31 results found

Search Results for: lip

Lip

Lip 1. One of the two fleshy folds which surround the orifice of the mouth in man and many other animals. In man the lips... Read More

Lower lip

Lower lip The muscular fold bounding the opening of the mouth inferiorly. Synonym: labium inferius... Read More

Labia

Labia Definition Often, when persons think of the female reproductive system, they think of the vagina. However, the female... Read More

Rhinarium

Rhinarium Definition Rhinarium is the hairless (furless) skin area around the external openings of the nostrils in many... Read More

Pheomelanin

Definition noun A type of melanin pigment that is made up of benzothiazine units and is responsible for yellow and pink to... Read More

Flehmen response

Definition noun A behavior in certain animals wherein the animal curls back the upper lip thereby exposing the front teeth,... Read More

Haemophilia

Definition noun A condition that is characterized by uncontrolled bleeding from the mouth, gums, lips, and tongue,... Read More

Fordyce spots

Definition noun Sebaceous glands that appear as raised bumps on the vermilion border of the lips, on the scrotum, shaft of... Read More

External os

Definition noun A small, somewhat circular aperture on the extremity of the extocervix Supplement At the lower part of the... Read More

Linea aspera

Linea aspera a rough ridge with two pronounced lips running down the posterior surface of the shaft of the femur; the... Read More

Patau syndrome

Definition noun A genetic disorder caused by genetic changes in chromosome 13, such as an extra copy of chromosome 13... Read More

Haemophilia A

Definition noun A form of haemophilia that is caused by a deficiency in blood clotting factor VIII due to a gene defect in... Read More

Haplorrhine

Definition noun, plural: haplorrhines Any of the primates characterized mainly by being dry-nosed because of a lack of a... Read More

Inherited traits

What are Inherited Traits? The characteristics or traits that are passed from parents to offspring are known as inherited... Read More

Eponychium

The eponychium is the layer present underneath the proximal nail fold that produces cuticles on the nail.... Read More

Sulcus

Definition noun, plural: sulci (biology) A furrow or groove Supplement The term is widely used in medicine, zoology, and... Read More

Mouth

Definition noun, plural: mouths (1) The oral cavity located at the upper end of the alimentary canal that opens to the... Read More

Intermaxillary segment

Intermaxillary segment The primordial mass of tissue formed by the merging of the medial nasal prominences of the embryo; it... Read More

Baelz disease

Baelz disease --> cheilitis glandularis An acquired disorder, of unknown aetiology, of the lower lip characterised by... Read More

Proboscis

Proboscis Definition What is proboscis? A proboscis refers to an elongated or projecting appendage in the head region of... Read More

Galea

Galea 1. (Science: botany) The upper lip or helmet-shaped part of a labiate flower. 2. (Science: surgery) a kind of bandage... Read More

Cotyloid ligament

Cotyloid ligament --> acetabular labrum a fibrocartilaginous rim attached to the margin of the acetabulum of the hip... Read More

Linea pectinea

Linea pectinea --> pectineal line a ridge running down the posterior surface of the shaft of the femur from the lesser... Read More

Twitch

twitch 1. The act of twitching; a pull with a jerk; a short, sudden, quick pull; as, a twitch by the sleeve. 2. A short,... Read More

Mask

Mask 1. A cover, or partial cover, for the face, used for disguise or protection; as, a dancer's mask; a fencer's mask; a... Read More

Involution

Definition noun, plural: involutions (1) (biology) Reverting of the uterus and other genital organs to the pre-pregnant size... Read More

Beaker

Beaker a thin glass vessel, with a lip (beak) for pouring, used as containers for... Read More

Pitcher

pitcher 1. A wide-mouthed, deep vessel for holding liquids, with a spout or protruding lip and a handle; a water jug or jar... Read More

Cirrus

Definition noun, plural: cirri (botany) A tendril or clasper or similar part. (zoology) (1) A bundle or tuft of cilia... Read More

Ripe

ripe 1. Ready for reaping or gathering; having attained perfection; mature; said of fruits, seeds, etc.; as, ripe grain. So... Read More

sloth bear

Sloth Bear Definition The sloth bear (Melursus ursinus) is a small bear species characterized by having a long lower lip... Read More