Chapter 8 Lesson 1 - The Components of Blood

Transport in Mammals Chapter 8

Lesson objectives ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The mammalian circulatory system 3 main parts: Blood vessels ,[object Object],Blood ,[object Object],Heart ,[object Object]

Warning!!! Do NOT come into contact with the blood of another person The danger of disease transmission is much too great

Four main components in blood Blood cells

Composition of blood Plasma Blood cells Platelets WBC (leucocytes) RBC (erythrocytes) Blood

Types of blood cells (red blood cell) (white blood cells) Any difference between the two?

RBC ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Physiology of red blood cells Each haemoglobin molecule can bind up to 4 molecules of oxygen

RBC ,[object Object],[object Object],[object Object],[object Object],haemoglobin breakdown Iron released Bile pigments ,[object Object],[object Object]

WBC ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

White blood cells (WBC) 2 main kinds lymphocytes phagocytes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Platelets ,[object Object],[object Object]

Functions of blood ,[object Object],[object Object]

Function of blood ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],plasma RBC WBC platelets

Protective function ,[object Object],[object Object],[object Object],lymphocytes phagocytes

Functions of antibodies ,[object Object],[object Object],[object Object],[object Object]

WBC (neutrophil) YEAST CELL Phagocytosis

Organ transplant and tissue rejection ,[object Object],[object Object],[object Object]

Preventing tissue rejection ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Types of blood groups ,[object Object],[object Object],[object Object],[object Object],What is the difference between the different blood groups?

What causes agglutination of red blood cells? ,[object Object],[object Object],[object Object]

What happens when blood groups are incompatible during a blood transfusion? ,[object Object],[object Object],[object Object],[object Object]

Differences between the blood groups A antigen A antibody b B AB O antigen B antigen A and B no antigen antibody a no antibodies antibody a and b (universal donor) (universal recipient) Note: Antigens represented by capital letters A and B Antibodies represented by small letters a and b Antibody in serum Antigen on RBC Blood group

***Why is blood group O the universal donor? ,[object Object],[object Object],[object Object]

***Why is blood group AB the universal acceptor? ,[object Object],[object Object],[object Object]

Chapter 8 Lesson 1 - The Components of Blood

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Chapter 8 Lesson 1 - The Components of Blood

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