25 results found

Search Results for: orifice

Orifice

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

External urethral orifice

Definition noun The meatus of the urethra where urine is excreted in both males and females, and where semen is ejected in... Read More

Vaginal orifice

vaginal orifice The narrowest portion of the canal, in the floor of the vestibule posterior to the urethral... 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

Internal os

Definition noun The part of the cervical canal, forming an internal narrowing of the uterine cavity Supplement The cervix... Read More

Nipple

nipple 1. (Science: anatomy) The protuberance through which milk is drawn from the breast or mamma; the mammilla; a teat; a... Read More

Throat

A throat generally refers to a narrow part of a passage. In vertebrate anatomy, it refers to the gullet or windpipe, i.e.... Read More

Anoderm

Definition noun The epithelial lining from the dentate line to the intersphincteric groove Supplement The anoderm refers... Read More

Descensus uteri

Descensus uteri --> prolapse of the uterus Downward movement of the uterus due to laxity and atony of the muscular and... Read More

Enterobius vermicularis

Definition noun Human pinworm that inhabits the rectum of its host Supplement Enterobius vermicularis (formerly Oxyurias... Read More

Thyropharyngeus

Definition noun (anatomy) The superior muscle arising from the thyroid cartilage, and, together with cricopharyngeus,... Read More

External urethral sphincter

Definition noun The urethral sphincter associated with the discharge of urine in both males and females, and where semen is... Read More

Spermatogenesis

Spermatogenesis Definition Spermatogenesis is the biological process of producing sperm cells. It occurs in the male gonad... Read More

Glans penis

Definition noun, plural: glans penises (anatomy) The conical expansion of the corpus spongiosum that forms the head of the... 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

Foramen

Definition noun, plural: foramina, foramens Any opening or perforation, orifice or fenestra, especially through a bone, and... Read More

Vestibule

Languages are intriguing subjects that you can spend your entire life with but never get enough of… As we begin the... Read More

Tents

tent (Science: surgery) A roll of lint or linen, or a conical or cylindrical piece of sponge or other absorbent, used... 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

Exhaust

Exhaust 1. Drained; exhausted; having expended or lost its energy. 2. Pertaining to steam, air, gas, etc, that is released... Read More

Blast

Blast 1. (Science: biology, suffix) a suffix or terminal formative, used principally in biological terms, and signifying... Read More

Holes

Hole 1. A hollow place or cavity; an excavation; a pit; an opening in or through a solid body, a fabric, etc.; a... Read More

Bladder

Definition noun, plural: bladders (1) (anatomy) A distensible membranous sac or organ that can hold liquid or gas (2)... Read More

Spasm

spasm 1. (Science: physiology) A sudden, violent, involuntary contraction of a muscle or a group of muscles, attended by... Read More

Interureteric fold

Interureteric fold a fold of mucous membrane extending from the orifice of the ureter of one side to that of the other... Read More