| palisade parenchyma | <plant biology> Tissue found in the upper layers of the leaf mesophyll, consisting of regularly shaped, elongated parenchyma cells, orientated perpendicular to the leaf surface, which are active in photosynthesis. (18 Nov 1997) |
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| parenchyma | <pathology> The essential elements of an organ, used in anatomical nomenclature as a general term to designate the functional elements of an organ, as distinguished from its framework or stroma. Origin: Gr. = anything poured in beside (18 Nov 1997) |
| spongy parenchyma | Tissue usually found in the lower part of the leaf mesophyll. Consists of irregularly shaped, photosynthetic parenchyma cells, separated by large air spaces. (18 Nov 1997) |
| amyloid bodies of the prostate | An obsolete term for small masses of colloid material often present in the tubules of the gland. See: corpus amylaceum. (05 Mar 2000) |
| anterior surface of prostate | The anterior surface of the prostate. Synonym: facies anterior prostatae. (05 Mar 2000) |
| apex of prostate | The lowermost part of the prostate, situated above the urogenital diaphragm. Synonym: apex prostatae. (05 Mar 2000) |
| base of prostate | The broad upper surface of the prostate contiguous with the bladder wall. Synonym: basis prostatae. (05 Mar 2000) |
| cancer, prostate | Cancer of the gland that produces some of the components of semen fluid. Prostate cancer is the second leading cause of death of males in the U.S. Prostate cancer is often first detected as a hard nodule during a routine rectal examination. The PSA blood test is a screening test for prostate cancer. Diagnosis of prostate cancer is established when cancer cells are identified in prostate tissue obtained by a biopsy. In some patients, prostate cancer is life threatening. In many others, prostate cancer can exist for years without causing any health problems. Treatment options for prostate cancer include observation, radiation therapy, surgery, hormonal therapy, and chemotherapy. (12 Dec 1998) |
| glandular substance of prostate | The glandular tissue of the prostate as distinct from the stroma and capsule. Synonym: substantia glandularis prostatae. (05 Mar 2000) |
| middle lobe of prostate | The portion of the prostate lying between the urethra and the ejaculatory ducts; indistinct unless hypertrophied. Synonym: lobus medius prostatae, Morgagni's caruncle. (05 Mar 2000) |
| muscular substance of prostate | The smooth muscle in the stroma of the prostate. Synonym: substantia muscularis prostatae, musculus prostaticus. (05 Mar 2000) |
| posterior surface of prostate | The posterior surface of the prostate. Synonym: facies posterior prostatae. (05 Mar 2000) |
| prostate | A small conical gland at the base of the male bladder and surrounding the first part of the urethra. (27 Sep 1997) |
| prostate acid phosphatase | An enzyme produced by the prostate that is elevated in some patients with prostate cancer. (12 Dec 1998) |
| prostate anatomy | <radiology> Periurethral glandular tissue, may lead to BPH, prostatic acinar tissue, central zone may lead to BPH, peripheral zone may lead to carcinoma (12 Dec 1998) |