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Uterine/cervical glands (red arrowheads). Glands are rudimentary at 14 weeks (A), but can be seen by weeks 15 and 16 week (B&C). (D) The glands appear early on as shallow outpouchings of simple columnar epithelium. (E) By the 18th week, the uterine/cervical glands are elongated and branched. The fundus (C) is gland free (large arrow) at all ages examined, but appear later in development.
