Description: The zygomatic function refers to the role of the zygomatic muscle in facial expressions. This muscle, located in the cheek area, is fundamental for non-verbal communication as it allows for the elevation of the corners of the lips, thus contributing to the expression of emotions such as joy and surprise. The activation of the zygomatic muscle occurs when smiling, which not only affects facial appearance but also influences the social and emotional perception of others. Its function is essential in human interaction, as facial expressions are a key component in conveying feelings and moods. Furthermore, the zygomatic muscle works in conjunction with other facial muscles to create a wide range of expressions, highlighting its importance in effective communication. In summary, the zygomatic function is crucial for emotional expression and social interaction, playing a significant role in how we connect with others.