X linked disorders - Study guides, Class notes & Summaries

Chapter 8: Complex Inheritance of Common Multifactorial Disorders 1. Which of the following is characteristic of multifactorial inheritance? A) Disorders caused by a single gene mutation B) Disorders influenced by both genetic and environmental factors C) Disorders only transmitted through mitochondrial DNA D) Traits passed solely through dominant alleles Answer: B Rationale: Multifactorial disorders arise from the interaction of multiple genes and environmental factors, such as lifestyl...

Pattern of inheritance for auto-recessive disorders - Answer if both parents are carriers and have 4 kids... 25% chance of having expressive child 50% chance of having carriers 25% chance of child without allel X-linked disorders - Answer predominantly recessive related more to female chromosome

monosomy - ANSWER-the loss of one chromosome from a pair; usually rare & fetus is usually non-viable trisomy - ANSWER-an addition to a pair of chromosomes; relatively common autosomal dominant inheritance - ANSWER-children of a heterozygous parent have a 50% chance of possessing the defective gene. children who don't inherit the defective gene will themselves have unaffected offspring. examples of autosomal dominant disorders (2) - ANSWER-marfan syndrome & neurofibromatosis autosoma...

Advanced Pathophysiology Exam 2 Questions and Answers Autosomal Dominant - Answer-Describes a trait or disorder in which the phenotype is expressed in those who inherit the gene from even only one parent. Heterozygous or Homozygous Each offspring has a 50% chance of inheriting the mutation Autosomal Recessive - Answer-two copies of an abnormal gene must be present in order for the phenotype to be expressed 2 copies of the gene mutation for the offspring to inherit both parents have to h...

Which type of genetic disease affects males more frequently than females? Sex-linked recessive Autosomal recessive Autosomal dominant Sex-linked dominant Sex-Linked recessive. Since males only have one X and one Y, if the affected chromosome has the illness, it will be expressed. In which two conditions are chromosomal abnormalities the leading known cause? Intellectual disability Respiratory disorders Fetal miscarriage Cardiovascular disease Mental illness

Module 12-13: Genetic & Congenital Pathologies and Reproductive System Pathologies Study Guide 2024 1 / 14 1. Achondroplasia "Autosomal dominant - FGFR3 mutation - Impaired endochondral ossification & membranous ossification - Disproportionate dwarfism Dx: Genetic testing, hormone lvls, x-rays Tx: none 2. Duchenne Muscular Dystrophy "X-linked recessive" - mutation of the dystrophin gene - progressive muscle weakness - Onset @ 5 yrs S/S: - Early signs: weakness of shoulders & p...

Which type of genetic disease affects males more frequently than females? Sex-linked recessive Autosomal recessive Autosomal dominant Sex-linked dominant - correct answer Sex-Linked recessive. Since males only have one X and one Y, if the affected chromosome has the illness, it will be expressed. In which two conditions are chromosomal abnormalities the leading known cause? Intellectual disability Respiratory disorders Fetal miscarriage Cardiovascular disease Mental illness Ch...

CPN Exam Questions and Answers 100% Correct CPN Exam Questions and Answers 100% Correct CPN Exam Questions and Answers 100% Correct CPN Exam Questions and Answers 100% Correct monosomy - ANSWER-the loss of one chromosome from a pair; usually rare & fetus is usually non-viable trisomy - ANSWER-an addition to a pair of chromosomes; relatively common autosomal dominant inheritance - ANSWER-children of a heterozygous parent have a 50% chance of possessing the defective gene. childr...

Chromosomal gene disorders Correct Answer: Gametes have abnormal chromosome numbers and mutation -offspring inherit extra chromosome or are missing one -caused by problems with meiosis Down syndrome is an example of a _________ gene disorder Correct Answer: chromosomal Single gene disorders Correct Answer: correct number of chromosomes, but one of the chromosomes contains a gene that is responsible for the disease Cystic Fibrosis is an example of a ________ gene disorder Correct Answe...

NR511 Final Exam ( Version 1), NR 511 Differential Diagnosis and Primary Care, Chamberlain NR 511 Week 8 Final Exam (Version 2, 100 Q/A) / NR511 Week 8 Final Exam (Newest): Differential Diagnosis and Primary Care Practicum: Chamberlain | 100 % VERIFIED ANSWERSNR 511 Week 8 Final Exam / NR511 Week 8 Final Exam (Latest): Differential Diagnosis and Primary Care Practicum: Chamberlain Question1. The most cost-effective screening test for determining HIV status is which of the following? a. Wes...