Finger prick
Finger prick: A procedure in which a finger is pricked with a lancet to obtain a small quantity of capillary blood for testing. Also called a finger stick.
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- Finger stick
Finger stick: A procedure in which a finger is pricked with a lancet to obtain a small quantity of capillary blood for testing. Also called a finger prick.
- Fingernail
Fingernail: A fingernail is produced by living skin cells in the finger. A fingernail consists of several parts including the nail plate (the visible part of the nail), the nail bed (the skin beneath the nail plate), the cuticle (the tissue that overlaps the plate and rims the base of the nail), the nail folds […]
- Fingerprint
Fingerprint: 1. The characteristic dermal ridges on the finger. This is the original meaning of fingerprint. 2. The characteristic pattern of the peptide fragments of a protein that have been subjected to electrophoresis and, at a right angle, chromatography. Peptide fingerprinting was invented by Vernon Ingram in 1957. 3. The characteristic pattern of DNA fragments […]
- Fingers, six
Fingers, six: The presence of an extra finger, a very common congenital malformation (birth defect). This condition is called hexadactyly. The word hexadactyly literally means six digits. In medical usage, hexadactyly does not specify whether the six digits are fingers or toes (although in Greek “dactylos” is without equivocation a finger). The 6th digit can […]
- Finished DNA sequence
Finished DNA sequence: A DNA sequence in which the bases are identified to an accuracy of no more than 1 error in 10,000 and are placed in the right order and orientation along a chromosome with almost no gaps. A finished sequence is as opposed to a draft DNA sequence.