The Excretory System. C15L3. Primary functions. the removal of wastes and foreign substances and excess substances from the blood the temporary collection and storage of these substances the elimination of these substances from the body regulates the level of fluid in the body.
The Excretory System
The digestive system collects and removes undigested solids from the foods you eat.
The urinary system processes, transports, collects, and removes liquid waste from the body.
The respiratory system removes carbon dioxide and water vapor from the body.
The integumentary system, which includes the skin, secretes excess salt and water through sweat glands.
The organs of the urinary system work together to process, transport, collect and excrete liquid waste.
filter wastes from the blood and excretes them in a liquid called urine
Blood flows into the kidney by way of the renal artery
nephron: a network of capillaries and small tubes, or tubules, in the kidneys, where filtration of blood occurs.
Your entire blood supply is filtered by your kidneys around 60 times each day.
Urine leaves each kidney through a tube called the ureter and goes to the urinary bladder
muscular bag that temporarily stores urine
tube that leads from the bladder to the outside of the body
Urine leaves the bladder through a tube called the urethrawhich contains circular muscles called sphincters that control the release of urine.
Disorders and Diseases of the Urinary System
abnormal condition in which the kidneys fail to form urine. This disorder may be caused by physical injury, bacterial infections, or exposure to toxic chemicals
a kidney that has been jarred from it usual location and has become movable; caused by a severe injury or blow to the lower back; can occur after a very overweight person reduces body fat
The Excretory System and Homeostasis