Osmolality vs Tonicity

Explore the fundamental concepts of osmolality and tonicity in this comprehensive 21-minute video lecture. Delve into the differences between these two important physiological parameters, understanding that osmolality encompasses all osmoles in a fluid, while tonicity focuses solely on effective osmoles. Learn why urea is not considered an effective osmole due to its ability to freely pass through plasma membranes. Gain valuable insights into the role of anti-diuretic hormone (ADH) and its impact on fluid balance in the body. Through clear explanations and animated mnemonics, master these crucial concepts essential for medical and nursing students studying fluid and electrolyte balance.