Blood and Its Constituents

What are the main functions of blood in the human body?

• Blood's main function is to store excess water in the body

• The main functions of blood in the human body are transportation of oxygen and nutrients, regulation of body temperature, and defense against infections.

• Blood's main function is to regulate heart rate

• Main function of blood is to produce energy

What are the components of blood?

• Hemoglobin, insulin, adrenaline, and cholesterol

• Plasma, serum, mucus, and saliva

• Red blood cells, white blood cells, platelets, and plasma

• Red blood cells, blue blood cells, green blood cells, and yellow blood cells

What is the main function of red blood cells?

• Produce insulin

• Transport carbon dioxide

• Carry oxygen

• Fight off infections

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What is the role of white blood cells in the immune system?

• They are responsible for carrying oxygen in the body

• They help to protect the body from infections and foreign invaders.

• They help to regulate body temperature

• They aid in digestion of food

What is the function of platelets in the blood?

• Regulate blood sugar levels

• Transport oxygen in the blood

• Help in blood clotting and wound healing

• Produce antibodies to fight infection

What is blood plasma and what does it contain?

• It contains primarily carbohydrates and fats.

• It contains only red blood cells and platelets.

• It is a type of connective tissue in the body.

• It contains water, electrolytes, proteins, hormones, and waste products.

What is anemia and what are its common symptoms?

• Anemia is a condition in which there is a decrease in the number of red blood cells or less than the normal quantity of hemoglobin in the blood.

• Anemia is a condition in which there is an increase in the number of red blood cells

• Anemia is a condition in which there is an excess of hemoglobin in the blood

• Anemia is a condition in which there is a decrease in the number of white blood cells