Post Cardiac Cycle poster and vocab on board
Lesson (5 minutes)
Ask students to place their right hand over their heart and to make a mental note of what they feel
1 minute
Ask students have they ever wondered why they heart beats slower or more quickly during certain events? 'Lub-dub,' 'lub-dub' - This is the familiar sound of the heartbeat. You can think about the things that make your heart race, like watching a scary movie or catching a glimpse of your true love, but what really happens during a heartbeat and what is going on inside the heart while it's beating away?
Discuss with students that the feeling that they are feeingl is their heart pumping blood while