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Lecture 1.docx

5 Pages

Health Studies
Course Code
Caroline Barakat

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HLTB02H3 Issues in child health and development [email protected] mw210 4162082700 10-11am Thursdays 1-2pm Tuesdays Course Description - bio social aspect of child health and development o genetics and development o growth and development o immune system o determinants of child health o nutrition during early years o childhood diseases o economic aspects of child health and development Course objectives - understanding the relationship between genetics and the environment - ability to apply concepts of the ecological model of child development - understanding of various and protective factors - measures of child health outcomes - determinants of child health – pre-natal exposures psychosocial factors nutrition - common childhood disease and the relationship between environment exposures and chronic disease in children - contextual factors that impact health - global child health concerns e.g infectious diseases and HIV epidemic in Africa - economic benefits of undertaking prevention Course Evaluation - course assignment (2 parts) -30 percent october 11 2011, November 7 2011 - midterm-25 percent - one cumulative final exam-35 percent - tutorial attendance 6 mandatory and 2 optional-10 percentChild Development Childhood -any one who is between birth and puberty Stages of Development Infanthood- 0 to 12 Toddlerhood- 1 and 2 Early Childhood – 2 to 6 pre schooler Child- 7 to 12 Adolescence Puberty Different environments can lead to different outcomes - childhood impacts long-term health - what happens in childhood tends to affect our lives in adulthood - reasearch indicates that children with better opportunities do better in life - healthy at childhood—will do better when older - focusing on child health and development –long term benefit to society Scope of the course - What are the imapcts of these exposure differences on children? o what exposures matter and how do they shape child health and development? o what are the measures of child health and development? o contextual factors and child health and development o global perspective Biological Features Genome- complete set of genetic materials - human genome 2 sets 23 chromosomes made of DNA - DNA nucleotide bases forms the different genes - Genes- are nucleotides - Average genes is 3 thousand base pairs long Human Genome - 30000 genes - a locus- location of a gene of the chromosome - main characteristics of human genome o size o functional operation - RNAsFunctions of Proteins - why are they important o they make up structure of cells o direct cell activity o they affect the gene activity when in different forms Epigenetics - process affects the action without altering DNA - epigenetic mechanisms selectively trigger genes in response to environmental stimuli (e.g heat,temperature,stress) For example - proteins –amino acids - amino acides- stored inside cells Environmental inf
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