| FRF | Fertility Research Foundation; follicle-stimulating hormone-releasing factor |
|---|---|
| FRH | follicle-stimulating hormone-releasing hormone |
| FRP | follicle-stimulating hormone releasing protein; functional refractory period |
| FSH/LR-RH | follicle-stimulating hormone and luteinizing hormone releasing hormone |
| FSH-RF | follicle-stimulating hormone-releasing factor |
| lens capsule, crystalline | The noncellular outer covering of the crystalline lens, secreted by the embryonic anterior and posterior epithelium. The embryonic posterior epithelium later disappears. (12 Dec 1998) |
|---|---|
| lenticular capsule | The capsule enclosing the lens of the eye. Synonym: capsula lentis, crystalline capsule, lenticular capsule, phacocyst. (05 Mar 2000) |