Lesson 3.1 - Nosicomial Nightmare

Front

What is the innate immune system?

Back

The innate immune system is always working and doesn't require any special preparation to defend against pathogens.

Front

How do viruses reproduce?

Back

Viruses reproduce by making host cells reproduce copies of the viruses.

Front

What is a pandemic?

Back

A pandemic is a disease that occurs over a wide geographic area and affects a very high proportion of the population.

Front

What is phagocytosis?

Back

Phagocytosis is the process where leukocytes engulf and digest bacteria.

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What are antibodies?

Back

Antibodies are Y-shaped proteins that may mark pathogens for destruction.

Front

What is the role of leukocytes in the immune system?

Back

Leukocytes, or white blood cells, play a crucial role in the immune system by identifying and eliminating pathogens.

Front

What is the difference between an epidemic and a pandemic?

Back

An epidemic is a disease that affects a large number of people within a specific area, while a pandemic spreads over multiple countries or continents.

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What are antigens?

Back

Antigens are substances that trigger an immune response, often found on the surface of pathogens.

Front

What is the function of T cells in the immune response?

Back

T cells are a type of lymphocyte that play a central role in cell-mediated immunity, helping to destroy infected host cells.

Front

What is the significance of the immune response?

Back

The immune response is crucial for protecting the body against infections and diseases by identifying and eliminating pathogens.