Uterine tube - Slide 97

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Tuba uterina

Slide 97

Also:

Oviduct
Fallopian tube
Uterine tube

Tuba uterina

  • Muscular tube
  • Most frequent site of fertilization
  • Conveys zygote to uterus
  • Four regions
  • Three layers

Four regions

  • Infundibulum
  • Ampulla
    • Usual site of fertilization
  • Isthmus
  • Pars interstitialis
    • Passes through wall of uterus

Three layers

  • Mucosa
  • Muscular layer
  • Serosa

Mucosa

  • Epithelium
  • Lamina propria

Epithelium

  • Simple columnar
  • 2 types of cells
  • Peg cells
    • Secretory cell
  • Ciliated cells
    • Beats towards uterus
    • Facilitate movement of zygote to uterus

Lamina propria

  • Loose connective tissue
  • Reticular fibres
  • Fibroblasts
  • Mast cells
  • Lymphoid cells

Muscular layer

  • Ill-defined
  • Inner circular
  • Outer longitudinal
  • Play role in moving zygote towards uterus

Serosa

  • Simple squamous epithelium
  • Contains
    • Blood vessels
    • Lymphatics
    • Nerves

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