What is endothelial tissue?
Thin layer of cells lining blood vessels.
Function of endothelial tissue
• Allows smooth blood flow
• Controls exchange of substances
What damages endothelial cells?
• Smoking
• High blood pressure
• High cholesterol
What is atherosclerosis?
Build-up of fatty deposits in arteries.
Effect of atherosclerosis
• Narrows arteries
• Reduces blood flow
• Increases risk of heart attack