Organs of the Urinary System. 1  As you can see from Figure above, the kidneys are two bean-shaped organs. 2  Ureters are tube-shaped and bring urine from the kidneys to the urinary bladder. 3  The urinary bladder is a hollow and muscular organ. 4  Urine leaves the body through the urethra.rgans of the Urinary System. 1  As you can see from Figure above, the kidneys are two bean-shaped organs. 2  Kidneys filter and clean the blood and form urine. 3  They are about the size of your fists and are found near the middle of the back, just below your rib cage.
Esophagus (or oesophagus or gullet) is a muscular tube connecting the throat (pharynx) with the stomach. During swallowing food travels from the mouth through the pharynx into the esophagus and to the stomach by peristaltic contraction of the esophagus.hat is Esophagus? A magic tube connecting the mouth to stomach, its help moves the food from the mouth to stomach and stops reverse motion from the stomach.
When a person swallows, the muscular walls of the esophagus contract to push food down into the stomach. Glands in the lining of the esophagus produce mucus, which keeps the passageway moist and facilitates swallowing. Food is passed through the esophagus by using the process of peristalsis.he function of a frog's esophagus is to transfer food down to the frogs stomach. the frogs esophagus is where food goes through before entering the stomach. the frogs esophagus moves food to the stomach by way of cilia.