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A developing human is referred to as an embryo during weeks 3–8, and a fetus from the ninth week of gestation until birth. In this section, we’ll cover the pre-embryonic and embryonic stages of development, which are characterized by cell division, migration, and differentiation.
20 paź 2024 · A developing human is referred to as an embryo during weeks 3–8, and a fetus from the ninth week of gestation until birth. In this section, we’ll cover the pre-embryonic and embryonic stages of development, which are characterized by cell division, migration, and differentiation.
28 lut 2021 · Internal organs and body structures begin to develop during the first trimester. By five weeks, limb buds, eyes, the heart, and liver have been basically formed. By eight weeks, the term fetus applies, and the body is essentially formed, as shown in Figure 2.
Innerbody Anatomy Explorer. There are 12 major anatomy systems: Skeletal, Muscular, Cardiovascular, Digestive, Endocrine, Nervous, Respiratory, Immune/Lymphatic, Urinary, Female Reproductive, Male Reproductive, Integumentary. Select a system below to get started.
Describe the fetal circulatory system and explain the role of the shunts. Trace the development of a fetus from the end of the embryonic period to birth. As you will recall, a developing human is called a fetus from the ninth week of gestation until birth. This 30-week period of development is marked by continued cell growth and differentiation
25 paź 2024 · 3D models, illustrations, and accompanying descriptions guide you in exploring the anatomy and physiology of the female reproductive organs. Learn all about fertilization, pregnancy, delivery, and lactation.
The female reproductive system includes external and internal genitalia. The vulva and its structures form the external genitalia. The internal genitalia include a three-part system of ducts: the uterine tubes, the uterus, and the vagina. This system of ducts connects to the ovaries, the primary reproductive organs.