The Principal Cations in Our Body Fluids Are ________ and ________

question 88

Multiple Choice

The principal cations in our body fluids are ________ and ________.

• A)sodium; potassium
• B)calcium; magnesium
• C)sodium; calcium
• D)chloride; bicarbonate
• E)sodium; chloride

---

Definitions:

Exhaust Valves

Components in an engine that open to allow exhaust gases to exit the combustion chamber after the power stroke.

DOHC

Stands for Dual Overhead Camshaft, a design in internal combustion engines where two camshafts are used to control the valves for improved performance.

Internal Combustion Engines

Engines that generate mechanical power by burning a fuel-air mixture within combustion chambers to create high-pressure gases that drive movement.

Intake

The part of an engine that draws air into the combustion chamber, sometimes referring more broadly to the system including air filters and intake manifolds.