Uterine tubes (dave's notes)

Question 1

How long are the uterine tubes?

Answer 1

~10cm

Question 2

What are the parts of the uterine tubes?

Answer 2

Four parts are described; Intramural, isthmus, ampulla and infundibulum

Question 3

Describe the intramural part

Answer 3

This is the proximal 1cm embedded in the uterine wall

Question 4

Describe the isthmus

Answer 4

The isthmus lies in the upper edge of the broad ligament (it is straight and narrow)

Question 5

Describe the ampulla

Answer 5

The ampulla dilates to become the infundibulum

Question 6

Describe the infundibulum

Answer 6

The infundibulum opens up to become the fimbriated end of the the uterine tube

Question 7

Describe the three layered structure of the uterine tube

Answer 7

The uterine tube is formed by two layers of visceral muscle (inner cicular, outer longitudinal), with mucous membrane thrown into folds, which increase towards the ampulla. The surface epithelium is a mixture of ciliated and non-ciliated columnar epithelium

Question 8

Describe the blood supply of the uterine tube

Answer 8

The blood supply is via a tubal branch of the ovarian artery. The artery runs below the tube.

Question 9

Describe the venous drainage of the uterine tube

Answer 9

Venous drainage is to the ovarian vein