vagina: clinical, neurovascular & lymph

Question 1

what can disrupt the natural vaginal flora?

Answer 1

low oestrogen levels e.g. pregnancy
diabetes
reduction in lactobacilli (antibiotics treatment)

Question 2

what can disruption in the natural vaginal flora lead to?

Answer 2

overgrowth and infections e.g. candidiasis (thrush), bacterial vaginosis

Question 3

blood supply to vagina?

Answer 3

uterine and vaginal arteries

Question 4

what are uterine and vaginal arteries branches of?

Answer 4

internal iliac artery

Question 5

venous return of vagina?

Answer 5

vaginal venous plexus

Question 6

where does vaginal venous plexus drain into?

Answer 6

(vaginal venous plexus –> uterine vein –> internal iliac veins)
drains into the internal iliac veins, via the uterine vein

Question 7

lymphatic drainage of vagina?

Answer 7

iliac and superficial inguinal lymph nodes

Question 8

The parasympathetic and sympathetic nerves supplying the vagina are derived from?

Answer 8

the uterovaginal nerve plexus

Question 9

The uterovaginal plexus lies where?

Answer 9

in the base of the broad ligament either side of the supravaginal part of the cervix

Question 10

The inferior fibres from the uterovaginal plexus supply what?

Answer 10

the superior part of the vagina

Question 11

where are the inferior fibres from the uterovaginal plexus derived from?

Answer 11

the inferior hypogastic plexus and the pelvic splanchnic nerves

Question 12

The inferior part of the vagina is innervated by?

Answer 12

a branch of the pudendal nerve called the deep perineal nerve