section (redirected from trial section)

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.

---

sec·tion (skshn)

n.

1. A cut or division.

2. The act or process of separating or cutting, especially the surgical cutting or dividing of tissue.

3. A thin slice, as of tissue, suitable for microscopic examination.

v.

1. To separate or divide into parts.

2. To cut or divide tissue surgically.

---

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.