Chapter 17 - Reproductive System - Napa Valley College · Reproductive Systems BIO 105 Chapter 17...
Transcript of Chapter 17 - Reproductive System - Napa Valley College · Reproductive Systems BIO 105 Chapter 17...
![Page 1: Chapter 17 - Reproductive System - Napa Valley College · Reproductive Systems BIO 105 Chapter 17 Reproductive System In both sexes, ... Day 14 Days 15-21 Days 22-28 C' 2014 Pearson](https://reader030.fdocuments.in/reader030/viewer/2022020114/5b30e2607f8b9a55208e34d8/html5/thumbnails/1.jpg)
1
Reproductive Systems
BIO 105
Chapter 17
Reproductive System
In both sexes, the reproductive systems
consist of primary reproductive organs (gonads) and accessory structures.
Functions of the testes
1. Gamete production
2. Hormone production
![Page 2: Chapter 17 - Reproductive System - Napa Valley College · Reproductive Systems BIO 105 Chapter 17 Reproductive System In both sexes, ... Day 14 Days 15-21 Days 22-28 C' 2014 Pearson](https://reader030.fdocuments.in/reader030/viewer/2022020114/5b30e2607f8b9a55208e34d8/html5/thumbnails/2.jpg)
2
Testis anatomy Seminiferous
Tubules
Mature spermatozoon structureHormone Production
![Page 3: Chapter 17 - Reproductive System - Napa Valley College · Reproductive Systems BIO 105 Chapter 17 Reproductive System In both sexes, ... Day 14 Days 15-21 Days 22-28 C' 2014 Pearson](https://reader030.fdocuments.in/reader030/viewer/2022020114/5b30e2607f8b9a55208e34d8/html5/thumbnails/3.jpg)
3
The Scrotum & Temperature
RegulationDuct System & Accessory Glands
![Page 4: Chapter 17 - Reproductive System - Napa Valley College · Reproductive Systems BIO 105 Chapter 17 Reproductive System In both sexes, ... Day 14 Days 15-21 Days 22-28 C' 2014 Pearson](https://reader030.fdocuments.in/reader030/viewer/2022020114/5b30e2607f8b9a55208e34d8/html5/thumbnails/4.jpg)
4
Penile erection, Erectile Dysfunction (ED),
and Viagra
Female Reproductive Anatomy
![Page 5: Chapter 17 - Reproductive System - Napa Valley College · Reproductive Systems BIO 105 Chapter 17 Reproductive System In both sexes, ... Day 14 Days 15-21 Days 22-28 C' 2014 Pearson](https://reader030.fdocuments.in/reader030/viewer/2022020114/5b30e2607f8b9a55208e34d8/html5/thumbnails/5.jpg)
5
Gametogenesis (Oogenesis)
• Oogonia produced during fetal life
• Prior to birth, some oogonia enter Meiosis
and are now primary oocytes
• Primary oocytes become surrounded by a
layer of follicular cells
• Primary follicle = primary oocyte +
follicular cells
![Page 6: Chapter 17 - Reproductive System - Napa Valley College · Reproductive Systems BIO 105 Chapter 17 Reproductive System In both sexes, ... Day 14 Days 15-21 Days 22-28 C' 2014 Pearson](https://reader030.fdocuments.in/reader030/viewer/2022020114/5b30e2607f8b9a55208e34d8/html5/thumbnails/6.jpg)
6
![Page 7: Chapter 17 - Reproductive System - Napa Valley College · Reproductive Systems BIO 105 Chapter 17 Reproductive System In both sexes, ... Day 14 Days 15-21 Days 22-28 C' 2014 Pearson](https://reader030.fdocuments.in/reader030/viewer/2022020114/5b30e2607f8b9a55208e34d8/html5/thumbnails/7.jpg)
7
Menopause
Cessation of normal ovarian function
• Oocytes cease developing
• Hormone levels fall
• Ovulation stops
• Menstrual cycles stop