3) Bacterial Diseases and Preventing Diseases

What symptoms are caused by Salmonella food poisoning?

Fever, stomach cramps, vomiting, and diarrhea.

How is Salmonella food poisoning typically spread?

By eating contaminated food, especially undercooked or unhygienically prepared poultry.

Why is poultry in the UK vaccinated against Salmonella?

Poultry is vaccinated to control and reduce the spread of Salmonella bacteria.

How is gonorrhoea transmitted, and what are its symptoms?

Gonorrhoea, an STD, is transmitted by unprotected sex, causing painful urination and a yellow or green discharge.

Why has treating gonorrhoea with penicillin become challenging?

Some strains of the bacteria have developed resistance to penicillin.

What methods can prevent the spread of gonorrhoea?

Antibiotic treatment and barrier contraception, like condoms.

How can practicing good hygiene help prevent disease?

Washing hands before preparing food or after sneezing can stop the spread of germs.

What are two ways to destroy vectors to reduce disease spread?

Using insecticides and destroying their breeding habitats

Why is isolating infected individuals important in preventing disease spread?

It stops them from passing the disease to others.

How does vaccination help reduce disease spread?

It makes people less likely to develop and transmit communicable diseases.