At the twenty-week mark, physicians typically perform an ultrasound to acquire information about the fetus and check for abnormalities. Infants develop their behaviour, physiology and cognition. Here, human beings are sexually mature and capable of reproducing. This is “The Human Life Cycle”, section 12.1 from the book An Introduction to Nutrition (v. 1.0). Human Body › Life cycle › The behaviour pattern also changes, as they are more independent in performing daily tasks. For details on it (including licensing), click here. When a human being reaches 60 or 65 years of age, they are called old people. The body is fully developed by now, and the adult gains experience and responsibility. The major stages of the human life cycle are defined as follows: This ultrasound image shows a four-month-old fetus. Proper nutrition, exercise and friendly environment ensures a healthy human being in all stages of their life. This stage marks the end of early childhood. Stages of Human Life Cycle . The human body undergoes numerous changes and developments since conception. Major physiological changes continue into the toddler years. During that time, the individual learns from the surrounding environment and experiences all kinds of physical and emotional changes. The shape of the human body is formed from a strong skeleton which is made of bone and cartilage, covered with fat, muscle, organs, tissue and so on. Consider passing it on: Creative Commons supports free culture from music to education. 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From pregnancy through the toddler years, children are entirely dependent on parents or caregivers for nutrients. The term ‘to toddle’ means to walk unsteadily and the child has a clumsy walk during this period. Two soft spots on the baby’s skull, known as fontanels, allow the skull to accommodate rapid brain growth. After fetal growth and birth, the second stage is infancy, which is the period between birth and one year. Developmental milestones include sitting up without support, learning to walk, teething, and vocalizing among many, many others. Human life cycle. The six stages of human development include pregnancy, infancy, toddler years, childhood, puberty, adolescence, adulthood, middle age and senior years. Throughout this entire process, a pregnant woman’s nutritional choices affect not only fetal development, but also her own health and the future health of her newborn. Some basic nutrients required for human growth are carbohydrates, essential amino acids, fatty acids, vitamins and minerals in order to sustain a healthy lifestyle. But this also changes depending on their lifestyle. Throughout the human life cycleThe span of a human life, which consists of different stages, including childhood, adolescence, adulthood, and old age., the body constantly changes and goes through different periods known as stages. Baby. Their licenses helped make this book available to you. The major stages of the human life cycle include pregnancy, infancy, the toddler years, childhood, puberty, older adolescence, adulthood, middle age, and the senior years. Parents also help to establish a child’s eating habits and attitudes toward food. More information is available on this project's attribution page. This period starts from 65 years of age, until the end of their lives. 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