What is the main function of the excretory system?, A.To pump blood, B.To remove waste products from the body, C.To digest food, D.To control movement, What tube carries urine from the kidneys to the bladder?, A.Urethra, B.Ureter, C.Esophagus, D.Trachea, What waste product is mainly removed by the lungs?, A.Oxygen, B.Carbon dioxide, C.Glucose, D.Nitrogen, Sweat released by the skin contains, A. Oxygen and glucose, B. Water, salts and small wastes, C. Only water, D. Carbon dioxide, The movement that pushes urine down the ureters is called, A.Filtration, B.Diffusion, C.Peristalsis, D.Inhalation, What prevents urine from flowing back into the kidneys?, A.Sphincter muscles, B.Ureterovesical valves, C.Bladder wall, D.Nerves, Which of the following best describes the role of the liver in excretion?, A. Stores urine, B. Produces sweat, C. Breaks down toxins and produces urea, D. Removes carbon dioxide, Why is homeostasis important in the body?, A. It helps the body grow taller, B. It keeps the body’s internal environment stable, C. It increases heart rate, D.It produces hormones, A pair of bean-shaped organs located on both sides of the backbone, A.Liver, B.Kidney, C.Lungs, D.Bladder, Sac-like structure that stores urine, A. Ureter, B. Urethra, C. Urinary bladder, D. Kidney

EXCRETORY SYSTEM

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