Uterus

• What are the 3 parts of uterus?

  Fundus, body, and cervix
• Fundus: rounded UPPER portion of the uterus
• Fundus: located ABOVE the entrance of the uterine tubes
• Body: Major portion of the uterus
• Cervix: Narrower terminal portion of the uterus, below the body and protrudes and open into the vaginal canal
• What are the 3 layers of uterus?

  Endometrium, Myometrium, Perimetrium
• Perimetrium: outermost covering layer of the uterus
• What is the epithelium of PERIMETRIUM?

  Simple squamous
• Hyperplasia: increase in cell number in a tissue or organ.
• What layer of uterus contains smooth muscle?

  Myometrium
• What layer of the uterus undergoes HYPERPLASIA during pregnancy?

  Myometrium
• What is the epithelium of endometrium?

  Simple columnar
• What are the 2 strata in the endometrium?

  stratum functionalis and stratum basalis
• Stratum functionalis: changes histologically depending on HORMONE LEVEL
• Stratum basalis: remains constant
• What type of arteries supply the BASAL LAYER?

  Straight arteries
• What type of arteries supply the stratum functionalis?

  Spiral arteries
• Spiral arteries are uniquely sensitive to what?

  progesterone
• The uterine gland secretes what?

  glycogen
• What are the 3 phase of Uterus?

  Proliferative/Follicular phase, Secretory/Luteal Phase, and Menstrual phase