Genetic Counseling
Biology ⇒ Genetics and Heredity
Genetic Counseling starts at 10 and continues till grade 12.
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See sample questions for grade 12
A couple has a 1 in 4 risk of having a child with a certain autosomal recessive disorder. What is the probability that their first two children will both be unaffected?
A couple is concerned about a genetic disorder that is common in their ethnic group. What should a genetic counselor do first?
A couple with a family history of cystic fibrosis seeks genetic counseling before having children. What is the main purpose of their visit?
A man with an autosomal dominant disorder marries a woman without the disorder. What is the probability that their child will inherit the disorder?
A woman is a carrier for an X-linked recessive disorder. What is the probability that her son will be affected?
Describe how genetic counseling can assist in the management of hereditary cancer syndromes.
Describe how genetic counseling can help in the case of late-onset genetic disorders.
Describe one ethical issue that may arise in genetic counseling.
Describe the role of a genetic counselor in prenatal diagnosis.
Explain the difference between predictive and diagnostic genetic testing in the context of genetic counseling.
Explain the importance of family history in genetic counseling.
Explain the role of genetic counseling in carrier screening programs.
Explain why confidentiality is important in genetic counseling.
Explain why informed consent is important in genetic counseling.
What is genetic counseling?
A couple, both of whom are carriers for sickle cell anemia (an autosomal recessive disorder), seek genetic counseling. If they plan to have three children, what is the probability that exactly two of them will be carriers but not affected?
A woman with a family history of a mitochondrial disorder seeks genetic counseling. Which parent can pass mitochondrial disorders to their children, and why is this important in counseling?
Describe the steps a genetic counselor should take when a client is found to have a variant of uncertain significance (VUS) in a genetic test result.
During a genetic counseling session, a counselor explains the concept of variable expressivity. Define variable expressivity and provide an example of how it might affect risk assessment in genetic counseling.
Explain how genetic counseling can help address the psychosocial impact of receiving a positive result for a late-onset genetic disorder such as Huntington’s disease.
