prenatal

prenatal - Types of Sperm Male Sperm Y • Swim FAST •...

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2/10/10 1 Prenatal Development Historical Origins • Is individual performed already? – Preformation Historical Origins • Is individual performed already? – Preformation • Do individual parts develop in succession? – Epigenesis
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2/10/10 2 Conception • Gametes – Egg (23 Chromosomes) – Sperm (23 Chromosomes) • Combine to make fertilized egg – Zygote
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Unformatted text preview: Types of Sperm Male Sperm Y • Swim FAST • Genetically WEAK Female Sperm X • Swim SLOW • Genetically STRONG 2/10/10 3 Periods of Prenatal Development • Germinal – First 2 weeks – creation of the zygote (fertilized egg) • Embryonic – 2-8 weeks – Organs begin to form • Fetal – 8 weeks-birth – Rapid organ development In the Womb...
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This note was uploaded on 02/17/2011 for the course HK 253 taught by Professor Claxton during the Spring '10 term at Purdue.

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prenatal - Types of Sperm Male Sperm Y • Swim FAST •...

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