Disease and Body Response Vocabulary

Question 1

Infectious

Answer 1

Definition: A disease caused by a pathogen that can be spread from one person to another.

Sentence: The flu is an infectious disease that spreads easily through coughs and sneezes.

Question 2

Non-infectious

Answer 2

Definition: A disease that cannot be spread from person to person and is not caused by a pathogen.

Sentence: Diabetes is a non-infectious disease that can result from genetic and lifestyle factors.

Question 3

Pathogen

Answer 3

Definition: A microorganism that causes disease, such as a virus, bacteria, fungus, or parasite.

Sentence: The bacteria Salmonella is a common foodborne pathogen.

Question 4

Inflammation

Answer 4

Definition: The body’s response to infection or injury, causing redness, heat, swelling, and pain.

Sentence: The swelling around his cut was due to inflammation as his body fought off infection.

Question 5

Immunity

Answer 5

Definition: The body’s ability to resist infection by recognizing and attacking pathogens.

Sentence: After recovering from chickenpox, she developed immunity and didn’t get it again.

Question 6

Vaccination

Answer 6

Definition: A medical treatment that uses a harmless form of a pathogen to stimulate immunity.

Sentence: Vaccination helps protect people from dangerous diseases like measles.

Question 7

Antibody

Answer 7

Definition: A protein made by the immune system that targets and destroys specific antigens.

Sentence: The body produces antibodies to fight off the flu virus.

Question 8

Antigen

Answer 8

Definition: A substance, often found on pathogens, that triggers an immune response.

Sentence: The antigens on a virus’s surface help the body recognize it as a threat.

Question 9

Diagnosis

Answer 9

Definition: The process of identifying a disease from its signs, symptoms, and test results.

Sentence: The doctor used a blood test to make a diagnosis of malaria.