1. Circulatory System
Pg. 177

8. Blood constituents There are 4 parts to blood’s constituents:
Plasma
Red blood cells (RBC)
White blood cells (WBC)
Platelets
Lets take a look at Table 6.27

11. Plasma Description: Functions: yellowish liquid 90% water
Various substances dissolved in it (nutrients, antibodies, hormones, waste *from cellular activity)
Functions:
Transports nutrients to cells
Transports waste products* to excretory organs
Transports hormones, antibodies, proteins, ETC

15. class

17. Red Blood Cells (RBC) Description: Functions:
4-6 billion in 1 mL of blood
Red-coloured cell
biconcave disks
have no nucleus and few organelles
Erythrocytes
Functions:
Transports Oxygen with the help of a protein called Hemoglobin (found in RBC)

21. White Blood Cell (WBC) Description: Functions:
4-11 million in 1 mL of blood
Transparent cells
AKA Leukocyte
Functions:
Provide immunity and defense against disease

24. Platelets Description: Functions: 150-400 million in 1 mL of blood
Irregular fragments stemming from large cells in the bone marrow
Functions:
Help in blood-clotting process

28. Anemia What is Anemia? Have you heard of this disease before?
It is a result in a lack of oxygen in the blood
This disease can have 3 causes:
Inadequate # of RBC
Inadequate amount of hemoglobin in the RBC
Abnormally formed hemoglobin