Babies have twenty milk teeth while adults have thirty adult teeth. The importance of human teeth in a human body cannot be overlooked. The main role of teeth is to chew food making it easier to be swallowed. Teeth also play an important role in speech. A tooth has many parts used for different purposes. A part of the tooth is found above the gum while the other part of the same tooth is found below the gum. Good understanding of the teeth makes it easier for a person to take good care of them. Facts about human teeth are discussed in this article.
All the human teeth are different. Each tooth is unique just as a fingerprint both for adult teeth and baby teeth. The teeth differ in size, shape, and composition. Ones individuality can be determined by the teeth in his or her mouth. The types of human teeth are four. Human teeth are divided into canines, incisors, molars, and premolars. Teeth are arranged from the front of the mouth to the back of the mouth in this order; incisors, canines, premolars, and molars. Human teeth are used for cutting, tearing and grinding.
Human teeth are there even before birth. Gum in the human mouth covers teeth in babies. Baby teeth start appearing six months after birth. Incisors teeth pup through the gum first before the other teeth. The baby teeth appearing help the infant to chew food and pronounce letters correctly. Adult teeth are formed after the milk teeth fall out. The number of adult teeth is thirty-two.
Bacteria are available in human teeth so the teeth should be cleaned regularly. Some bacteria in the mouth are not bad while others are bad. Some bacteria aid in the digestion process. Closure of the mouth most of the times aids in the growth of bacteria in the mouth. Saliva in the mouth attracts bacteria to the mouth. Teeth and the spaces between them should be properly cleaned to remove these bacteria. Different materials were used to clean the teeth in the ancient times before the invention of the toothbrush.
Tooth enamel protects against tender teeth. Tooth enamel is found on the outside of the tooth and it is very hard. A lot of strength is found in a tooth enamel enabling it to protect the tooth. Tooth body parts are very soft except the enamel and therefore they cannot withstand harsh conditions. The enamel protects the important soft tissues of the tooth. Teeth should be taken good care of since they don’t have spare parts. One is able to take care of the teeth after understanding the facts above.