L1: Anatomy of Female Genital Tract - Uterus Flashcards
Def of Uterus
Size of Uterus
3 x 2 x 1 inches (7.5 x 5 x 2.5 cm)
Weight of Uterus
about 50-80 gm.
Site (Position) of Uterus
Parts of Uterus
1- Uterine body (corpus uteri)
2- Isthmus uteri
3- Cervix uteri
Another Name of Uterine Body
corpus uteri
Def of Uterine Body
Is the main part of the uterus and lies above the level of the internal os.
Parts of Uterine Body
Attachments to the Cornu of Uterine Body
- Fallopian tube laterally
- ovarian ligament posteroinferiorly
- round ligament antero-inferiorly.
Histology of Uterine Body
- Endometrium
- Myometrium
- Parametrium
Histology of Uterine Body
- Endometrium
Histology of Uterine Body
- Myometrium
Histology of Uterine Body
- Peritoneum
Def of Uterine Isthmus
It is the lower most and narrowest part of the uterus just above the cervix.
Site of Uterine Isthmus
It lies between the histological internal os below and anatomical internal os above.
Uterine Isthmus
- Anatomical & Histological Os
Def of Cervix
- It is the lower most part of the uterus and measures about one inch [2.5 cm].
Parts of Cervix
- It is divided by piercing the vaginal vault into supra-vaginal part and portiovagin
Histology of Cervix
Histology of Cervix
- Mucus Membrane
Histology of Cervix
- Muscle Layer
- outer longitudinal
- inner circular muscle layers only.
Histology of Cervix
- Adventetia
layer of fibrous tissues
Blood Supply of Uterus
Blood Supply of Uterus
- Arterial
- Uterine artery: from the anterior division of the internal iliac artery.
- Ovarian artery: from the aorta.
Blood Supply of Uterus
- Venous