Blood Quiz

What is the pH level of human blood?

• 7.4

• 6.8

• 7.0

• 8.0

What percentage of plasma is water?

• 90%

• 80%

• 70%

• 60%

What are the two main plasma proteins?

• Antibodies and clotting factors

• Enzymes and hormones

• Hemoglobin and myoglobin

• Collagen and elastin

What is serum?

• Plasma without clotting proteins

• Plasma with extra proteins

• Blood without plasma

• Blood with extra cells

What shape are red blood cells?

• Biconcave discs

• Spherical

• Cuboidal

• Flat

Where are red blood cells formed?

• Red bone marrow

• Liver

• Spleen

• Heart

What is anemia?

• Lack of hemoglobin/RBC in the blood

• Excess of white blood cells

• High blood pressure

• Low blood sugar

What is the ratio of red blood cells to white blood cells?

• 700:1

• 500:1

• 300:1

• 1000:1

What is the function of white blood cells?

• Protect against disease

• Transport oxygen

• Clot blood

• Store nutrients

What are the two types of white blood cells?

• Lymphocytes and monocytes

• Erythrocytes and thrombocytes

• Neutrophils and basophils

• Macrophages and dendritic cells