Immune System

Front

What is the inflammatory response?

Back

The inflammatory response is the body's immediate reaction to injury or infection, characterized by redness, heat, swelling, and pain.

Tags

NGSS.HS-LS1-3

Front

What do antibiotics work against?

Back

Antibiotics work against bacteria, not viruses.

Front

What are antigens?

Back

Antigens are parts of pathogens that are recognized as foreign by the immune system, specifically by T-cells.

Front

How can infectious diseases be transmitted?

Back

Infectious diseases can be transmitted through sneezing or coughing, contaminated water, and contact with contaminated objects.

Tags

NGSS.HS-LS2-6

Front

True or False: Your body can make antibodies for pathogens you have never encountered.

Back

True, because you can make antibodies via immunizations.

Front

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

Back

T-cells recognize and respond to antigens, helping to destroy infected cells.

Front

What are antibodies?

Back

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

Front

What is the first line of defense in the immune system?

Back

The first line of defense includes physical barriers like skin and mucous membranes that prevent pathogens from entering the body.

Front

What is the difference between bacteria and viruses?

Back

Bacteria are single-celled organisms that can live independently, while viruses are smaller and require a host cell to replicate.

Front

What is herd immunity?

Back

Herd immunity occurs when a large percentage of a population becomes immune to a disease, making its spread unlikely.