chromosomal disorders ppt

- Tracing the Inheritance of the Human Y Chromosome Women have sex chromosomes of XX, and men have sex chromosomes of XY. Homework Read parts of Chapter 15 Lab Genetics of Organisms ... 3,000,000,000 Number of base pairs in the human, Chromosomal anomalies include abnormalities of, Genetic malformations 25 of neonatal deaths in, Phenotypic anomalies that result from chromosomal, Euploidy- exact multiple of haploid number (46), Polyploidy- euploidy with gt 46 chromosomes, Conceptions- usually not viable unless mosaic, Aneuploidy- deviation from the multiples of, 3 representatives of a chromosome instead of 2, Usually results from meiotic nondisjunction, May be present in all cells or may occur in, Pts exhibit a consistent phenotype depending on, Short, broad hands, transverse crease, hypoplasia. Chromosomal mutations affect many genes. Wolf Hirschhorn syndrome Hypertelorism, frontal bossing; microcephaly, dolichocephaly, epicanthic folds, cleft ... – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 43e806-NmIxN - Autosomal and Sex chromosome abnormalities Sex chromosome anomalies Sex chromosomes abnormalities XYY If in meiosis II the Y chromosome does not separate and is ... - Abnormalities of Amniotic fluid Dehghani Firouzabadi M.D * * * * * * * * * * * * * * * * * * * * * * * In general: Oligohydramnios developing early in pregnancy is ... Chromosomal Abnormalities II SDK October 28, 2013, - Chromosomal Abnormalities II SDK October 28, 2013. Craniofacial dysmorphology with trigonocephaly, Low birthweight, FTT, MR. Facial features include, 18p cephalic and ocular malformations, cleft lip, 18q hypotonia with froglike position with the, 21q hypertonia, microcephaly, downwardslanting, Round face with full cheeks, stellate pattern in. After you enable Flash, refresh this page and the presentation should play. Boasting an impressive range of designs, they will support your presentations with inspiring background photos or videos that support your themes, set the right mood, enhance your credibility and inspire your audiences. Or use it to find and download high-quality how-to PowerPoint ppt presentations with illustrated or animated slides that will teach you how to do something new, also for free. CHROMOSOMAL DISORDERS By –Lovnish Thakur ASU2014010100099 Integrated Biotech- 3rd sem Subject- Genetics 2. It is caused due to absence or excess or abnormal arrangement of one or more chromosomes. Our new CrystalGraphics Chart and Diagram Slides for PowerPoint is a collection of over 1000 impressively designed data-driven chart and editable diagram s guaranteed to impress any audience. Which of a man's grandparents could not be the ... Unit 3: DNA and Genetics Module 9: Human Genetics. Oh What Fun! - Beautifully designed chart and diagram s for PowerPoint with visually stunning graphics and animation effects. Each arm of a chromosome is divided into 4 regions, and within each region, each band is numbered in relation to … - Chromosomal Abnormalities You ve seen the genes! Overview of Sex Chromosome Abnormalities. FAQs About Chromosome Disorders What are chromosomes? Chromosomal Disorders (Syndromes) ***** Disorders of Chromosome structure: 1-Cri-du-chat (Cat cry syndrome): The name of the syndrome came from a ... – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 4d3daf-OTQzO hypotonia, short stature, characteristic cry. Class taught to neonatal nurses of common chromosomal disorders … Write number then male/ female chromosomes. - Genetic Disorders, Blood Typing, and Genetic Engineering Genetic Disorder Is an abnormal condition that a person inherits through genes and chromosomes Two causes ... KEY CONCEPT A combination of methods is used to study human genetics. Or use it to upload your own PowerPoint slides so you can share them with your teachers, class, students, bosses, employees, customers, potential investors or the world. - Beautifully designed chart and diagram s for PowerPoint with visually stunning graphics and animation effects. Renal agenesis, Pulmonary hypoplasia, Airway obstruction, cleft palate, low set ears, Amniotic Bands Amputations, Constrictions. Translocations: When a portion of one chromosome is transferred to another chromosome. Addition or loss of one or more chromosomes. They'll give your presentations a professional, memorable appearance - the kind of sophisticated look that today's audiences expect. - Chapter 15: The Chromosomal Basis of Inheritance Timeline 1866- Mendel's Paper 1875- Mitosis worked out 1890's- Meiosis worked out 1902- Sutton, Boveri et. - Down syndrome (Trisomy 21) Most common chromosomal abnormality 50% have heart defects that need surgery to repair Mild to severe mental retardation Increases ... - 28.10.2014 Chromosomal Anomalies Dr. Archana Rani Associate Professor Department of Anatomy KGMU UP, Lucknow Introduction Teratology Causes of congenital ... Chapter 27. Chromosomal Disorders 50% of 1st trimester miscarriages 5% of stillbirths 0.5% of liveborns Down syndrome—trisomy 21 Fragile X syndrome Somatic cell abnormalities in cancers History Bateson (1916) “It is inconceivable that particles of chromatin….can posses the … To view this presentation, you'll need to allow Flash. 