PSYB32H3 Chapter Notes - Chapter 3: Sudden Infant Death Syndrome, Gestational Age, Prenatal Development
Document Summary
September 10th, 2014: a large number of negative influences including medication and diagnostic procedures; prescriptions, non- The tendrils that attach the embryo to the uterine wall increase in size and complexity to form the placenta. The hair, nails, and parts of the teeth, the outer layer of the skin and skin glands, and the: mesoderm: Forms into the muscles, skeleton, circulatory and excretory systems, and inner skin layer: endoderm: such as the lungs, pancreas, and liver develop. The gastrointestinal tract, trachea, bronchia, eustachian tubes, glands, and vital organs: the rapid development and differentiation make the embryo more susceptible during this period than any other to environmental assault. Fetus has all of its body parts, including external genital organs: end of the fourth month: Mothers usually report movement of the fetus: around five months: Reflexes such as sucking, swallowing, and hiccupping, usually appear: after the fifth month: soft hair which covers the body.
