Thus you can simply combine the two words to create the phase name, as follows: After the new moon, the sunlit portion is increasing, but less than half, so it is waxing crescent. After the first quarter, the sunlit portion is still increasing, but now it is more than half, so it is waxing gibbous. After the full moon (maximum illumination), the light continually decreases.
Average placental weight being 490.5 gm (range 295-660 gm). Placenta of male baby was found to be. slightly heavier as compared to female babies. Birth weight of male babies was also more than female babies. Average placental surface area was found to be 225.5 sq. cm. Mean placental volume was recorded as 450.5 cu. cm.
The placenta is composed of both maternal tissue and tissue derived from the embryo. The chorion is the embryonic-derived portion of the placenta. It is composed of fetal blood vessels and trophoblasts which are organized into finger-like structures called chorionic villi.et's review. The placenta is the composite structure of embryonic and maternal tissues that supplies nutrients to the developing embryo. The placenta serves three main functions: 1  Attach the fetus to the uterine wall. 2  Provide nutrients to the fetus.