5148 8.4 Harnessing Technology to Protect Ourselves

Which option is not a cause of diseases and conditions?

[Hint: slide 6]

• bacteria

• genes

• healthy lifestyle

• virus

Which option is not a hereditary disease?

[Hint: slide 8]

• colour deficiency

• influenza

• sickle cell disease

• thalassemia

Which statement is incorrect about sickle cell disease?

[Hint: slide 9]

• Patients with sickle cell disease suffer from anemia, a condition where the blood has a lower than normal number of red blood cells.

• Sickle-shaped red blood cells cannot carry as much oxygen as normal red blood cells.

• Sickle-shaped red blood cells carry as much oxygen as normal red blood cells.

• The disease is passed down from a parent's genes.

Diseases caused by microbes can be managed.

How do disinfectants help to stop the spread of diseases?

[Hint: slide 13]

• Disinfectants kill microbes or prevent their growth.

• Disinfectants promote the growth of microbes.

Antimicrobial agents can protect our bodies from harmful microbes, such as bacteria and fungi. Which substance is applied to our bodies to kill microbes?

[Hint: slide 15]

• antibiotics

• antiseptics

• disinfectants

Antimicrobial agents can protect our bodies from harmful microbes, such as bacteria and fungi. Which substance is applied to non-living surfaces to kill microbes?

[Hint: slide 16]

• antibiotics

• antiseptics

• disinfectants

Antibiotics are medicines that kill microbes.

When should doctors prescribe antibiotics?

[Hint: slide 23]

• for diseases caused by bacteria

• for diseases caused by viruses

• for diseases caused by genes

Which substance can be used to prevent diseases caused by some bacteria and viruses?

[Hint: slide 30]

• antibiotic

• antiseptic

• disinfectant

• vaccine

Which is/are suitable treatment option(s) for kidney failure?

[Hint: slide 37]

• antibiotics

• kidney dialysis

• kidney transplant

• vaccination

Which statement is incorrect about kidney dialysis?

[Hint: slide 39]

• A patient needs to undergo dialysis session three ties a week,

• A patient needs to undergo dialysis treatments for the rest of his/her life.

• Each session lasts a few hours.

• It involves the transferring of a healthy kidney from a donor to a recipient.