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Lecture 3

Kinesiology 3347A/B Lecture 3: Lecture 3


Department
Kinesiology
Course Code
Kinesiology 3347A/B
Professor
Vincent Liardi
Lecture
3

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Wednesday, January 20, 2016
Lecture 3
Chapter 4
Physical Growth, maturation, and aging
Both genetic and extrinsic factors combine to influence growth and aging
Patterns in growth and aging:
Universality
Patterns that hold for all humans
Specificity
Individual variation
Prenatal development
Early development is controlled by genes
Growth begins when an ovum and sperm fuse to produce a zygote
The embryo or fetes is sensitive to extrinsic facts
i.e. abdominal pressure, viruses, etc
Embryonic development
Occurs at conception to 8 weeks
Differentiation of cells to form specific tissues and organs
Limbs formed at 4 weeks
Human form noticeable at 8 weeks (eyes, ears, nose, mouth)
1
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