The Kidneys Help Regulate the Acid-Base Balance by Controlling the Level

question 70

Multiple Choice

The kidneys help regulate the acid-base balance by controlling the level of _______ in the blood.

• A) CO₂
• B) H⁺
• C) HCO₃^-
• D) Both b and c
• E) All of the above

---

Definitions:

Colosseum

An iconic ancient amphitheater in Rome, known for its vast size and for hosting gladiatorial combats, spectacles, and public entertainments.

Arch

A curved structural member that spans an opening and is generally composed of wedge-shaped blocks (voussoirs) that transmit the downward pressure laterally. See also thrust.

Lost Wax

A method of metal casting in which a molten metal is poured into a mold that has been created using a wax model, which is then melted away and lost.

Repoussé

Formed in relief by beating a metal plate from the back, leaving the impression on the face. The metal sheet is hammered into a hollow mold of wood or some other pliable material and finished with a graver. See also Relief.