urethral ridge
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urethral crest — n a narrow longitudinal fold or ridge along the posterior wall or floor of the female urethra or the prostatic portion of the male urethra … Medical dictionary
Posterior urethral valve — Classification and external resources Vesiculæ seminales and ampullæ of ductus deferentes, seen from the front. Posterior urethral valves are at the dorsal aspect (back) of the prostatic urethra. DiseasesDB … Wikipedia
crest — 1. A ridge, especially a bony ridge. SEE ALSO: crista. 2. The ridge of the neck of a male animal, especially of a stallion or bull. 3. Feathers on the top of a bird s head, or fin rays on the top of a fish s head. SYN: crista [TA]. [L. crista] … Medical dictionary
Muscle — is the tissue of the body which primarily functions as a source of power. There are three types of muscle in the body. Muscle which is responsible for moving extremities and external areas of the body is called "skeletal muscle." Heart… … Medical dictionary
Development of the reproductive system — The development of the reproductive system is a part of prenatal development, and concerns the sex organs. It is a part of the stages of sexual differentiation. Because its location to a large extent overlaps the urinary system, the development… … Wikipedia
crista — SYN: crest. [L. crest] c. ampullaris [TA] SYN: ampullary crest. c. ampullaris (ductuum semicircularium) [TA] SYN: ampullary crest (of semicircular ducts). c. arcuata cartilaginis arytenoideae [TA] SYN: arcuate crest of arytenoid cartilage. c.… … Medical dictionary
Development of the urinary and reproductive organs — The development of the urinary and reproductive organs as a part of the prenatal development, concerns the urinary system and sex organs. The latter is a part of the stages of sexual differentiation. The urinary and reproductive organs are… … Wikipedia
reproductive system, animal — Introduction any of the organ systems by which animals reproduce. The role of reproduction is to provide for the continued existence of a species; it is the process by which living organisms duplicate themselves. Animals compete with… … Universalium
carina — 1. In humans, a term applied or applicable to several anatomic structures forming a projecting central ridge. 2. That portion of the sternum in a bird, bat, or mole that serves as the origin of the pectoral muscles; it is not found in flightless… … Medical dictionary
reproductive system, human — Organ system by which humans reproduce. In females, the ovaries sit near the openings of the fallopian tubes, which carry eggs from the ovaries to the uterus. The cervix extends from the lower end of the uterus into the vagina, whose opening, as… … Universalium
