This essay describes the anatomy of the frog

The main body systems of the anuran atomic number 18 the digestive system, circulative system, urogenital system, excretory, respiratory, and the toad catchs skeleton and muscles. The batrachian digestive system starts in the mouth. Prey, which is sometimes caught by the toads unenviable tongue, is diced by structures in the mouth that atomic number 18 tooth-like. The food then travels down the esophagus, into the stomach, where, the food is softened, sanely blue down, and then stored. This will stupefy place by mechanized digestive because of the ruggae in the frogs stomach. From the stomach, food moves into the clarified intestine, where the well-nigh of the chemic digestion, (by the pancreatic juices of pancreatin, secretin, and insulin, and bile from the liver) and nutrient absorption take place. 1 special feature of the frogs secondary intestine is that it has villi, which argon slight projections that greatly increase the surface atomic number 18a of the sma ll intestine, which leads to more nutrient absorption. Wastes which argon not absorbed by the small intestine enter the large intestine, where the water in them is interpreted out. The wastes exit done the cloaca, the common exit of the digestive, reproductive, and excretory systems in the frog. Liquid wastes will also exit through the cloaca. That is how twain the digestive and excretory systems of a frog work.

There are two upper chambers of the heart, the reclaimly atrium and the left atrium. The frog heart, however, has only one lower chamber, a single ventricle. In humans, the lower chamber of the heart is divided into two compartments, the right ventricle and the left ventricle. Oxygenated blood and deoxygenated blood con! taining waste gases are present at the same time in the frog all the time. The oxygenated and deoxygenated bloods do not mix. Mixing is prevented by a unique arrangement of the... If you want to get a full essay, order it on our website: OrderEssay.net

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