What is considered to be hypertension? Blood pressure of 120/80 None of the above Blood pressure of 140/90 or greater Blood pressure of 100/80 or lower Question 40 Where does the exchange of waste materials and oxygen take place? Capillaries Venules Veins Arteries Question 41 Which of the following is in the proper order, from largest to smallest? Artery, capillary, vein Vein, artery, capillary Capillary, vein, artery Artery, vein, capillary