Question

18. Why is it important to maintain an adequate blood pressure? 19. What might be the significance of nonfunctional or defective chordae tendinae?

Answer 1

1) Blood is the liquid connective tissue present all over the body and supply nutrients, provide gas exchange and removal wastes and also involved in thermo regulation. Little excess or low blood pressure cause put extra strain on the arteries and causes health problems like atherosclerosis while lower blood pressure impairs nutrition supply. Hence it is important to maintain blood pressure

2)chordal tendineae are the fibrous cords of connective tissue that connect the papillary muscles to the tricuspid valve and the bicuspid valve in the heart. If they are non functional or defective that leads to the problems in rate of heart beat fallow ed by impaired blood supply to the organs.

3) white blood cells involved in protection against infections, white blood cells may be acidophills basophills or utrophills, all of them together avoid infection and provide first line of defence and fights against bacteria virus and fungi etc either by producing antibodies against them or by secreting cytokinins and eventually eliminates any foreign material

4)some factors like hyper cholesterol and LDL intake, improper physical exercise, over weight, stress, high salt diet are generally associated with risk of elevates the heart beat and blood pressure