The Human Body Major Systems & Organs - The Reproductive System

The human body is a wondrously complex machine made of flesh, bone, muscles, organs, blood vessels and highly specialized systems that function together to sustain life. This fascinating third part of The Human Body series examines the incredible "machine," from simple cells, to DNA, the body's building blocks of life, to the major systems and organs. This video looks at the reproductive system from conception to birth. It explains how the menstrual cycle prepares a female for implantation of an egg into the uterus and if the egg is fertilized a fetus grows inside the femal uterus. The video also looks at the male reproductive system and the production of sperm. The Human Body: Major Systems & Organs. Part 1