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What is Zygote formation ? This stage starts with the fusion of an ovum and sperm forming a zygote. It lasts for two weeks. The internal part of zygote undergoes constant cell division as a result the number of cells goes on increasing. After fertilization, for 7-8 days, the fertilized egg floats in the fluid…
Fetal development: Month-By-Month Stages of Pregnancy What is Period of foetus :- This stage is from 3% month until the baby is born. In this period various organs and muscles of the baby are fully developed and all the organs become functional. Height, size, shape, and weight grow rapidly. 3rd month- In this month the…
What is Embryonic Stage What is Embryonic Period :- In this stage the process of development starts. This begins from the third week and continues until the end of the 10th week of gestation. The growing multicellular organism is called embryo. The structural development of the foetus is completed in this period. Outer membrane- This…
What is Fertilization & Stages of Gestational Development Developmental process starts with fertilization and the zygote so formed as a result of fusion of ovum and sperm, which after a fixed duration forms an entire human, stores the coded genetic information. Stages of gestational development – the period of gestational development is 9 months which…
Internal physical changes During Pregnancy 1. Changes in metabolism- The body of the mother require more nutrition, foetus requires more nutrition due to breastfeeding, growth and development in uterus causes metabolic changes. Stomach secretions reduce as a result of which food stays a bit longer in the stomach. Intestinal muscles relax in the presence of…
10+ Early Pregnancy Signs and Symptoms The gestational period or duration of pregnancy is 9 months and 7 days. The gestational period is counted from the last day of menstrual cycle till the day of childbirth. Human fertilization is the union of a human egg and sperm and the egg is known as fertilized egg….
Symptoms and signs of Pregnancy The gestational period or duration of pregnancy is 9 months and 7 days. The gestational period is counted from the last day of menstrual cycle till the day of childbirth. Human fertilization is the union of a human egg and sperm and the egg is known as fertilized egg. This…
Principles of Human Development 1. Development involves changes – Development is a long series of changes which on undisrupted from conception to the end of his life. In the process of development, physical, mental, intellectual, social and emotional changes occur. 2. Development is sequential- Whether it is an animal or a human, development has a…
Stages of Human Development Under the life-wide interpretation of human development approach, development is divided into various phases. Main stages of development and their duration are given in table . Home Science Latest Post :- Click Here Important Points :- 1. Growth refers to structural physical changes, like growth in height, weight and size of…
Difference between Human Growth and Development The fundamental difference between growth and development is as follows: GROWTH DEVELOPMENT 1 Growth is quantitative change. 1. Development is a qualitative change. 2. Growth is concrete. 2. Development is abstract. 3. Growth can be measured. Size, weight, height can be measured. 3. Development cannot be measured but can…