Immune System and Related Concepts Quiz

What is the role of the immune system?

• Produce energy

• Transport oxygen

• Fight off germs and pathogens

• Regulate body temperature

Which of the following is not a type of pathogen?

• Virus

• Bacteria

• Red blood cell

• Protozoan

Which science studies the immune system?

• Pathology

• Hematology

• Immunology

• Virology

What type of immunity are you born with?

• Adaptive

• Passive

• Artificial

• Innate

Which organ system helps filter and drain fluids to support the immune response?

• Digestive

• Respiratory

• Lymphatic

• Muscular

What is the 1st line of defense in innate immunity?

• Phagocytosis

• Antibodies

• Barriers like skin and mucus

• T cells

What makes skin an effective barrier to infection?

• High moisture and acidity

• Keratin and salty environment

• Smooth surface and dryness

• Rapid cell division

What is the function of cilia in mucous membranes?

• Trap germs

• Digest food

• Sweep away mucus

• Release histamine

What enzyme in tears and saliva helps break down bacterial walls?

• Amylase

• Lysozyme

• Pepsin

• Lactase

What kills swallowed microbes in the stomach?

• Mucus

• Enzymes and acid

• Sebum

• Sweat