Immune System Quiz

What is the primary function of the immune system?

• Transport oxygen

• Digest food

• Protect the body from infections

• Produce energy

• Regulate body temperature

Which of the following is not a type of immunity?

• Innate immunity

• Adaptive immunity

• Artificial immunity

• Passive immunity

• Metabolic immunity

The immune system consists mainly of which type of blood cells?

• Red blood cells

• White blood cells

• Platelets

• Plasma cells

• Stem cells

Which organ is responsible for the production of all blood cells?

• Thymus

• Spleen

• Liver

• Bone marrow

• Lymph nodes

The immune system can distinguish between:

• Food and water

• Harmful and harmless substances

• DNA and RNA

• Oxygen and carbon dioxide

• Acids and base

Where do T cells mature?

• Spleen

• Liver

• Thymus

• Bone marrow

• Lymph nodes

Which of the following is not a lymphoid organ?

• Spleen

• Bone marrow

• Pancreas

• Lymph nodes

• Thymus

The spleen plays a major role in:

• Digesting proteins

• Filtering blood and removing pathogens

• Producing digestive enzymes

• Breaking down fats

• Producing insulin

The tonsils help protect against:

• Digestive enzymes

• Airborne pathogens

• Bone diseases

• Blood clotting disorders

• High blood pressure

Lymph nodes contain large numbers of:

• Red blood cells

• Neurons

• White blood cells

• Platelets

• Cartilage cells