inversion /in·ver·sion/ (in-ver´zhun)
inversion
inversion [in-ver´zhun]
inversion,
inversion
1. a turning inward, inside out, or other reversal of the normal relation of a part.
2. a term used by Freud for homosexuality.
3. a chromosomal aberration due to the inverted reunion of the middle segment after breakage of a chromosome at two points, resulting in a change in sequence of genes or nucleotides.
inversion of uterus a turning of the uterus whereby the fundus is forced through the cervix, protruding into or completely outside of the vagina.
visceral inversion the more or less complete right and left transposition of the viscera.
in·ver·sion ( n-vûr zh n)n. 1. The act of inverting or the state of being inverted. 2. Conversion of a substance in which the direction of optical rotation is reversed. 3. The taking on of the gender role of the opposite sex. 4. A chromosomal defect in which a segment of the chromosome breaks off and reattaches in the reverse direction. |
inversion
[invur′zhən]
Etymology: L, invertere, to turn over
1 an abnormal condition in which an organ is turned inside out, such as a uterine inversion.
2 a chromosomal defect in which a segment of a chromosome breaks off and then reattaches to the chromosome in the reverse orientation, causing the genes carried on that part of the chromosome to be in an abnormal position and sequence.
inversion [in-ver´zhun]
1. a turning inward, inside out, or other reversal of the normal relation of a part.
2. in psychiatry, a term used by Freud for homosexuality.
3. a chromosomal aberration due to the inverted reunion of the middle segment after breakage of a chromosome at two points, resulting in a change in sequence of genes or nucleotides.
inversion,
n the state of being upside down.
inversion
1. a turning inward, inside out, or other reversal of the normal relation of a part.
2. a chromosomal aberration due to the inverted reunion of the middle segment after breakage of a chromosome at two points, resulting in a change in sequence of genes or nucleotides.
paracentric inversion
the inverted segment does not include the chromosome's centromere; has exactly the same size and shape as a normal chromosome but will have different banding patterns.
pericentric inversion
an inversion in a chromosome in which the centromere is included in the inverted segment.
teat inversion
the tip is invaginated so that the orifice is closed by the act of sucking. Causes a problem to sucking pigs. Affected sows should be culled.
inversion
Orthopedics A frontal plane movement of the foot, where the plantar surface is tilted to face the midline of the body or the medial sagittal plane; the axis of motion lies on the sagittal and transverse planes; a fixed inverted
position is referred to as a varus deformity
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