A vaccine..

• makes it so you NEVER get sick.

• never works.

• uses a weakened or dead form of the pathogen to help build your bodies immunity.

• used the full strength version of the pathogen to help you build immunity.

Tags

NGSS.HS-ETS1-3

Macrophages, B cells and T cells are all examples of...

• Red Blook Cells

• White Blood Cells

• Viruses

• Pathogens

The immune system has many different types of cells. which of the cells pictured below engulfs pathogens and other foreign particles?

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If a person eats food containing tapeworm eggs or larvae, tapeworms can enter the intestines. The following picture shows a tapeworm. Which type of organism is a tape worm?

• Bacterium

• Fungus

• Parasite

• Virus

At lunch, Leah shares her water bottle with her friend Allie. If Leah has been exposed to the flu virus, she may get sick with the flu. She may also pass the virus to Allie. Based on this evidence, which type of disease if the flu?

• Environmental

• Noninfectious

• Parasitic

• Infectious

The body has both internal and external defenses against disease. Which of these is an internal (inside the body) defense?

• Hair

• Tears

• T Cells

• Skin

Which of the following is NOT a pathogen?

• Fungus

• Bacteria

• Parasites

• Macrophage

Can diseases be passed from animals to humans? (salmonella/ Lymes Disease)

• Yes

• No

Skin Cancer (caused by too much UV sun exposure) is caused by what type of factor?

• Hereditary

• Environmental

• Pathogens

• Fungi

Tags

NGSS.HS-LS3-2

Is it possible for viruses to mutate and develop into new strains of the virus?

• Yes

• No

Tags

NGSS.HS-LS3-2