Diseases

Question 1

What is a protist?

Answer 1

A single celled organism

Question 2

What are the types of diseases?

Answer 2

Fungal diseases
Protist diseases
Bacterial diseases
Viruses

Question 3

Example of a protist disease

Answer 3

Malaria

Question 4

How is malaria spread?

Answer 4

Via a vector, in this case mosquitos

Question 5

What is a vector?

Answer 5

A vector is something that carries a disease without getting infected themselves

Question 6

Where is malaria found?

Answer 6

Africa, Asia, and South America

Question 7

What are the symptoms of malaria?

Answer 7

Fever
Sweats
Chills
Diarrhoea
Vomiting

Question 8

What kind of drugs prevent malarial infection?

Answer 8

Antimalarial drugs

Question 9

What’s a fungal disease?

Answer 9

A disease caused by spores growing down into the skin

Question 10

How do fungal diseases cause infection?

Answer 10

The spores have a body made up of thread-like structures called hyphae
The hyphae can grow and penetrate the surface of plants and animals causing infections

Question 11

How are fungal disease spread?

Answer 11

The hyphae can produce spores, which can spread the infection to other organisms

Question 12

Examples of fungal diseases

Answer 12

Athletes foot
Rose black spot
Ring worm
Yeast infections

Question 13

What is athletes foot?

Answer 13

A rash found between toes

Question 14

How is athletes foot transmitted

Answer 14

Via physical contact with infected surfaces

Question 15

What drug is used to treat fungal diseases?

Answer 15

Antifungal drugs

Question 16

What does rose black spot do?

Answer 16

Reduces the rate of photosynthesis, by discolouring the chloroplast

Question 17

How is rose black spot transmitted?

Answer 17

Via the air
Its an airborne disease

Question 18

Methods on how to prevent the spread of disease

Answer 18

Sterilising water
Personal hygiene
Contraception
Food hygiene
Vaccination

Question 19

What does sterilising water do and how is it done?

Answer 19

.Prevents cholera
.Using chemicals or UV lights kill bacteria

Question 20

What does good personal hygiene prevent and how is it done?

Answer 20

.Prevents diseases such as athletes foot
.Washing surfaces/body properly
.Washing feet

Question 21

What does contraception prevent and how does it work?

Answer 21

.Prevents STDs such as HIV and Aids
.Prevents the exchange of bodily fluids

Question 22

What does good food hygiene prevent and how does it work?

Answer 22

.Prevents salmonella and E.coli
.Cooking food thoroughly and in hygienic conditions

Question 23

How do vaccinations work?

Answer 23

By ‘teaching’ your immune system to create the specific antibodies and trigger a secondary immune response

Question 24

Examples of non specific human defence systems

Answer 24

Skin
Mucus/Nose hair
Stomach

Question 25

Examples of chemical barriers

Answer 25

Tear ducts
sweat
Saliva
Mucus
Breast milk

Question 26

What does skin do?

Answer 26

Acts as a physical barrier to prevent infection

Question 27

What does the nose do?

Answer 27

.Internal hairs act as a physical barrier/filter
.Mucus is produced to trap pathogens before they enter the lungs

Question 28

What does the stomach do?

Answer 28

Produces hydrochloric acid that kills any pathogens
.Acts as a chemical barrier against infection