section /sec·tion/ (sek´shun)
1. an act of cutting.
2. a cut surface.
3. a segment or subdivision of an organ.
4. a supplemental taxonomic category subordinate to a subgenus but superior to a species or series.
abdominal section laparotomy.
cesarean section delivery of a fetus by incision through the abdominal wall and uterus. 
)
Cesarean section. (A), Classic; (B), low vertical; (C), transverse incisions.
frozen section a specimen cut by microtome from tissue that has been frozen.
perineal section external urethrotomy.
Saemisch's section see under operation.
serial section histologic sections made in consecutive order and so arranged for the purpose of microscopic examination.
| abdominal section n. See celiotomy. |
section
1. an act of cutting.
2. a cut surface.
3. a segment or subdivision of an organ.
abdominal section
laparotomy; incision of the abdominal wall.
cesarean section
delivery of a fetus by incision through the abdominal wall and uterus; see also cesarean section.
frontal section
a section through the body passing at right angles to the median plane, dividing the body into dorsal and ventral parts.
frozen section
a specimen cut by microtome from tissue that has been frozen; see also frozen section.
perineal section
external urethrotomy.
sagittal section
a section through the body coinciding with the sagittal suture, thus dividing the body into right and left halves.
serial s's
histological sections of a specimen made in consecutive order and so arranged for the purpose of microscopic examination.
trial section
the gradual transverse cutting of a tissue or structure, usually to ascertain its composition or to limit the incision to only one component, e.g. scar tissue surrounding a nerve.
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