Kinesiology 3347A/B Lecture 4: Lecture 4

• School: Western University
• Department: Kinesiology
• Course: Kinesiology 3347A/B
• Professor: Vincent Liardi

Document Summary

Fetal nourishment: oxygen and nutrients diffuse between fatal and maternal blood in the placenta. There inso direct transfer of blood: poor maternal health status can affect the foetus. Smoking, drinking, poor eating, etc: women who live at a lower socioeconomic status level typically give birth to lower weight infants. Other moderating variables include education level - regardless or race: abnormal prenatal development, source of abnormal development can be genetic or extrinsic, congenital defects can derive fro genetic or extrinsic sources. Dominant disorders: inherit defective gene from one parent. Recessive disorder: inherit defective gene from each parent, mutation of a gene, hazardous environmental chemicals can cause genetic mutations, effects of these genetic defects can have variable effect on growth and maturation, i. e. every case is different. Monday, january 25, 2016: down syndrome - trisomy 21. At the 21st chromosome there are there rather than 2 pairs. Folds in the corner of the eyes are over pronounced.