unit 3, heart disease

Question 1

what is cardiovascular disease?

Answer 1

diseases with hearts and vessles

Question 2

what is antheroma formation and what does it effect?

Answer 2

• white blood cells and lipid clump togehter under lining of eptihelium
• causing a higher blood pressure due to arteries being narrower becasue of the plaque
  -thinner lumen
• restircted blood flow
• weakened arteries

Question 3

what is an aneurysm and what does it effect?

Answer 3

• balloon like swelling in the artery
• starts from an antheroma, from weakened arteries
• a hemorage can start due to the bursting of an aneurysm
  -high blood pressure can cause the inner layer to be pushed out of elastic layer

Question 4

what is thrombosis and what does it effect?

Answer 4

• formation of a blood clot
• starts from an antheroma
• plaque ruptures walls making them rough and need reparing
  -platelets and fibrin go to fix inside of body forming a clot due to blocking blood flow
• can cause blockage of artery or causes it to become dislodged

Question 5

what is a myocardial infraction and what does it effect?

Answer 5

-heart attack
- coronary artery that supplies heart with oxygen becomes blocked
-antheroma occurs
-heart muscle doesnt receive enough oxygenated blood
- can be caused by a blood clot

Question 6

correlation, what are the risk factors of high blood pressure?

Answer 6

• diabetes
  -excess body weight
• smoking
• dietary factors
  -family history
• high staurated fat/salt diets