Review Questions
1
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What distinguishes the study of genomics from the study of genetics?
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Genomics considers the effects of environmental factors.
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Genomics examines variations in trait expression.
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Genomics involves the study of single genes.
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Genomics research concerns DNA.
2
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Sickle cell disease is considered what kind of condition?
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chromosomal condition
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genetic condition
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condition of translocation
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condition of deletion
3
.
What characteristic differentiates pharmacogenetics and pharmacogenomics in the study of therapeutic drug response?
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Pharmacogenetics is the study of single gene variations; pharmacogenomics is the study of multiple genes.
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Pharmacogenetics is the study of multiple genes; pharmacogenomics is the study of a single gene.
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Pharmacogenetics is the study of a single chromosome; pharmacogenomics is the study of multiple chromosomes.
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Pharmacogenetics is the study of multiple chromosomes; pharmacogenomics is the study of a single chromosome.
4
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What is a description of the affect of the genomics framework on patient care?
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It focuses solely on the treatment of rare genetic disorders.
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It primarily emphasizes the development of new medications.
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It incorporates genetic and genomic knowledge to enhance health care across all aspects of the system.
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It limits health care initiatives to research and development.
5
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What is one of the essential competencies for nursing practice in the context of genomics?
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prescribing genetic medications
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integrating and applying genetic/genomic knowledge
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conducting laboratory genetic tests
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developing health care policies
6
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Genetic testing reveals the presence of an X-linked recessive trait. With an affected male, what is the risk of transmission to offspring?
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All female offspring will be affected.
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All female offspring will be carriers.
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All male offspring will be affected.
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All male offspring will be carriers.
7
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What is a defining characteristic of mitochondrial inheritance?
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It affects only male offspring.
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It is transmitted only by females.
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Its expression follows a dominant pattern of inheritance.
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Males can pass the trait to male offspring.
8
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If a person inherits IA and IB alleles, what blood type will they have?
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AB
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O
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B
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A
9
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In a point mutation, what happens to a single nucleotide in a DNA sequence?
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It is deleted.
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It is incomplete.
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It is multiplied.
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It is substituted.
10
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What is an example of population screening?
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newborn metabolic screen
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Papanicolaou (Pap) tests
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screening mammogram
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screening colonoscopy
11
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What is a characteristic of single-gene testing?
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It determines disease severity.
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It identifies a specific gene.
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It predicts age of onset.
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It requires testing of family members.
12
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What is a description of tiered informed consent?
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It allows public release of data.
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It gives several options for data sharing.
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It involves consent to participate in the study.
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It restricts all release of data.
13
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Which is a specific component of Title I of the Genetic Information Nondiscrimination Act (GINA)?
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It allows for genetic testing to be requested.
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It permits using genetic information for hiring.
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It restricts using genetic testing for coverage eligibility.
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It prevents disclosure of genetic information.