1.
5.b A) bronchioles B) nephrons C) diaphragm D) kidneys 2.
5.b A) bronchi B) alveoli C) trachea D) bronchioles 3.
5.b A) larynx, pharynx, bronchi, trachea, alveoli B) pharynx, larynx, trachea, bronchi, alveoli C) Preservation D) pharynx, larynx, trachea, alveoli, bronchi 4.
5.b A) jogging B) asbestos exposure C) smoking D) ultraviolet radiation 5.
5.b A) pulmonaries B) arteries C) capillaries D) veins 6.
5.b A) Arteries B) Capillaries C) Walls D) Minerals 7.
5.b A) skin cells B) nerve cells C) white blood cells D) muscle cells 8.
5.b A) protein B) organ C) organ system D) positive feedback system 9.
5.b A) the brain B) the pancreas C) the kidneys D) the heart 10.
5.b A) the endocrine system and the lymphatic system B) the urinary system and the reproductive system C) the nervous system and the muscular system D) the circulatory system and the respiratory system 11.
6.j A) White blood cells B) Veins C) Hemoglobins D) Platelets 12.
6.j A) force divided by area B) area divided by force C) area times force D) force times area 13.
6.j A) increase the amount of air B) decrease the amount of air C) deflate the tire D) push against the tire 14.
6.j A) hypertension B) shock C) heart disease D) obesity 15.
6.j A) three B) two C) one D) many 16.
6.j A) right atrium to left atrium to lungs to right ventricle to left ventricle to body B) right atrium to right ventricle to lungs to left atrium to left ventricle to body C) right atrium to lungs to left ventricle to body D) right atrium to left ventricle to body 17.
6.j A) aorta B) veins C) arteries D) valves 18.
6.j A) heart B) lung C) kidney D) stomach 19.
6.j A) in the arteries B) in the veins C) in the capillaries D) in the lymph vessels 20.
6.j A) pressure B) gravity C) temperature D) mass
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