1. Introduction to the Immune System-6-12 AI

What is immunology?

• The study of structure and function of the immune system

• The study of structure and function of the digestive system

• The study of structure and function of the respiratory system

• The study of structure and function of the circulatory system

Where does the term 'immunity' come from?

• Greek term 'immunitas'

• Latin term 'immunitas'

• Spanish term 'immunitas'

• French term 'immunitas'

What is immunity?

• An organism's ability to resist and fight infection

• An organism's ability to resist and fight allergies

• An organism's ability to resist and fight cancer

• An organism's ability to resist and fight autoimmune diseases

What caused the 1918-1919 influenza pandemic?

• Approximately 6.9 million deaths

• Approximately 500 million infections

• Approximately 50 million deaths

• Approximately 702 million infections

What is the importance of the immune system?

• To defend against allergies

• To defend against cancer

• To defend against pathogens

• To defend against autoimmune diseases

What is an antigen?

• A microbe such as a fungus

• A microbe such as a parasite

• A microbe such as a bacteria

• A microbe such as a virus

What is an antibody?

• A protein produced by the body's circulatory system when it detects antigens

• A protein produced by the body's respiratory system when it detects antigens

• A protein produced by the body's digestive system when it detects antigens

• A protein produced by the body's immune system when it detects antigens

What happens when antibodies attach to an antigen?

• It signals other parts of the immune system to ignore the invaders

• It signals other parts of the immune system to attack and destroy the invaders

• It signals other parts of the immune system to replicate the invaders

• It signals other parts of the immune system to protect the invaders

How is immunity to a particular disease developed in the human body?

• By avoiding exposure to the disease

• By taking antibiotics

• By taking antiviral medication

• By developing antibodies through previous infection or vaccination

What are flu shots recommended for every year?

• Infections like the common cold

• Infections like the flu

• Infections like COVID-19

• Infections like malaria