What is the term for the movement of water molecules from an area of high concentration to an area of low concentration through a selectively permeable membrane, which helps regulate electrolyte balance?

A Osmosis ✓
B Diffusion
C Active transport
D Passive transport

Explanation

Osmosis is the movement of water molecules from an area of high concentration to an area of low concentration through a selectively permeable membrane, helping to regulate electrolyte balance.

Mnemonic

Osmosis = 'Oh Smosis' → water moving

Source

Guyton and Hall Textbook of Medical Physiology
Electrolytes and Acid-Base Balance Electrolytes Water and Electrolyte Balance Easy MEDICAL Confidence: high