The tissue that is a fluid BLOOD The tissue that is a fluid © 2016 Paul Billiet ODWS
Blood functions Transport (nutrients, gases, hormones, antibodies, urea, heat) Communication (hormones) Homeostasis (hormones, negative feedback) Immune system (leucocytes & antibodies) © 2016 Paul Billiet ODWS
Composition Blood Plasma Cells Platelets Erythrocytes Leucocytes (Liquid part) Cells Platelets Proteins & dissolved solutes Erythrocytes (red blood cells) Leucocytes (white blood cells) 7500 mm-3 2.5 million mm-3 Blood clotting O2 transport 5 million mm-3 Phagocytes Lymphocytes 25 % © 2016 Paul Billiet ODWS
Blood cell differentiation © 2016 Paul Billiet ODWS
Blood cells Sickle cell anemia Blood smear (normal) 137.222.110.150/calnet/cellbio/image/blood%20... Sickle cell anemia www.netwellness.org/.../images/en/1223.jpg © 2016 Paul Billiet ODWS