| Guthrie, George | <person> English ophthalmologist. Lived: 1785-1856. See: Guthrie's muscle. (05 Mar 2000) |
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| Guthrie, R | <person> U.S. Paediatrician, *1916. See: Guthrie test. (05 Mar 2000) |
| Guthrie's muscle | Origin, ramus of pubis; insertion, with fellow in median raphe behind and in front of urethra; action, constricts membranous urethra; nerve supply, pudendal. Synonym: musculus sphincter urethrae, external urethral sphincter, Guthrie's muscle, musculus compressor urethrae, musculus constrictor urethrae, musculus sphincter urethrae membranaceae, sphincter muscle of urethra, Wilson's muscle. (05 Mar 2000) |
| Guthrie test | <investigation> Bacterial inhibition assay for direct measurement of serum phenylalanine; in widespread use for detection of phenylketonuria in the newborn. (05 Mar 2000) |