T5 review flashcard_Immune system and human health

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Cells that fight disease are

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T-cells, B-cells, and lymphocytes (white blood cells) are all types of cells that play a crucial role in the immune response.

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A disease that is caused by a pathogen is

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Infectious diseases are caused by pathogens such as bacteria, viruses, fungi, or parasites.

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What is the best way to deal with antibiotic resistance?

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Antibiotics should only be prescribed to people with bacterial infections to prevent further resistance.

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The immune system consists mainly of what type of cells?

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The immune system primarily consists of T-cells and B-cells, which are essential for adaptive immunity.

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Which of the following can challenge your immune system?

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Allergies, cancer, immune deficiency, and auto-immune diseases can all challenge the immune system.

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What is the role of T-cells in the immune system?

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T-cells are responsible for directly killing infected host cells and activating other immune cells.

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What is the function of B-cells?

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B-cells produce antibodies that help neutralize pathogens and mark them for destruction.

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What is an autoimmune disease?

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An autoimmune disease occurs when the immune system mistakenly attacks the body's own cells.

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What are pathogens?

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Pathogens are microorganisms that can cause disease, including bacteria, viruses, fungi, and parasites.

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What is the difference between infectious and noninfectious diseases?

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Infectious diseases are caused by pathogens, while noninfectious diseases are not caused by pathogens and can be due to genetics, lifestyle, or environmental factors.