A gland within the male reproductive system that is located just below the bladder. Chestnut shaped, the prostate surrounds the beginning of the urethra, the canal that empties the bladder.
The prostate is actually not one but many glands, 30-50 in number, between which is abundant tissue containing many bundles of smooth muscle. The secretion of the prostate is a milky fluid that is discharged into the urethra at the time of the ejaculation of semen.
The origin of the name “prostate” is quite curious. The word is from the Greek “prostates”, to stand before. The anatomist Herophilus called it the prostate because, as he saw matters, it stands before the testes.
- Prostate acid phosphatase
An enzyme that is produced by the prostate gland that is elevated in some patients with prostate cancer.
- Prostate cancer
A malignant tumor of the prostate, the gland that produces some of the components of semen. Prostate cancer is the second leading cause of death of males in the US. It is often first detected as a hard nodule found during a routine rectal examination. The PSA blood test is a screening test for prostate […]
- Prostate cancer gene
One of the genes that influences the origin and/or progression of prostate cancer, cancer of the prostate gland. Prostate cancer genes are scattered around in the human genome. They have been found to date on chromosome Xq27-q28 (on the X chromosome in region Xq27-q28) and on chromosomes 1q25, 1q42.2-q43, 7p22, 8p22, 10q25, 11p11.2 and 17p11. […]
- Prostate enlargement
Most prostatic enlargement is due to benign prostatic hyperplasia (BPH), a problem that bothers men increasingly with advancing age. The process of BPH generally begins in a man’s 30s, evolves very slowly and usually causes symptoms only after he has passed the half-century mark. In BPH the normal elements of the prostate gland grow in […]
- Prostate gland
A gland in the male reproductive system that is located just below the bladder. It surrounds part of the urethra, the canal that empties the bladder. The prostate gland helps to control urination, and it forms part of the content of semen. Also known as simply the prostate.