{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Bio47S11HO20A - Biology 47 Anatomy Lecture 20 Reproductive...

Info icon This preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
1 Biology 47 - Anatomy Lecture 20 Reproductive Systems Reproductive Systems : 1. Gonads : Paired : Site of : Begins: Complete: Developing Follicle : Combination of: a. Oocyte (egg): b. Granulosa Cells : c. Thecal Cells : Granulosa & Thecal cell Function : Follicle Development : Stimulated by: Released from : a. Birth : 2 million Primordial Follicles Arrested: Set number of : b. Puberty : 400,000 Primordial Follicles c. Menstrual Cycle : Follicles stimulated Starts : Average Ends : Average Stimulated by : Follicle Developmental Stages : 1. Primordial follicles : 2. Primary Follicles : Feature: Timing : 3. Secondary follicle : Feature: Granulosa Cells secrete: 4. Tertiary Follicle (Mature/Graafian) Feature: Oocyte suspended on : Timing : Size: d. Ovulation :
Image of page 1

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

View Full Document Right Arrow Icon
2 http://www.youtube.com/watch?v=nLmg4wSHdxQ Hormone Production : Before Ovulation : After Ovulation : Remaining Follicle becomes : Ovary Location : Level of : Lateral to : Posterior to: Fallopian (Uterine) tube Size : ~2”x1”x0.33” Stabilized by: 1. Ovarian Ligament : Extends from ovary : 2. Suspensory Ligament : Extends from ovary to lateral : Contains : 2. Fallopian Tubes ( Uterine Tubes or Oviducts ) : Smooth Muscular Tube : Epithelium : Functions : a. Draw ovulated oocyte into tube b. Transport oocyte to: Uterus Peristalsis and cilia push oocyte Timing: c. Site of : Timing: 4 Anatomical regions : a. Infundibulum : “ funnel ” Expanded region Surrounds : Fimbriae : “ fringe ” : Swell and pulse, pulling oocyte into tube Ovaries are NOT :
Image of page 2
3 b. Ampulla : “ Flask ” Curved intermediate portion
Image of page 3

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

View Full Document Right Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}