NURS 260 Final Exam Weekly Quiz Questions with Complete Solutions Which of the following refers to the recognizable traits, physical or biochemical, associated with a specific genotype? - Correct Answer phenotype Which statement regarding the sodium and potassium pump is correct? - Correct Answer Maintaining homeostasis of the sodium and potassium levels requires ATP and the Na/K pump.A 13-year-old female has a karyotype that reveals an absent homologous X chromosome with only a single X chromosome present. Her features include a short stature, lack of breast development, and a webbed neck. What is her diagnosis? - Correct Answer Turner Syndrome Which of the following refers to when only 80% of people with a genotype exhibit a phenotype? - Correct Answer Penetrance Which of the following is a variation in DNA sequencing that occurs when a single nucleotide (A, T, C, or G) in a genome is substituted with another nucleotide? - Correct Answer Single Nucleotide Polymorphism (SNP) Which of the following disorders is an autosomal recessive disorder where the protein that codes for chloride channel is mutated, causing excessive, thick mucus in the pancreas, reproductive organs, and lungs? - Correct Answer Cystic Fibrosis Which disease is triggered by a combination of multiple genes and environment? - Correct Answer Multifactorial Type 2 diabetes is an example of which of the following? - Correct Answer Multifactorial disorder Which of the following is true of epigenetics? Select all that apply. - Correct Answer -Epigenetic changes to the egg or sperm can be transmitted to multiple generations.-Epigenetics is the result of signaling from the fetal environment.-Epigenetics is influenced by foods we eat, smoking, and exposure to chemicals or stress.Which of the following carries the genetic information for protein synthesis from the nucleus to the ribosomes? - Correct Answer mRNA 1 / 2
Cancer is often the result of mutation of ____ to ____ and the inactivation of ____ genes. - Correct Answer proto-oncogenes, oncogenes, tumor-suppressor genes The presence of cachexia with cancer is linked to which of the following? - Correct Answer Cytokines released by the white blood cells (WBC).Cancers involve defects in which of the following? - Correct Answer Cell proliferation and loss of normal function.The nurse would see an increase in which of the following in paraneoplastic syndrome associated with breast cancer? - Correct Answer Calcium In cancer, the change of cells to a disorganized and less differentiated state is called what? - Correct Answer Anaplasia Liver cancer is one of the most common tumors in the world, and it has a very high case of cancer mortality. Which of the following are risk factors for liver cancer? (Select all that apply) - Correct Answer African American male Infection with Hepatitis B or C Asian male Cancer cells release vascular endothelial growth factors (VEGF), which allows which function? - Correct Answer New blood vessel growth.A patient's pathology report states that the tumor tissue is encapsulated and there is no damage to the surrounding tissue. The patient's pathology is most characteristic of which of the following? - Correct Answer Benign tumor A cancer tumor is classified based on which of the following? (Select all that apply) - Correct Answer Same type of cancer cell found in a distant site Number of lymph nodes with evidence of cancer cells Size of the tumor
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