23_Female Reproduction

23_Female Reproduction - FEMALE REPRODUCTIVE SYSTEM Chapter...

Info iconThis preview shows pages 1–10. Sign up to view the full content.

View Full Document Right Arrow Icon
FEMALE REPRODUCTIVE SYSTEM Chapter 28
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Overview Gonads (primary sex organs): Female: ovaries Male: testes Functions: Produce sex cells (gametes) Oocyte (female) and sperm (male) Produce sex hormones Estrogen, progesterone, testosterone Hormones affect maturation, development, and activity of reproductive system
Background image of page 2
Puberty Initiated when hypothalamus begins secreting GnRH (gonadotropin-releasing hormone) GnRH stimulates release of gonadotropins ( FSH and LH) from anterior pituitary FSH and LH stimulate the gonads to produce sex hormones Increased sex hormones start the process of gamete maturation and sexual maturation Women release 1 egg each month Men create 100-200 million sperm each day
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Perineum Diamond-shaped area Bordered by pubic symphysis, ischial tuberosities and coccyx Urogenital triangle and anal triangle
Background image of page 4
Gross Anatomy of the Female 1. Ovaries 1. Fimbriae 1. Uterine tubes (oviduct) 2. Uterus 3. Vagina 4. Vulva
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Ovaries Primary sex organs Smooth in young girls Scarred and pitted after puberty Tunica albuginea Ovarian cortex Follicles (oocytes surrounded by follicle cells) Ovarian medulla Loose connective tissue Contains blood vessels, lymphatic vessels, and nerves
Background image of page 6
Oogenesis Meiotic maturation of primary occyte to secondary oocyte Begins in female fetus Girls born with 1.5 million follicles Ovary and oocyte remain inactive until puberty By puberty about 400,000 follicles remain
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 8
28 Day Ovarian Cycle 3 Phases: Follicular phase (days 1-13)
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 10
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/06/2011 for the course PDBIO 220 taught by Professor Tomco during the Winter '09 term at BYU.

Page1 / 25

23_Female Reproduction - FEMALE REPRODUCTIVE SYSTEM Chapter...

This preview shows document pages 1 - 10. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online