2.7 - Disease & Cancer

Question 1

What are a 4 Examples of Cardiovascular Diseases?

Answer 1

• Coronary Heart Disease
• Heart Attacks
• Faulty Heart Valves
• Heart Failure

Question 2

What are 4 Examples of Treatments for Cardiovascular Diseases?

Answer 2

• Stents
• Statins
• Replacement Valves
• Replacement Hearts

Question 3

What is Coronary Heart Disease? [4]

Answer 3

• When the Coronary Arteries start to get Blocked by layers of Fatty Material.
• Causes the Lumen of the Arteries to become Narrower .
• Less Blood can flow through so less Oxygen reaches the Heart Muscles.
• Puts Strain on the Heart and potentially causes a Heart Attack.

Question 4

What are the Two main Treatments for Coronary Heart Disease?

Answer 4

• Stents
• Statins

Question 5

What is a Stent?

Answer 5

• An expandable tube we can put inside the arteries to hold them open.
• Ensures the blood can keep flowing.

Question 6

What are 2 Advantages of Stents?

Answer 6

• Surgery is quick.
• They last a long time.

Question 7

What are 2 Disadvantages of Stents?

Answer 7

• Surgery has Risks (Could Induce a Heart Attack or lead to Infection).
• Small Risk of Developing a Blood Clot near the Stent (Thrombosis).

Question 8

What are Statins?

Answer 8

Medication that alters the Balance of Cholesterol in your Bloodstream.

Question 9

What is Cholesterol?

Answer 9

A type of Lipid that comes in 2 different forms (HDL - Good, LDL - Bad).

Question 10

What do Statins do?

Answer 10

Decrease the amount of LDL Cholesterol in our Blood & increase the amount of HDL Cholesterol.

Question 11

What are 2 Disadvantages of Statins?

Answer 11

• They have to be taken regularly for years.
• Can cause side effects such as headaches and kidney failure.

Question 12

What is the Role of the Valve?

Answer 12

To allow blood to flow in one direction only.

Question 13

What are 2 Problems we can get with the Valves?

Answer 13

• Not enough blood being able to pass through.
• The valve doesn’t close properly anymore.