The Human Heart & Circulation

Four chambers, one beautifully simple loop.

Taught by Dr. Daniel Okafor

About this course

Explore an interactive heart diagram, follow a single drop of blood around the body, and finally understand double circulation.

MODULE 1Structure1 lesson · 14 min

MODULE 2Circulation1 lesson · 16 min

Before you start: None
Accessibility: Captions & transcript · Keyboard navigable · Alt text on all diagrams · Reading mode

Demo profile

Dr. Daniel Okafor

Physiology lecturer

Teaches anatomy with diagrams first and jargon second. Former emergency-room doctor.