl.
• B)NaOH.
• C)HCl.
• D)NaHCO₃.
• E)H₂O.

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Definitions:

Ground Electrode

An electrical conductive path to the earth, used in electrical systems to provide a reference point for current return.

Electrical Potential Difference

The difference in electric potential between two points, which causes electric current to flow if a path is provided.

Cerebral Cortex

The outer layer of the cerebrum in the brain, involved in numerous high-level functions including thought, memory, attention, perception, and consciousness.

Delta Waves

Slow brain waves with a frequency of 1-4 Hz, typically associated with deep stages of sleep and brain development in infants.