blood and cardiovascular diseases

Question 1

red blood cells

Answer 1

-transport oxygen from the lungs to the body
-contains haemoglobin

Question 2

white blood cells

Answer 2

-make antibodies
-contains a nucleus-contains DNA

Question 3

platelets

Answer 3

-tiny fragments of cells
-help the blood to clot

Question 4

cardiovascular diseases

Answer 4

-heart and blood vessels
-not infectious

Question 5

coronary heart disease

Answer 5

-layers of fatty build up
-reduced blood flow
-lack of oxygen- heart attack

Question 6

valves

Answer 6

-sometimes don’t fully open, heart has to pump extra hard to get the blood through, heart can enlarge

Question 7

heart failure

Answer 7

heart cannot punk enough blood around the body