Immune System Quiz

What type of cell is primarily involved in the production of antibodies?

• Macrophage

• T cell

• B cell

• Thymus

Where are lymphocytes primarily formed?

• Thymus

• Spleen

• Bone marrow

• Lymphatic tissue of the gut

What is immunity?

• The system in the body responsible for maintaining homeostasis

• The ability of the body to fight infection and/or foreign invaders by producing antibodies or destroying the invaders

• A type of white blood cell

• A vaccine that prevents infection

What is the role of the immune system?

• To produce hormones that regulate metabolism

• To circulate blood throughout the body

• To convert food into energy

• To maintain homeostasis by recognizing harmful from nonharmful organisms and producing an appropriate response

What are pathogens?

• Beneficial bacteria that improve health

• Viruses, bacteria, or parasites that cause disease or immune response

• Helpful substances that the body needs

• Cells that protect the body from diseases

What is the first line of defense for the body according to the image?

• The immune system

• The skin

• Antibiotics

• Vaccination

What is the role of macrophages in the body's second line of defense?

• They release histamines to cause fever.

• They cause inflammation.

• They kill pathogens by denaturing proteins.

• They perform phagocytosis.

How does a fever contribute to the body's second line of defense against pathogens?

• By causing inflammation

• By performing phagocytosis

• By releasing histamine

• By denaturing proteins of invaders through high temperature

What does "Inflammation" mean?

• Infection

• Swelling

• Bruising

• Bleeding

What is the third line of defense in the immune system a specific response to?

• A general infection

• A specific pathogen/antigen

• A vaccine

• A non-specific bodily injury