X linked disorders - Study guides, Class notes & Summaries
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Test Bank Thompson & Thompson Genetics in Medicine 8th Edition Authors Robert L. Nussbaum, Roderick R. McInnes, Huntington F Willard.
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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...
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Pathophysiology N221 Test Questions Solved 100% Correct
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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
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CPN Exam Questions and Answers 100% Correct(RATED A+)
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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...
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Advanced Pathophysiology Exam 2 Questions and Answers
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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...
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WGU D115 UNIT 2 QUESTIONS AND ANSWERS ALREADY PASSED
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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
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Module 12-13: Genetic & Congenital Pathologies and Reproductive System Pathologies Study Guide 2024
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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...
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WGU D115 UNIT 2 EXAM 2024 WITH 100% CORRECT ANSWERS
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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...
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CPN Exam Questions and Answers 100% Correct
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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...
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TCU: CONTEMPORARY ISSUES IN BIOLOGY EXAM 2 – SAWEY Exam | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+
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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...
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NR511 Final Exam ( Version 1), NR 511 Differential Diagnosis and Primary Care, Chamberlain
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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...
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