Chapter 26 Reproduction and Development, Part 2

Chapter 26 Reproduction and Development, Part 2 - Chapter...

Info iconThis preview shows pages 1–8. Sign up to view the full content.

View Full Document Right Arrow Icon
Chapter 26 Repro, Chapter 26 Repro, Part 2 Part 2
Background image of page 1

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

View Full DocumentRight Arrow Icon
Procreation Procreation Species specific behaviors ensure reproductive success Terrestrial vertebrates require adapted genitalia Male sex act: Erection Parasympathetic activation Sympathetic inhibition Ejaculation Sympathetic activation of duct system smooth muscle Fig 26-15 Arterial smooth muscle relaxes
Background image of page 2
The Erection Reflex The Erection Reflex NT: NO Viagra prolongs the effect of NO - Feedback loop
Background image of page 3

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

View Full DocumentRight Arrow Icon
Birth Control = Contraception Birth Control = Contraception Voluntary regulation of # of children produced & when List methods of contraception from most effective to least effective Infertility
Background image of page 4
How do birth control pills work?
Background image of page 5

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

View Full DocumentRight Arrow Icon
Pregnancy and Parturition Pregnancy and Parturition p 848 p 848 1. Transport of spermatozoa and ova 2. Fertilization 3. Blastogenesis 4. Implantation 5. Maintenance 6. Parturition 7. Lactation
Background image of page 6
2. Fertilization 2. Fertilization Where? /Uterine Tube ~ 100 sperm needed When? After ovulation Egg: 12-24 h post ovulation Sperm: viable for up to 72 h Then: 3-4 day journey to uterus
Background image of page 7

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

View Full DocumentRight Arrow Icon
Image of page 8
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 12/24/2011 for the course STEP 1 taught by Professor Dr.aslam during the Fall '11 term at Montgomery College.

Page1 / 19

Chapter 26 Reproduction and Development, Part 2 - Chapter...

This preview shows document pages 1 - 8. Sign up to view the full document.

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