Alveoli Student activity Play

Arterioles and capillaries Student activity Play

Blood flow in the human circulatory system Student activity Play

Blood vessels – summary Student activity Play

Body of a sportsman – regular training makes you strong Student activity Play

Breathing Class activity Play

Capillaries and their functions Animation Play

Cell specialization Student activity Play

Coronary circulation Animation Play

Exchange mechanism in capillaries Animation Play

Experiment with candles Animation Play

Filtration Animation Play

Gas exchange between the lungs and blood Animation Play

Gas exchange in an alveolus Animation Play

Gas exchange in the alveoli Student activity Play

Gas exchange in the lungs Student activity Play

General structure of the circulatory system and location of the heart Whiteboard exercise Play

General structure of the circulatory system and location of the heart Student activity Play

Human organ systems Class activity Play

Inhaled and exhaled air Student activity Play

Lungs Illustration Play

Organism's adaptation to long-time effort Slideshow Play

Parts of the alveolus Whiteboard exercise Play

Physical effort and circulation Student activity Play

Portal circulation Slideshow Play