1. Chapter 16 Circulation

2. Section 2 Blood – Blood is made up of four components: plasma, red blood cells, white blood cells, and platelets – Plasma – Red blood cells Hemoglobin – White blood cells – Platelets – What is the role of platelets?

3. Section 2 Blood Types – Marker molecules – Safe transfusions The marker molecules on your red blood cells determine your blood type and the type of blood that you can safely receive in transfusions – Rh factors

4. Section 2 The Lymphatic System – Lymph – Lymph nodes