Immune

You can kills germs by ___________________.

• washing your hands.

• thinking.

• eating soap.

Which are germs?

• viruses

• bacteria

• fungi

• all of them

Viruses and Bacteria are ___________________.

• healthy

• green

• germs

The purpose of the immune system is to:

• Help germs invade your body

• Fight off sickness

• Make your nose run

• Give you diarrhea

These are produced by B cells and designed to mark antigens to be destroyed.

• Antigens

• Active Immunity

• Antibodies

• Antibiotics

This allows us to develop an artificial immunity to a disease without ever getting

sick from the disease.

• antibiotics

• vaccines

• blood transfusions

Your body cannot make antibodies for pathogens that you have never been in contact with.

• True, because your body needs to encounter the pathogen at least once in order to create the antibodies.

• False, because you can make antibodies via immunizations given by a doctor.

All of the following are examples of white blood cells EXCEPT

• T cells

• Phagocytes

• Antibodies

• B Cells

Tags

NGSS.MS-LS1-3

What is the first barrier against disease?

• White blood cells

• Red blood cells

• the skin

• leucocytes 

Which of the following statements is TRUE about someone's immune system that has allergies?

• Body cells are dividing at an uncontrolled rate.

• The body is reacting to foreign materials that are not actually dangerous.

• T cells and B cells in the body cannot be activated.

• The body is mistaking its own cells for foreign antigens.