B5 Communicable Diseases

Question 1

What is a communicable disease?

Answer 1

A disease that can be spread from person to person caused by pathogens

Question 2

What is a non-communicable disease?

Answer 2

A disease which is not spread from person to person

Question 3

What is a casual mechanism?

Answer 3

Something that explains how one factor of a disease affects another factor

Question 4

What is a pathogen?

Answer 4

A micro-organism that causes disease

Question 5

What are the main types of pathogens?

Answer 5

Bacteria, virus, fungi and protists

Question 6

What are the 4 ways that Pathogens can be spread?

Answer 6

• Transmission by air
• Transmission by water
• Transmission by animals
• Transmission by contact

Question 7

How does Bacteria grow?

Answer 7

By BINARY FISSION where the bacteria splits in two

Question 8

What is a mineral ion defficiency in plants?

Answer 8

When plants have a defficiency due to lacking in one or more minerals

Question 9

What are the main ways that microbes can enter the human body?

Answer 9

Eyes, ears, nose, lungs, skin, stomach, genitals

Question 10

What are the 2 different types of first line defence in the human body?

Answer 10

Chemical defenses and Physical defenses

Question 11

What is the second line of defence in the human body?

Answer 11

Our white blood cells attacking the microbe/disease