Human heart cross section. Original digital illustration.

---

Size: 2330px × 3280px
Photo credit: © Andrea Danti / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: anatomy, aorta, artery, atrium, blood, body, cardiology, electrocardiogram, exam, exercise, fitness, health, healthcare, healthy, heart, heartbeat, hospital, human, internal, medical, medicine, model, muscle, patient, physical, pulse, pump, rate, sick, stress, teach, test, tissue, treadmill, trunk, valve, vein, vena, ventricle