6. What are some risk factors for Coronary Heart Disease?
Poor diet high in sweetcorn
Poor diet, high in saturated fat and salt, smoking and excessive alcohol intake
Too much water
7. What are the 3 main interfaces used by pathogens to enter the body?
Gas exchange system, skin and digestive system
Reproductive system, heart and liver
Kidneys
8. How do pathogens damage host cells?
yolo
By rupturing them to release nutrients, by breaking down nutrients inside the cell to starve the cell, by replicating inside the cell and bursting them when they are released
lol
9. What is a pathogen?
A pathogen is any organism that causes disease - e.g. bacteria, viruses
Pathogens are a pencil
Pathogens are a type of fruit
10. What do cilia in the gas exchange system do?
Beat and move mucus up the trachea to the mouth where pathogens are removed
Look pretty
Lol
11. How does the ga exchange system have adaptations to prevent pathogens entering the body?
Engulfs pathogen
If air that contains pathogens is breather in, most will be trapped in mucus which lines the lung epithelium.
