The word phoneme comes from the Greek "φώνημα" which means "sound of the voice", this refers to the theoretical units of reasoning to learn the leveling "phonic" which is relative to the voice or the sounds of speech, "phonological" means relative to her, of a human language.
The phoneme is each one of the properties selected for the argument of a phonological system fixed to a set of phonetic features that can be defined by the sounds of the language, at the beginning it does not have any term for how good the difference they make can be these characters, the phonological system is a pair of F = (F, R) in which F is a list of phonemes and R is a set of norms that, depending on the context of vision of the phonemes, define the phonetic characters and count with the sounds of a language.
In the consonant sounds as well as the point of articulation, the following can be found: the labial, labiodental, palatal velar, uvular, pharyngeal, glottal and within the coronal are interdental, dental, alveolar, postalveolar, retroflex.
Labials, are coherent that are linked with both lips (bilabial union) or with the lower lip and their teeth (labiodental union).
Coronal, is the direction taken to the dental crown in which they are divided into apical, which is a sound produced that covers the passage of air through the apex of the tongue, the laminal is a flat front extension that is located behind the tip of the tongue that prevents the passage of air through the sheet.
