How prenatal development is influenced by environmental or genetic factors
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What is prenatal development?
Introduction
It is the process of developing a womb in a single cell this stage is considered to be the most important part. From the germinal stage which is the sperm being attach to the egg stage, then the embryonic stage, third is the fetal stage this is where the brains starts to develop.
What is environmental factors?
Environmental Factors
Environmental factors have a huge importance on the developmental process of a baby during its prenatal stage. Although very important to have a full 9-month healthy stage, there are factors that unfortunately affects childbirth. These include hazardous air or chemicals, diseases, medications and psych.
Teratogens
Substances that could lead to birth defect or death. Effects can take place at different stages/ time during pregnancy.
- Drugs
- Alcohol
-Stressors
- Chemicals
- Poor nutrition
What are examples of Teratogens
Genetic Factors
Genes
Genes is passed down from both parent, this is where a child would develop either parent or both parent genes. But getting a gene from a parent such as a family disease might just pass down into that child gene.
Getting a dominant gene from one parent, would out weight the parents with the non dominant gene.
Genetic Interaction
Down syndrome
Genetic Abnormalities
Diseases may cause a lack of growth in the fetal
Influences from Diseases
Is one of the most common disease that is transported to the fetus
- swelling in the brain
- mental retardation
-deafness
Herpes
Also known as German Measles is contagious viral infection
- bliness
-skin rash
- brain damage
Rubella
Drugs can link to low birth weight, causing defects and birth complication.
Drug Use
Can cause low birth weight which can result in poor immune system
Smoking
Alcohol
can affect growth and birth defect causing.
- disticnt facial features ( small head, narrow face)
- growth problems
1. Substance Abuse and Mental Health Services Association.Marijuana and Pregnancy. Retrieved from https://www.samhsa.gov/marijuana/marijuana-pregnancy
Reference