Immune System

Whats the job of the immune system

• To help you breath

• To remove waste from your body

• To help move blood through out your body

• To fight diseases

What is a Pathogen?

• A microorganism that causes disease

• A strange looking thing on your skin

• A microorganism that fights disease

• A type of cell that breaks down foreign invaders in the body.

Which of the following is NOT a function of the lymphatic system?

• produce white blood cells

• detects viruses and bacteria

• transporting blood, gases, and nutrients throughout the body

• filter lymph fluid to remove pathogens

What are the two types of white blood cells?

• Phagocytes and pathogens

• Phagocytes and lymphocytes

• Lymphocytes and pathogens

• Lymphocytes and antigens

What initiates an immune response?

• antibody

• histamine

• antigen

• antibiotic

A defensive response of the body characterized by dilation of blood vessels and swelling.

• inoculation

• immunization

• circulation

• inflammation

How does your body respond to fight an infection?

• Only antibiotics can fight an infection in the body.

• Extra red blood cells are produced to fight the infection.

• White blood cells travel to the site to fight off the infection.

• Antibodies are filtered from the body.

Which of the following structures are part of the human immune system?

• white blood cells

• red blood cells

• hormones

• skin

The four main types of germs are:

• Viruses, bacteria, parasites, and fungi

• Viruses, parasites, fungi, and phagocytes

• Parasites, bacteria, lymphocytes, and fungi

• Small, medium, large, and extra large

When someone’s immune system overreacts to something harmless it’s called:

• Overreactus maximus

• An allergy

• A sneeze

• The measles