WebThe labium serves as a sheath for protecting the other, more delicate, mouthparts. In insects with chewing mouthparts, the labium is analogous to a “lower lip” (Fig. 2.2A) and … WebThe labrum is a flap-like structure that lies immediately in front of the mouth in almost all extant Euarthropoda. The most conspicuous exceptions are the Pycnogonida, which probably are chelicerate-relatives. In entomology, the labrum amounts to the "upper lip" of an insect mouth, the corresponding "lower lip" being the labium .
Lip - Wikipedia
WebAnatomical terminology. [ edit on Wikidata] The commissure is the corner of the mouth, where the vermillion border of the superior labium (upper lip) meets that of the inferior labium (lower lip). The commissure is important in facial appearance, particularly during some functions, including smiling. As such it is of interest to dental surgeons. WebThe nasolabial folds come from the Latin words nasus for “nose” and labium for “lip.” The key word is “fold” because they are not wrinkles. A nasolabial fold is just that- the fold of skin between the nose and mouth that is underneath the cheek. They are perfectly normal and natural – and everyone has them. hopkinton middle school hockey
Female Genital Sores: Pictures, Causes, and Diagnosis - Healthline
http://brisbaneinsects.com/brisbane_insects/InsectMouth.htm The upper and lower lips are referred to as the "Labium superius oris" and "Labium inferius oris", respectively. The juncture where the lips meet the surrounding skin of the mouth area is the vermilion border, and the typically reddish area within the borders is called the vermilion zone. The vermilion border of the upper lip is known as the cupid's bow. The fleshy protuberance located in the center of the upper lip is a tubercle known by various terms including the procheilon (also spe… WebLabium: (Fig 1. grey) The labium is the outer sheath of the proboscis. This sheath folds back as the fascicle enters the flesh of the victim. Labella: The tip of the labium contains two … longview physicians