Zool 350 final paper - Hargraves r Kimberly Hargraves...

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Hargraves r Kimberly Hargraves Zoology 350 10-21-10 Digestion in Cows vs. Humans There are many differences in the digestive system in cows and humans. There differences range from structures to overall functions. The first difference is their teeth. Human have brachydont teeth. This is when the crowns of the teeth are low. Cows have hypsodont teeth. Their teeth crowns are have high. Humans have bunodont teeth. These teeth have rounded cusp. Cows have lophodont teeth. Lophodont teeth have cusps drawn out into ridges. Human teeth have enamel as the outermost layer. The next layer is the dentin followed by cementum. Cow teeth have cementum as the outermost layer. The enamel is the next layer followed by dentin (Kardong, 507). The next difference between cows and human is the kinds of food that is eaten. Cows are only herbivores. They eat plant material. They can be categorized further into a type of herbivore called Grazer. Grazers only feed on leafy material, especially grasses (Smith, 130). Humans are omnivores. They eat both plants and animals. Another
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This note was uploaded on 04/18/2011 for the course ZOOL 350 taught by Professor Dr.wolter during the Fall '10 term at Fayetteville State University.

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Zool 350 final paper - Hargraves r Kimberly Hargraves...

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