Preventing Diseases

Specific proteins that attach to antigens , keeping them from harming the body are called ________.

• pathogens

• viruses

• bacteria

• antibodies

The result of pathogens or germs invading the body, multiplying, and harming some of your body's cell is called (a)n _________.

• infection

• inflammation

• virus

• disease

Cleanness, or _______, is important in protecting your health.

• pathogens

• hygiene

• fungi

• germs

One-celled organisms that are more complex than bacteria are called ________.

• vector

• bacteria

• protozoa

• germs

The __________ period is the length of a time that a particular disease can be spread from person to person.

• influenza

• contagious

• pneumonia

• inflammation

The ______ ______ is a combination of body defenses made up of the cells, tissues, and organs that fight pathogens in the body

• immune system

• contagious period

• lymphatic system

• strep throat

A highly communicable viral disease characterized by fever, chills, fatigue, headache, muscle aches, and respiratory symptoms is called _________.

• Hepatitis B

• strep throat

• pneumonia

• influenza

The body's response to injury or disease, resulting in a condition of swelling, pain, heat, and redness is called ____________.

• Inflammation

• Tuberculosis

• Pneumonia

• Vector

Organisms that are more complex than bacteria but cannot make their own food are called _____.

• bacteria

• fungi

• disease

• viruses.

Substances that send the immune system into action are ________.

• antibodies

• antigens

• lymphocytes

• pathogens