Immunology Flashcard

Front

What is adaptive immunity?

Back

The body's ability to recognize and defend against specific pathogens and their products.

Front

Where do T cells mature in the lymphatic system?

Back

Thymus

Front

What is the role of B cells in humoral immunity?

Back

They produce antibodies against extracellular pathogens.

Front

Which of the following is not an antigen-presenting cell?

Back

Red blood cell

Front

What type of immunity involves receiving antibodies from another source?

Back

Passive immunity.

Front

What is innate immunity?

Back

The body's immediate response to any pathogen, providing a non-specific defense.

Front

What are antigens?

Back

Substances that induce an immune response, typically found on pathogens.

Front

What is the function of macrophages?

Back

They engulf and digest pathogens and dead cells, acting as antigen-presenting cells.

Front

What is the difference between active and passive immunity?

Back

Active immunity is developed through exposure to pathogens, while passive immunity is acquired through the transfer of antibodies.

Front

What are memory cells?

Back

Long-lived immune cells that remember past infections and respond more rapidly upon re-exposure.