raphe

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raphe

 [ra´fe]
a seam; anatomic nomenclature for the line of union of the halves of various symmetrical parts.
abdominal raphe linea alba.

ra·phe

(rā'fē), [TA] Avoid the mispronunciations rah-fā' and rāf. Do not place an acute accent over the final e of this Greek word. Although r at the beginning of a Greek word is usually followed by h in English spelling, this word is correctly spelled either raphe or rhaphe.
The line of union of two contiguous, bilaterally symmetric structures.
Synonym(s): rhaphe
[G. rhaphē, suture, seam]

raphe

/ra·phe/ (ra´fe) pl. ra´phae   a seam; the line of union of the halves of various symmetrical parts.
raphe of penis  a narrow dark streak or ridge continuous posteriorly with the raphe of scrotum and extending forward along the midline on the underside of the penis.
perineal raphe  a ridge along the median line of the perineum that runs forward from the anus; in the male, it is continuous with the raphe of scrotum.
raphe of scrotum  a ridge along the surface of the scrotum in the median line, continuous with the perineal raphe and the raphe of penis.

raphe

also

rhaphe

(rā′fē′)
n. pl. ra·phae (-fē′)
1. Anatomy A seamlike line or ridge between two similar parts of a body organ, as in the scrotum.
2. Botany The portion of the funiculus that is united to the ovule wall, commonly visible as a line or ridge on the seed coat.
3. The median groove of a diatom valve.

raphe

[rā′fē]
Etymology: Gk, rhaphe, seam
a crease, ridge, or seam of the halves of various symmetric parts, such as the abdominal raphe of the linea alba or the raphe penis, which appears as a narrow dark streak on the inferior surface of the penis. Also spelled rhaphe.

ra·phe

, rhaphe (rā'fē) [TA]
The line of union of two contiguous, bilaterally symmetric structures.
[G. rhaphē, suture, seam]

raphe

A seam. The line or ridge of union between two mirror-image or symmetrical body parts.

raphe

a longitudinal slit or ridge as found in diatoms, or in some seeds where it marks the position of the FUNICLE (1).

ra·phe

, rhaphe (rā'fē) [TA]
Line of union of two contiguous, bilaterally symmetric structures.
[G. rhaphē, suture, seam]

raphe (ra´fe),

n (
pl raphae) a crease or ridge that divides an organ in half.
n the ridge of oral mucosa that marks the median line of the hard palate and the median palatine suture between the two palatal shelves to form the secondary palate embryonically.

raphe

a seam; line of union of the halves of various symmetrical parts.

abdominal raphe
linea alba.
raphe nuclei
small group of serotenergic cells in the midline of the brainstem; may be involved in the initiation of sleep.