Western Governors University NURS C475 quiz 3 (answered and explained)2021

NURS C475 quiz 3 Question 2 1 points out of 1 Flag question increasing the risk for cancer development. gene damage by environmental carcinogens. b. Tumor suppressor genes reduce/suppress immune function, Question text Which statement best describes the role of tumor suppressor genes in cancer development? Select one: a. The presence of tumor suppressor genes increases the risk for ASDs. d. Males are affected four times more frequently than females. c. People with some neurologic disorders also have features of b. Concordance among dizygotic twins is 10%. 35 at time of conception. Which condition provides the greatest support for a strong genetic contribution to autism spectrum disorders (ASDs)? Select one: a. ASDs are more likely to occur in children of parents who are over Question 3 Correct 1 points out of 1 Flag question the liver prescribed drug regimens d. Single gene disorders that reduce the function of the kidneys or tract c. Genetic-based behavior problems that promote poor adherence to b. Age-related loss of alleles within the cells lining the intestinal a. Polymorphisms of genes encoding metabolizing enzymes Question text How do genetic/genomic issues influence individual variation of the response to a specific drug? Select one: Feedback active in germ line cells and tissues. d. Tumor suppressor genes are a type of oncogene that is only oncogenes, reducing the risk for cancer development. c. Tumor suppressor genes control or modify the activity of NURS C475 quiz 3 Question 4 Flag question d. 60% to 80% c. 20% to 40% b. 50% to 60% Question text What is the heritability estimate for addiction to alcohol in both males and females? Select one: a. 10% to 20% Question 5 Correct 1 points out of 1 Flag question Question 6 Correct 1 points out of 1 Flag question c. Medical geneticist b. Clinical geneticist Question text A woman whose family history for breast cancer includes two paternal aunts who developed breast cancer before age 45. Which genetics professional would be most appropriate for assistance in helping this patient understand the health risk posed by this family history? Select one: a. Clinical laboratory geneticist d. Diagnostic test c. Predictive test b. Carrier test What type of genetic test provides information about an asymptomatic person’s risk for having a child with a specific autosomal recessive disorder in the future? Select one: a. Newborn screening Question 7 Correct 1 points out of 1 Flag question inheritance d. Secondary disorders caused by lifestyle choices c. Primary disorders with an autosomal dominant pattern of b. Sequential genetic disorders related to age, ethnicity, and gender interactions a. Complex disorders resulting from gene–environment Question text What is the most accurate classification of the common forms of coronary artery disease and hypertension? Question 8 Incorrect 0 points out of 1 d. Genetic counselor NURS C475 quiz 3 pattern of inheritance d. When the family pedigree indicates an autosomal dominant is available adulthood c. When the risk is high and prophylaxis to reduce disorder severity b. When penetrance is high and the expected onset is middle Question text Under which condition(s) would genetic testing for predisposition to an inherited disorder in a minor child be considered reasonable? Select one: a. When the mutation within a family is known and is specific Feedback The correct answer is: When the risk is high and prophylaxis to reduce disorder severity is available Question 9 Correct 1 points out of 1 Flag question Question text Flag question NURS C475 quiz 3 Feedback The correct answer is: Cancers arise in cells that have alterations in the genes.” Question 10 Correct 1 points out of 1 Flag question dosages of codeine until his pain is controlled. b. Alert the health-care provider that this patient is “drug-seeking.” Question text A patient with a fractured elbow in the emergency department states that he needs morphine for pain rather than codeine because the last time he had a painful injury, codeine was not effective in managing his pain. What is the nurse’s best response or action? Select one: a. Reassure the patient that he will receive progressively higher d. Cancers arise in cells that have alterations in the genes.” affected by environmental factors.” c. “The development of most cancers is predetermined and not b. “Cancer is more common among males than females.” A patient states that she has heard that the origin of most cancers is “genetic.” What is the best response? Select one: a. The majority of cancers are inherited.” NURS C475 quiz 3 Feedback The correct answer is: Communicate this information to the admitting physician. Question 11 Correct 1 points out of 1 Flag question d. The risk for cancer development increases with age. genes. c. Most mutations leading to cancer development occur in structural development. b. Cancers usually develop in tissues that are missing a nucleus. Question text Which statement regarding general cancer development is true? Select one: a. Children of older mothers have a greater risk for cancer Question 12 1 points out of 1 d. Ask the patient how much alcohol he ingests daily. c. Communicate this information to the admitting physician. d. A variety of different genes contribute to its expression. c. It is the most common genetic cardiac disorder worldwide. b. When severe, it leads to long QT syndrome. Question text Which statement about atrial fibrillation is correct? Select one: a. It is found exclusively in adults over 60 years old. Question 13 b. Increased “error-prone” DNA repair Question text What is the result of a mutation occurring in a suppressor gene? Select one: a. Increased unequal “crossing over” during meiosis I Question 14 Correct 1 points out of 1 Flag question d. Cytoplasm c. Plasma Membrane b. Nucleus Question text In which body or cell area are most genes in humans located? Select one: a. Mitochondrion Question 15 1 points out of 1 d. Gain of a new function c. Loss of an existing function Question text How do genetic counselors provide genetic/genomic information to patients and families in a nondirective manner? Select one: a. Presenting all facts and available options in a manner that neither promotes nor excludes any legally permitted decision or action b. Filtering management options and focusing on the information that will support the decision they believe is right for the individual patient/family c. Skillfully directing the patient and family toward the best choice that is supported by appropriate research d. Providing only the information the patient or family specifically requests