Birth Rights: A to Z

Fertilization Homo sapiens closeup. That's what we're there in the white light.
10 ph via qrok

Sperm in the folds of the mucous membrane of the fallopian tubes is moving toward the egg.
Photo: Lennart Nilsson





Two sperm in contact with the shell of the egg. Enzymes contained in the sperm head dissolved the egg shell, but the genetic material of the sperm is involved in fertilization.
Photo: Lennart Nilsson



Longitudinal section of the sperm. The genetic material contained in the sperm head.
Photo: Lennart Nilsson



The embryo, attached to the endometrium (8 days).



The development of the embryo. Grey color - future brain. (+22 Days).



Mortgaging and the heart begins to beat. (+24 Days).



V-shaped development of blood vessels in the joint of the bone of the skull. (9 weeks).



The size of the embryo is 3 cm. The embryo becomes a fetus. (10 weeks).



The length of the fetus 20 cm. (20 weeks).



The uterus becomes cramped. After 4 weeks of a child to see the white light. (36 weeks).



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