Question 1

Which of the following is a disadvantage of chorionic villus sampling compared to amniocentesis?

Accepted Answer

A)  The need to culture cells before diagnostics can be performed 
B)  CVS is done later in pregnancy than amniocentesis 
C)  Higher rates of complication 
D)  Biochemical analyses cannot be performed on CVS samples 
E)  Fewer chromosomes can be analyzed specifically 
A)  The need to culture cells before diagnostics can be performed 
B)  CVS is done later in pregnancy than amniocentesis 
C)  Higher rates of complication 
D)  Biochemical analyses cannot be performed on CVS samples 
E)  Fewer chromosomes can be analyzed specifically C

Question 2

Detection of a rocker-bottom foot on ultrasonography is suggestive of which chromosomal abnormality?

Accepted Answer

A)  Trisomy 21 
B)  Trisomy 18 
C)  Trisomy 13 
D)  Philadelphia chromosome 
E)  Monosomy X 
A)  Trisomy 21 
B)  Trisomy 18 
C)  Trisomy 13 
D)  Philadelphia chromosome 
E)  Monosomy X B

Question 3

Which of the following is used as a prenatal screen for Down syndrome?

Accepted Answer

A)  Ultrasonography for polydactyly 
B)  Ultrasonography for increased nuchal translucency 
C)  Increased maternal serum AFP 
D)  Ultrasonography for brain malformations 
E)  All of the above 
A)  Ultrasonography for polydactyly 
B)  Ultrasonography for increased nuchal translucency 
C)  Increased maternal serum AFP 
D)  Ultrasonography for brain malformations 
E)  All of the above B

Question 4

There is evidence that children conceived as a result of artificial reproductive technologies are at greater risk of what type of disorder?

Accepted Answer

A)  Aneuploidy 
B)  Single gene disorders 
C)  Imprinting disorders 
D)  Balanced translocations 
E)  Mitochondrial disorders 
A)  Aneuploidy 
B)  Single gene disorders 
C)  Imprinting disorders 
D)  Balanced translocations 
E)  Mitochondrial disorders

Which of the following is a disadvantage of chorionic villus sampling compared to amniocentesis?

Detection of a rocker-bottom foot on ultrasonography is suggestive of which chromosomal abnormality?

Which of the following is used as a prenatal screen for Down syndrome?

There is evidence that children conceived as a result of artificial reproductive technologies are at greater risk of what type of disorder?

The History and Impact of Genetics in Medicine

The Cellular and Molecular Basis of Inheritance

Chromosomes and Cell Division

Dna Technology and Applications

Mapping and Identifying Genes for Monogenic Disorders

Developmental Genetics

Patterns of Inheritance

Population and Mathematical Genetics

Polygenic and Multifactorial Inheritance

Hemoglobin and the Hemoglobinopathies

Biochemical Genetics

Pharmacogenetics

Immunogenetics

Cancer Genetics

Genetic Factors in Common Diseases

Congenital Abnormalities and Dysmorphic Syndromes

Genetic Counseling

Chromosome Disorders

Single-Gene Disorders

Screening for Genetic Disease

Risk Calculation

Treatment of Genetic Disease

Ethical and Legal Issues in Medical Genetics

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Exam 21: Prenatal Testing and Reproductive Genetics

Which of the following is a disadvantage of chorionic villus sampling compared to amniocentesis?

Detection of a rocker-bottom foot on ultrasonography is suggestive of which chromosomal abnormality?

Which of the following is used as a prenatal screen for Down syndrome?

There is evidence that children conceived as a result of artificial reproductive technologies are at greater risk of what type of disorder?

The History and Impact of Genetics in Medicine

The Cellular and Molecular Basis of Inheritance

Chromosomes and Cell Division

Dna Technology and Applications

Mapping and Identifying Genes for Monogenic Disorders

Developmental Genetics

Patterns of Inheritance

Population and Mathematical Genetics

Polygenic and Multifactorial Inheritance

Hemoglobin and the Hemoglobinopathies

Biochemical Genetics

Pharmacogenetics

Immunogenetics

Cancer Genetics

Genetic Factors in Common Diseases

Congenital Abnormalities and Dysmorphic Syndromes

Genetic Counseling

Chromosome Disorders

Single-Gene Disorders

Screening for Genetic Disease

Risk Calculation

Treatment of Genetic Disease

Ethical and Legal Issues in Medical Genetics

Filters