How can respiration effect blood flow?

What is a progressive degenterated disease of the brain in which beta-amyloid peptide deposits and neurofibrillary tangles appear and that ultimatly results in dementia? Which is most deadly bird influenza the spanish flu or the H1N1 virus? Im 14 and my voice hasn't changed? Which famous scientists contributed to understanding of circulatory system? What is presbyosmia? How do you kill bark lice? What are causes for cushing's syndrome? Is it normal not to have a bowel movement in three days? What is a compact fracture? A person with nephritis will show symptoms of? How can you manage constipation and haemorrhoids through diet? Why is stuff boring? What causes an opaque grey floater in the eye? What problems does traffic cause? Are circumcisions mandatory? What are two main things help the blood in veins return in the heart? Which day do you start when you stop saying teeth? What is the little dot of hair on your chin called? What problems can go wrong with the immune system? What is the extends into the chest cavity where divides into the two?