HW # 17

Front

What is phagocytosis?

Back

Phagocytosis is the process by which certain cells, such as white blood cells (WBCs), engulf and digest other cells or particles.

Front

What is the primary function of phagocytosis in the human body?

Back

Phagocytosis provides protection against pathogens by engulfing and destroying them.

Front

What is the Immune Response?

Back

The Immune Response is part of the body's defense against pathogens, where immune cells react specifically to each type of pathogen.

Front

What are antigens?

Back

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

Front

Which statement about antigens is NOT true?

Back

Antigens are the same for every pathogen.

Front

What are the four types of pathogens that can cause illness?

Back

The four types of pathogens are bacteria, fungi, viruses, and parasites.

Front

What role do antibodies play in the immune system?

Back

Antibodies are proteins produced by the immune system to identify and neutralize foreign objects like bacteria and viruses.

Front

What is the difference between innate and adaptive immunity?

Back

Innate immunity is the body's first line of defense, providing immediate but non-specific protection, while adaptive immunity develops over time and targets specific pathogens.

Front

What is the function of white blood cells (WBCs)?

Back

White blood cells (WBCs) are crucial for the immune system, helping to fight infections and protect the body from foreign invaders.

Front

What is the inflammatory response?

Back

The inflammatory response is a biological reaction to harmful stimuli, characterized by redness, heat, swelling, and pain, aimed at protecting the body.