The opening or entrance of any cavity, as a cave, pit, well, or den.
The opening of a piece of ordnance, through which it is discharged.
The entrance into a harbor.
opening into the esophagus surrounded by mandibles, maxillae and maxillipeds
The open end of a cartridge case or shotshell, from which the projectile or shot charge is expelled in firing.
Bouche Mündung, f Boca Refers to the open end of a perianth tube.
The open end of a bell shaped or tubular flower.
The opening at the base of the balloon envelope through which the flames from the burner passes to heat the air inside the envelope. This is sometimes referred to as the 'throat'.
An opening to receive food.(empty)
Opening to the digestive system, located between the antennae. The mouth contains jaws that hold and push food into the esophagus.
The opening at the bottom of the envelope (also referred to as the throat)
the opening into which food and water are taken. Located in the head.
the open end of the envelope.
exterior opening on the face leading into the digestive system
the opening through which, in this case coral polyps, but also animals and humans take in food, nutrients and liquids.
the opening through which food is taken in and vocalizations emerge; "he stuffed his mouth with candy"
the externally visible part of the oral cavity on the face and the system of organs surrounding the opening; "she wiped lipstick from her mouth"
an opening that resembles a mouth (as of a cave or a gorge); "he rode into the mouth of the canyon"; "they built a fire at the mouth of the cave"
a person conceived as a consumer of food; "he has four mouths to feed"
the opening of a jar or bottle; "the jar had a wide mouth"
The opening at the top of a bottle or jar.
Closed: No actual cut opening between lips. Open: Cut opening between lips. Open/Closed: Molded space and depression between lips but no actual opening into the head.
An opening resembling or likened to a mouth, as one affording entrance or exit to a mine.
the opening on the underside-front of the head by which food enters the body; not the aperture of the shell to which this term is sometimes applied
The opening to the alimentary canal located in the peristomium.
The entrance of the coastal waterway, or the place where the sea meets or enters the coastal waterway.
The oral cavity; the entrance to the digestive system where food is broken into pieces by the teeth and saliva begins the digestion process.
The upper opening of the digestive tract, beginning with the lips and containing the teeth, gums, and tongue. Foodstuffs are broken down mechanically in the mouth by chewing and saliva is added as a lubricant. Saliva contains amylase, an enzyme that digests starch. Any opening or aperture in the body. The mouth in both senses of the word is also called the os, the Latin word for an opening, or mouth. The o in os is pronounced as in hope. The genitive form of os is oris from which comes the word oral.
The open end of the cap opposite the top.
The open end of the cartridge case into which the bullet is seated. The "mouth diameter" is the internal measurement of this feature.
Cavity bounded by the bill.
The anterior opening of the alimentary canal of animals through which food is taken into the body. It is often surrounded by mouthparts or tentacles that facilitate feeding.
the opening in the face through which one eats, breathes, speaks, and emits vocal sounds, and which includes the lips, teeth, and tongue.
located behind chelicerae; very narrow opening, only liquefied tissue and body fluids of prey can be sucked in
Anterior opening of digestive tract through which stylets are protruded during feeding; occasionally surrounded by peribuccal lamellae.
The mouth, its size and position, give an indication of the manner of feeding and the food that a fish is likely to naturally eat. Fishes have a tongue, but this is attached firmly to the floor of the mouth and cannot protrude.
Front opening of the digestive tract, into which food is taken for digestion. In flatworms, the mouth is the only opening into the digestive cavity, and is located on the "belly" of the worm.
The mouth, with Rathke's pocket extending toward the infundibulum, is a triangular cavity which soon enlarges. Rathke's pocket becomes the anterior pituitary or the adenohypophysis.
is the anterior opening of the alimentary canal. .