umls-concept:C0033572 | skos:definition | MSH: A gland in males that surrounds the neck of the URINARY BLADDER and the URETHRA. It secretes a substance that liquefies coagulated semen. It is situated in the pelvic cavity behind the lower part of the PUBIC SYMPHYSIS, above the deep layer of the triangular ligament, and rests upon the RECTUM.,UWDA: Lobular organ the parenchyma of which consists of glandular acini which communicate with the prostatic part of the urethra. Examples: There is only one prostate.,CSP: gland in males that surrounds the neck of the bladder and the urethra; it contributes to the seminal fluid, a secretion containing acid phosphatase, citric acid, and proteolytic enzymes that liquefies coagulated semen.,NCI: A gland in the male reproductive system. The prostate surrounds the part of the urethra (the tube that empties the bladder) just below the bladder, and produces a fluid that forms part of the semen.,FMA: Lobular organ the parenchyma of which has as its parts glandular acini which are continuous with the prostatic part of the | lld:umls |