Answered: Draw one of the stages of the Human…

Human Anatomy & Physiology (11th Edition)

11th Edition

ISBN:9780134580999

Author:Elaine N. Marieb, Katja N. Hoehn

Publisher:Elaine N. Marieb, Katja N. Hoehn

Chapter1: The Human Body: An Orientation

Section: Chapter Questions

Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...

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Draw one of the stages of the Human Pregnancy Series and label the following: placenta, uterus, cervix, vagina, fallopian tubes, ovaries, embryo, umbilical cord, amnion.

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Step 1

During fertilization, sperm get fused with the egg released by ovary inside female body. Cilia which lines the fallopian tube move the fertilized egg called zygote which travels from the fallopian tube to the uterus. Zygotic cells divide continuously till it reaches uterus.

Inside uterus, the cells divide repeatedly and develop into a hollow round structured cells known as blastocyst. Since fertilization, it takes approximately six days for the implantation of blastocyst to the uterus wall. Then further, it grows into an embryo which is connected with the placenta and covered by membranes filled with fluid.

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