Disease Review

A tumor becomes malignant when:

• Cancerous cells enter the bloodstream

• Cancerous cells stay clumped together

• Apoptosis occurs

• Cell division is controlled

Tags

NGSS.MS-LS3-1

The uncontrolled division of cells is known as:

• Apoptosis

• Cancer

• Endocytosis

• Checkpoint

Tags

NGSS.MS-LS3-1

Why would someone need to get an influenza vaccine every year?

• Viruses replicate more rapidly over time

• Viruses can mutate from year to year

• Vaccines are absorbed by the body after a year

• Vaccines get stronger over time

Tags

NGSS.MS-LS3-1

If a disease is a worldwide threat then it is a(n)

• Epidemic

• Outbreak

• Pandemic

• Endemic

Ten people became sick with the flu after attending a school dance. What is the best explanation for how the people got sick?

• Contact with an environmental source

• Contact with an infected animal

• Contact with a contaminated object

• Contact with an infected person

How can the rate of an infectious disease be drastically reduced?

• By taking medication daily

• By wearing clean clothing

• By preventing transmission between people

• By performing dental hygiene three times a day

Which requires a host cell to reproduce?

• Bacterium

• Fungus

• Parasite

• Virus

What causes malaria?

• bacteria

• fungi

• protists

• viruses

A disease that can pass from one organism to another is a(n)

• pathogen.

• infectious disease.

• toxin.

• bacteria.

What is the primary cause of infectious diseases?

• Bacteria and viruses

• Genetic mutations

• Nutritional deficiencies

• Environmental toxins