pedsPrenatalGrowthAndDevelopmentJan05

- Pediatric Fundamentals Prenatal Growth and Development Drs Greg and Joy Loy Gordon January 2005 Pediatric Fundamentals Prenatal Growth and

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Pediatric Fundamentals Prenatal Growth and Development Drs. Greg and Joy Loy Gordon January 2005
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Pediatric Fundamentals – Prenatal Growth and Development Prenatal Embryonic period first 8 weeks Organogenesis 4 th – 8 th weeks Ectoderm Mesoderm Endoderm
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Pediatric Fundamentals – Prenatal Growth and Development Organogenesis 4th – 8th weeks Ectoderm nervous system skin sweat and mammary glands teeth epithelial structures of eyes, ears, neck
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Pediatric Fundamentals – Prenatal Growth and Development Organogenesis 4th – 8th weeks Mesoderm somites dermis and epidermis cardiovascular system urogenital system spleen adrenal cortex
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Pediatric Fundamentals – Prenatal Growth and Development Organogenesis 4th – 8th weeks Mesoderm somites myotomes -> segmental muscles of trunk dermatomes -> dermis of scalp, neck, trunk sclerotomes -> vertebral bodies, arches abnormal induction -> spinal bifida
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Pediatric Fundamentals – Prenatal Growth and Development Organogenesis 4th – 8th weeks Endoderm epithelia digestive respiratory bladder parenchyma liver pancreas thyroid gland parathyroid glands thymus salivary glands
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Pediatric Fundamentals – Prenatal Growth and Development Developmental Abnormalities congenital diaphragmatic hernia (CDH) esophageal atresia spina bifida Hirschsprung’s disease omphalocele gastroschisis
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Pediatric Fundamentals – Prenatal Developmental Abnormalities Congenital diaphragmatic hernia (CDH) 1 in 2,500 live births 85% left side of diaphragm defect in closure of pleuroperitoneal canal impaired lung growth prenatal (intrauterine) repair possible
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This note was uploaded on 12/16/2011 for the course BIOLOGY 101 taught by Professor Mr.wallace during the Fall '11 term at Montgomery College.

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- Pediatric Fundamentals Prenatal Growth and Development Drs Greg and Joy Loy Gordon January 2005 Pediatric Fundamentals Prenatal Growth and

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