31 results found

Search Results for: urethra

Urethra

Definition noun, plural: urethrae or urethras (anatomy) The tube extending from the urinary bladder to the urinary meatus,... Read More

Internal urethral sphincter

Definition noun The urethral sphincter made up of smooth muscle cells found at the inferior end of the urinary bladder and... 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

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

Navicular fossa of urethra

navicular fossa of urethra The terminal dilated portion of the urethra in the glans penis. Synonym: fossa navicularis... Read More

Crista urethralis masculinae

Crista urethralis masculinae --> urethral crest of male a longitudinal fold on the posterior wall of the urethra... Read More

Crista urethralis femininae

Crista urethralis femininae --> urethral crest of female a conspicuous longitudinal fold of mucosa on the posterior wall... Read More

Kidneys and Regulation of Water and Inorganic Ions

Renal Functions Kidneys remove/add substances from/to the plasma. Regulate water concentration, inorganic ion... Read More

Trichomonas vaginalis

Definition noun A parasitic flagellated protozoan that may infect the vagina and the urethra of women and the urethra and... Read More

Stratified columnar epithelium

A stratified columnar epithelium (plural: stratified columnar epithelia) is a type of stratified epithelium in which the... Read More

Pre-ejaculate

Definition noun The clear colorless fluid emitted from the urethra of an aroused penis prior to ejaculation Supplement In... Read More

Urination

Definition noun The process of voiding urine from the body to the outside Supplement Urination is the process whereby urine... Read More

Sound

sound The air bladder of a fish; as, cod sounds are an esteemed article of food. Origin: AS. Sund a swimming, akin to E.... Read More

Trichomoniasis

Definition noun (pathology) A sexually transmitted infection caused by a trichomonad species, especially Trichomonas... Read More

Human Reproduction

Terminology and Concepts Primary reproductive organs are called gonads - testes in the male and ovaries in the female.... Read More

Urinary system

Definition noun The organ system concerned with the production and excretion of urine Supplement An organ system, (sometimes... Read More

Urine

Definition noun The animal excrement that forms in the kidneys as a by-product of metabolism Supplement Urine is a waste... Read More

Webbed penis

webbed penis deficient ventral penile shaft skin which is buried in scrotum or tethered to scrotal midline by a fold or web... Read More

Spermatogenesis

Spermatogenesis is the biological process of producing mature sperm cells, and occurs in the male gonad of a sexually... Read More

Ureter

ureter The tube passing from each kidney to the bladder for the conveyance of urine. Its average length is 25 to 30... Read More

Trigonum vesicae

trigonum vesicae --> trigone of bladder A triangular smooth area at the base of the bladder between the openings of the... Read More

Ejaculation

Definition noun (biology) The act of ejecting or expulsion, as of the expulsion of semen from the male genital tract in... Read More

Penis

(Science: anatomy) The male organ of copulation and of urinary excretion, comprising a root, body and extremity or glans... Read More

Penis erection of the

penis, erection of the When the penis fills with blood and is rigid. The penis contains two chambers, called the corpora... Read More

Urinogenital

urogenital: of or pertaining to the urinary and the reproductive systems. urogenital systems:the urinary and the genital... Read More

Epithelium

An epithelium is a type of animal tissue made up of densely packed cells (called epithelial cells) that rest on a basement... 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

Utricle

Definition noun (1) (anatomy) The part of the otolith organ found in the inner ear of vertebrates (2) (anatomy) The small... Read More

Bladder

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

Mucosa

Definition noun (1) A lubricating membrane lining all body passages and cavities. (2) Any lining containing mucous secreting... Read More

System

A system pertains to interdependent or interrelated objects comprising and functioning as a whole. In biology, it may refer... Read More