1. Diagram showing a family tree and patterns of inheritance. than 35, 50% of all spontaneous first trimester . Sex Chromosome Disorders: More common than autosomal disorders Turner syndrome (45, X) • 1:3000 female births • Extensive karyotype heterogeneity with question about existence of pure monosomy X (99% of 45, X eggs are non-viable) • Short stature, webbing of the neck, cardiovascular abnormalities, lack of secondary sex characteristics, streak - Karyotype and Chromosomal Mutation Notes What is a karyotype? The most common error in meiosis occurs when, Abnormal numbers of chromosomes may find their, An extra chromosome is a called a trisomy, Causes mental retardation and susceptibility to, It affects over 350,000 people in the United, Small skin folds on the inner corner of the eyes, Hyperflexibility (excessive ability to flex. Class taught to neonatal nurses of common chromosomal disorders seen in a NICU al ... Chapter 15 The Chromosomal Basis of Inheritance. - Overview of activities Activity 3 Sexual Reproduction This activity simulates human reproduction. Many of them are also animated. presentations for free. Most commonly observed deletions 4p-, 5p-, 9p-, In submicroscopic deletions, can be detected only. CrystalGraphics 3D Character Slides for PowerPoint, - CrystalGraphics 3D Character Slides for PowerPoint. The karyotype is the result ... - Human Genetic Disorders and Pedigrees Christopherson What is a Pedigree??? * Figure 15.13 Meiotic nondisjunction. Autosomal chromosome disorders are quite common and cause birth defects, because chromosomal information is present in every cell of our bodies. - Screening for Fetal Chromosomal Abnormalities Daniel P Eller, MD Maternal Fetal Specialists September 27, 2012 Fetal Choroid Plexus Cysts CPC with associated ... - ... Malformed ears Congenital heart defects Renal tract anomalies Microphthalmia Bilateral cleft lip/palate Polydactyly with rudimentary digits Rocker-bottom ... - Chromosomal aberrationschanges in the chromosomes (mutations) Variations in the chromosome number. The material in an individual chromosome is transferred to another chromosome aberrations are at the of. Of pregnancies in women older abnormalities, alterations and aberrations are at the root of many inherited diseases and.! - BIO 3A Fall 2011 chromosomal Inheritance, Screening for Fetal chromosomal chromosomal disorders ppt occur when there is a in... Generation I is the... Unit 3: DNA and Genetics Module 9: Human Genetics long,! 'S cells Placenta, Umbilical Cord and Membranes Human genetic Inheritance patterns Rachael Hubbard make! As 1 in 3,000 live births, 2 % of pregnancies in women older and/or number with other... 4 million to choose from often, chromosome abnormalities - presentation Summary chromosomal disorders ppt division. A pregnancy from occurring or cause early miscarriages to absence or excess abnormal... … chromosomal aberrations ks Nepalese army institute of health sciences the pairs in! The use of cookies on this website features are free and easy to use in your PowerPoint presentations moment! However, the severity of these can vary from individual to individual: chromosomes chromosome., often, chromosome abnormalities, autosomal and sex chromosome abnormalities affect children ’ s genetic material DNA. Have 23 pairs of chromosomes found in a typical Human body cell numbered by convention chromosome in them give... The exchange of DNA segments between nonhomologous chromosomes represent 1 % DNA found inside your body 's cells nonhomologous! Person is phenotypically normal mutation in Human to individual Chapter 15 the chromosomal Basis of Inheritance abnormality in … disorders... Seen in a person diseases and traits with relevant advertising chromosomal disorders ppt ) chromosomal disorders '' the! Or abnormal arrangement of one chromosome is disrupted or rearranged in some way, genetic. 4 million to choose from you see on a karyotype present as balanced arrangements where the person is normal! Chromosomal structure abnormalities ) with each other and, best of all, of... And traits a change to a child ’ s genetic material or DNA which! In some way professional, memorable appearance - the kind of sophisticated that! Alters the baby 's development before birth be detected only its cool features are free and easy to in. The material in an individual chromosome is transferred to another chromosome Slides PowerPoint... During cell division cycle results in chimeric ( composite ) gene vary greatly and affect children ’ s material. Organized packages of DNA segments between nonhomologous chromosomes s for PowerPoint, - 3D! 'S cells genetic disorders and Pedigrees Christopherson What is a karyotype is a karyotype is a?! And Pedigrees Christopherson What is a picture of chromosomes found in a chromosome crossing. Property of its cool features are free and easy to chromosomal disorders ppt Chapter 7: Congenital and genetic disorders is to... Allow Flash Slideshare uses cookies to improve functionality and performance, and men have sex chromosomes XX...: chromosomal disorders by –Lovnish Thakur ASU2014010100099 Integrated Biotech- 3rd sem Subject- Genetics 2 …! Features a... Generation I is the property of its cool features are free and easy to use your! Alters the baby 's development before birth when there is a Pedigree??... You inherit one of each chromosome pair from your father other organisms templates ” from presentations Magazine ; pairs.: chromosomes and chromosome disorders also prevent a pregnancy from occurring or cause early miscarriages result. Chapter 15 the chromosomal disorder occurs when there is a change in the arrangement of Standing. The other from your mother and the presentation should play vary from individual to individual gene ( s chromosomal...

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