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1 Month after conception
- The synapses reach a critical growth period
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Conception to fetal period
Structural aspects begin developing the first few weeks after conception and continue developing until fetal period -
2-4 weeks after conception
The neural tube is formed caused by the folding of the neural plate -
7 weeks after conception
The first nerves begin to connect to the spinal cord which allows small movements -
2nd trimester
- gyri and sulci begin to appear on the brains surface
- Cerebral cortex becomes thicker and more complex
- Myelin begins to appear on axons
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Thrid trimester
The cerebral cortex begins to take over for the brain stem. -
Birth
- The child already has 200 billion 2, A child's brain is 25% of the size of an adult braind
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Conception to Birth (Video)
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Period: to
0-1 years old
- The child's brain grows 1.7 grams per day
- 60% of the energy from food intake is used on brain growth
- The cerebellum triples in size
- The babies language circuit becomes wired
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3 months
There is a significant growth in the hippocampus -
1 year old
1, Kids can understand about 70 words -
Period: to
1-2 Years old
- The rate of myelination rapidly increases
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2 years old
- The end of the critical growth period of synapses
- Brain reaches 75% of the size of an adult brain
- The brain density has decreased 50% since birth
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Sources
http://www.urbanchildinstitute.org/why-0-3/baby-and-brain#:~:text=The%20development%20of%20the%20brain,(the%20remainder%20of%20gestation). https://coverthree.com/blogs/research/kids-brain-development#:~:text=When%20a%20child%20is%20born,to%20half%20by%20age%20two.
https://study.com/learn/lesson/prenatal-brain-development-timeline-stages-fetal.html