Which of the following is not a function of the cardiovascular system? (a) Getting oxygen from air. (b) Producing red and white blood cells. (c) Removing carbon dioxide from the body. (d) Fighting desease by attacking infections.

____ is the fluid in which other parts of the blood are suspended.

Which of the following statements is not true about tobacco use? (a) About 20 percent of deaths from cardiovascular disease are smoking related. (b) People who smoke less than a pack a day are generally safe from cardiovascular disease. (c) Cardiovascular disease can be caused by exposure to secondhand smoke. (d) For teens, tobacco use is the number one risk factor for cardiovascular disease.

Congenital heart defects: (a) Are present at birth. (b) Result from poor diet. (c) Affect mainly older people. (d) Can be prevented with regular exercise.

Which of the following is not a type of cardiovascular disease? a. stroke b. atherosclerosis c. cancer d. high blood pressure