1. HEART Hollow, muscular organ 300 grams (size of a fist) 4 chambers Found in chest between lungs Surrounded by membrane calledpericardium Pericardial…
Slide 1 1. Explain Which groups of animals tend to have open circulatory systems and which have closed. 2. Compare and Contrast What is the major structural difference between…
Slide 1 More Body Systems 7 th Grade Life Science Slide 2 Question: How are particles of foreign matter expelled from the respiratory system? Slide 3 Respiratory System Respiratory…
Slide 1 Slide 2 Unit 11 Circulatory System The Heart Slide 3 1. The Heart Hollow, Muscular organ the size of your fist In the chest between the lungs, slightly left 3 layers…
Slide 1 The cardiovascular system includes the heart and blood vessels (arteries, veins, capillaries) A functional cardiovascular system is vital to survival Slide 2 HEART…