Prostate

or Prostate Gland (pros' -tat). The glandular body surrounding the neck of the bladder and beginning of the urethra. It is situated behind the symphysis pubis, and upon the rectum, through which it is palpable when enlarged. It measures an inch and a half in its transverse diameter, an inch in its antero-posterior, and three-quarters of an inch in thickne . Its weight is about 6 drams. It consists of two lateral and a middle lobe. In structure it consists of muscular and glandular ti ue; a distinct capsule surrounds it. The prostate often becomes enlarged in advanced life, and may then interfere with the emptying of the bladder. P., Anterior, a small glandular body sometimes found in front of Mery's glands. P., Enlarged, the enlargement of the prostate gland, so frequent in advanced life. One of the most constant symptoms is frequent urination, especially at night.