Reproductive system - Wikipedia, the free encyclopedia
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The reproductive system is a system of organs within an organism which work together for the purpose of reproduction. Many non-living substances such as fluids, hormones, and pheromones are also imp...
en.wikipedia.org/wiki/Reproductive_system
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Sexual reproduction - Wikipedia, the free encyclopedia
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Sexual reproduction is characterized by processes that pass a combination of genetic material to offspring, resulting in diversity. The main two processes are: meiosis, involving the halving of the n...
en.wikipedia.org/wiki/Sexual_reproduction
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mammal, Reproductive system, Britannica Online Encyclopedia, The testes of mammals descend from the abdominal cavity to lie in a compartmented pouch termed the scrotum. In some species the testes are permanently scrotal, and the scrotum is sealed off from the general abdominal cavity. ... Digestive system ... ape (mammal)
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www.britannica.com/EBchecked/topic/360838/mammal/51716/...
www.britannica.com/EBchecked/topic/360838/mammal/51716/Reproductive-system
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Basic structural body plan is inherited from Therapsid mammal-like reptiles. ... Reproductive system:; Both ovaries are functional and the ova is fertilized in the oviducts. Embryo develops within the uterus and lies within a fluid-filled amniotic sac; Nourishment for embryo comes from the maternal blood stream via placenta;
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www.shsu.edu/~bio_mlt/mammals.html
www.shsu.edu/~bio_mlt/mammals.html
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Lab 28: Female Reproductive System: Mammals ... Objectives for This Exercise; Female Reproductive System II: Avian ... Following the normal period of development the term fetus is expelled through the cervix, which may be considered as a separate component of the system, and eventually through the vagina, the last component of...
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education.vetmed.vt.edu/Curriculum/VM8054/Labs/Lab28/La...
education.vetmed.vt.edu/Curriculum/VM8054/Labs/Lab28/Lab28.htm
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reproductive system, in animals, the anatomical organs concerned with production of offspring. In humans and other mammals the female reproductive system produces the female reproductive cells (the eggs, or ova) and contains an organ in which development of the fetus takes place;
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www.factmonster.com/ce6/sci/A0841566.html
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Why do girls get periods? What goes on when a girl gets pregnant? What can go wrong with the female reproductive system? Find the answers to these questions and more in this article. ... But even though the reproductive system is essential to keeping a species alive, unlike other body systems, it's not essential to keeping...
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kidshealth.org/teen/sexual_health/changing_body/female_...
kidshealth.org/teen/sexual_health/changing_body/female_repro.html
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This section aims to explain the basic units and functioning of the major female reproductive organs (both internal and external ) as well as the changes in the female body associated with puberty , the menstrual cycle and menopause , which are all largely the result of the actions of certain female sex hormones .
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www.hon.ch/Dossier/MotherChild/female_repro/female_repr...
www.hon.ch/Dossier/MotherChild/female_repro/female_repro.html
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The male reproductive system is illustrated to the right. Sperm are produced in the testes located in the scrotum. Normal body temperature is too hot thus is lethal to sperm so the testes are outside of the abdominal cavity where the temperature is about 2° C (3.6° F) lower.
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biology.clc.uc.edu/courses/bio105/reproduc.htm
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