181 results found

Search Results for: mouth

Mouth

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

Roof of mouth

roof of mouth --> palate 1. (Science: anatomy) The roof of the mouth. The fixed portion, or palate proper, supported by... Read More

Alimentary canal

Definition of Alimentary canal What is the alimentary canal? The alimentary canal is a muscular hollow continuous tubular... Read More

Pharynx

Lined with moist tissue, the pharynx is like a bustling biological highway that directs food and air to their respective... Read More

Intracellular digestion

Intracellular Digestion Definition What is intracellular digestion? ‘Intra’ means "inside" and ‘cellular’ pertains... Read More

Digestive Enzymes

Have you ever thought about what happens to the food after you have taken it into your mouth? How those big steak pieces... Read More

Digestion and Absorption of Food

The gastrointestinal (GI) system includes the gastrointestinal tract (mouth, pharynx, esophagus, stomach, small intestine,... Read More

Suck

suck 1. To draw, as a liquid, by the action of the mouth and tongue, which tends to produce a vacuum, and causes the liquid... Read More

Jaw

Jaw 1. (Science: anatomy) One of the bones, usually bearing teeth, which form the framework of the mouth. Hence, also, the... Read More

Vomit

Definition noun, plural: vomits The contents of a stomach expelled through the mouth, and sometimes through the nose verb To... Read More

Peristalsis

What is Peristalsis? Peristalsis is the series of involuntary, wave-like muscle movements in the cylindrical, hollow tube... Read More

Embryology

Embryology Definition Embryology is a branch of biology that deals with the topics concerning gamete formation... Read More

Teeth

teeth --> tooth Pl> teeth . OE. Toth,tooth, AS. T; akin to OFries. Tth, OS. & D. Tand, OHG. Zang, zan, G. Zahn,... Read More

Synapsid

Any member of the Synapsida clade of animals is referred to as a synapsid. They are believed to have descended from the... Read More

Vibrissa

Definition noun, plural: vibrissae (1) A whisker of an animal, e.g. cat (2) A long, slender, bristle-like feather at the... Read More

Stoma

Definition noun, plural: stomata (botany) A tiny pore in a plant leaf surrounded by a pair of guard cells that regulate its... Read More

Horseshoe crab

Definition noun, plural: horseshoe crabs A crab-like marine chelicerate arthropod of the taxonomic family... Read More

Assimilation

Assimilation Definition What is assimilation? Assimilation in biology is defined as the process in which living organisms... Read More

Oropharynx

Definition noun, plural: oropharynges, oropharynxes (anatomy) The oral part of the pharynx, located behind the oral... Read More

Chordata

Chordata Definition What is Chordata? Chordata is the phylum of the animal kingdom that includes a large number of animal... Read More

Pedipalp

Definition noun, plural: pedipalps Either of the second pair of appendages located laterally to the chelicerae and... Read More

Pathogen

What are Pathogens? Pathogens are defined as microscopic organisms, including viruses, bacteria, fungi, and parasites that... Read More

Lamprey

Lamprey (Science: zoology) An eel-like marsipobranch of the genus petromyzon, and allied genera. The lampreys have a round,... Read More

European lancelet

Definition noun, plural: European lancelets A lancelet species of the genus Branchiostoma and is commonly used as a model... Read More

Chondrichthyes

Definition noun A taxonomic class comprised of cartilaginous fish Supplement Chondrichthyes is taxonomic superclass of... Read More

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

Orifice

Definition noun, plural: orifices An opening or aperture; any external opening in the body of an animal. Supplement In a... Read More

Stimulus

We can detect hot or cold environments using our sense of temperature. When the temperature is too hot, sweating... Read More

Vestibulum oris

Definition noun Latin term for oral vestibule, which is the outermost portion forming an entrance into the alimentary... Read More

Choanate

Choanate Having a funnel, i.e., with a ring or collar. Choanate- passage from the external nostrils to the mouth cavity for... Read More

Leech

Leech 1. Physician or surgeon; a professor of the art of healing. alternative forms: leach Leech, heal thyself. (Wyclif... Read More

Skeletal system

What is the Skeletal System? How to define a skeleton? The skeletal system is the main framework that gives your body its... Read More

Predation

In ecology, predation is a mechanism of population control. Thus, when the number of predators is scarce the number of... Read More

Oral vestibule

Definition noun The outermost portion forming an entrance into the alimentary canal, bounded by lips and cheeks, and serves... Read More

Anthozoan

Anthozoan (Science: zoology) Pertaining to the anthozoa. One of the anthozoa. Definition noun, plural: anthozoans Any of the... Read More

Palp

Definition noun, plural: palps (1) (arthropodology) Pedipalp; Either of the second pair of appendages located laterally to... Read More

Hookworm

Definition noun, plural: hookworms (1) A blood-sucking nematode, with hooked mouth parts used for fastening to the... Read More

Stomodaeum

stomodaeum 1. (Science: anatomy) A part of the alimentary canal. See mesenteron. 2. (Science: zoology) The primitive mouth... Read More

Digestive system

Definition noun A system of organs in which the major function is to convert food into simpler, absorbable nutriments to... Read More

Orbicularis oris

orbicularis oris (Science: anatomy, muscle) origin, by nasolabial band from septum of the nose, by superior incisive bundle... Read More