Walden University NURS 6501 Final Exam– Question and Answers (Correct Answers).

Question 1 1 out of 1 points Question 5 1 out of 1 points Question 6 1 out of 1 points Question 7 1 out of 1 points Question 8 1 out of 1 points Question 9 1 out of 1 points Plasma proteins During childhood, the thymus decreases in size, and this is referred to as atrophy. Selected Answer: a. Physiologic Correct Answer: a. Physiologic What is the role of cytokines in cell reproduction? Selected Answer: a. Provide growth factor for tissue growth and development Correct Answer: a. Provide growth factor for tissue growth and development When a patient asks what causes cystic fibrosis, how should the nurse respond? Cystic fibrosis is caused by an gene. Selected Answer: d. Autosomal recessive Correct Answer: d. Autosomal recessive A patient has a heart attack that leads to progressive cell injury that causes cell death with severe cell swelling and breakdown of organelles. What term would the nurse use to define this process? Selected Answer: d. Necrosis Correct Answer: d. Necrosis A eukaryotic cell is undergoing DNA replication. In which region of the cell would most of the genetic information be contained? Question 10 1 out of 1 points Question 11 1 out of 1 points Question 12 1 out of 1 points Question 13 1 out of 1 points Question 14 1 out of 1 points Selected Answer: c. Nucleolus Correct Answer: c. Nucleolus A nurse is discussing the movement of fluid across the arterial end of capillary membranes into the interstitial fluid surrounding the capillary. Which process of fluid movement is the nurse describing? Selected Answer: a. Hydrostatic pressure Correct Answer: a. Hydrostatic pressure How are potassium and sodium transported across plasma membranes? Selected Answer: c. By adenosine triphosphate enzyme (ATPase) Correct Answer: c. By adenosine triphosphate enzyme (ATPase) The early dilation (swelling) of the cell’s endoplasmic reticulum results in: Selected Answer: c. Reduced protein synthesis Correct Answer: c. Reduced protein synthesis The ion transporter that moves Na+ and Ca2+ simultaneously in the same direction is an example of which of the following types of transport? Selected Answer: d. Symport Correct Answer: d. Symport Question 15 1 out of 1 points Question 16 0 out of 1 points Question 17 1 out of 1 points Question 18 1 out of 1 points A newborn male is diagnosed with albinism based on skin, eye, and hair appearance. Which finding will support this diagnosis? Selected Answer: Inability to convert tyrosine to DOPA (3,4 dihydroxyphenylalanine) Correct Answer: Inability to convert tyrosine to DOPA (3,4 dihydroxyphenylalanine) A patient wants to know the risk factors for Down syndrome. What is the nurse’s best response? Selected Answer: d. Pregnancy in women over age 35 Correct Answer: d. Pregnancy in women over age 35 The student is reviewing functions of the cell. The student would be correct in identifying the primary function of the nerve cell as: Selected Answer: b. Conductivity Correct Answer: d. Communication A 20-year-old pregnant female gives birth to a stillborn child. Autopsy reveals that the fetus has 92 chromosomes. What term may be on the autopsy report to describe this condition? Selected Answer: c. Tetraploidy Correct Answer: c. Tetraploidy Sodium and water accumulation in an injured cell are a direct result of: Selected Answer: a. Decreased ATP production Question 19 1 out of 1 points Question 20 1 out of 1 points Question 21 1 out of 1 points Question 22 1 out of 1 points Correct Answer: a. Decreased ATP production Which of the following mutations have the most significant effect on protein synthesis? Selected Answer: d. Frameshift mutations Correct Answer: d. Frameshift mutations A 55-year-old male with a 30-year history of smoking is examined for respiratory disturbance. Examination of his airway (bronchial) reveals that stratified squamous epithelial cells have replaced the normal columnar ciliated cells. This type of cellular adaptation is called: Selected Answer: c. Metaplasia Correct Answer: c. Metaplasia A nurse is teaching a patient with diabetes how glucose is transported from the blood to the cell. What type of transport system should the nurse discuss with the patient? Selected Answer: d. Passive-mediated transport (facilitated diffusion) Correct Answer: d. Passive-mediated transport (facilitated diffusion) What is the diagnosis of a 13-year-old female who has a karyotype that reveals an absent homologous X chromosome with only a single X chromosome present? Her features include a short stature, widely spaced nipples, reduced carrying angle at the elbow, and sparse body hair. Selected Answer: c. Turner syndrome Correct Answer: c. Turner syndrome Question 24 1 out of 1 points Question 25 1 out of 1 points Question 26 0 out of 0 points A cell is isolated, and electrophysiology studies reveal that the resting membrane potential is –70 millivolts. The predominant intracellular ion is Na+, and the predominant extracellular ion is K+. With voltage change, which of the following would result in an action potential? Selected Answer: a. K+ rushing into the cell Correct Answer: b. Na+ rushing into the cell A group of prison inmates developed tuberculosis following exposure to an infected inmate. On examination, tissues were soft and granular (like clumped cheese). Which of the following is the most likely cause? Selected Answer: c. Caseous necrosis Correct Answer: c. Caseous necrosis A runner has depleted all the oxygen available for muscle energy. Which of the following will facilitate his continued muscle performance? Selected Answer: c. Anaerobic glycolysis Correct Answer: c. Anaerobic glycolysis When completing this quiz, did you comply with Walden University’s Code of Conduct including the expectations for academic integrity? Selected Answer: Yes Correct Answer: Yes Question 27 Question 23 0 out of 1 points 1 out of 1 points A 19-year-old female presents with genital warts. Which of the following would cause this condition? Selected Answer: c. HPV Correct Answer: c. HPV Question 28 1 out of 1 points In the majority of cases delayed puberty is due to: Selected Answer: c. Slow maturation Correct Answer: c. Slow maturation Question 29 1 out of 1 points A 35-year-old female is diagnosed with endometriosis. Suppressing which of the following would be the most appropriate medical treatment for this disease? Selected Answer: b. Ovulation Correct Answer: b. Ovulation Question 30 1 out of 1 points The nurse would anticipate the treatment for pelvic organ prolapse to be: Selected Answer: b. A pessary Correct Answer: b. A pessary Question 31 1 out of 1 points While preparing to teach the staff about female anatomy, which information should be included? During the years that a woman is more likely to be sexually active, the vagina mucosa is protected from infection by: Selected Answer: b. An acidic pH Correct Answer: b. An acidic pH Question 32 1 out of 1 points While speaking to a group of older males, which information should the nurse share? The following is a normal characteristic of aging and the male reproductive system: Selected Answer: d. Refractory time after ejaculation is prolonged. Correct Answer: d. Refractory time after ejaculation is prolonged. Question 33 1 out of 1 points A 40-year-old female presents with cramping and excessive vaginal bleeding. Ultrasound reveals benign uterine tumors in the smooth muscle cells of the myometrium. These tumors are commonly called: Selected Answer: c. Leiomyomas Correct Answer: c. Leiomyomas Question 34 1 out of 1 points The most commonly occurring cancer of the female reproductive tract is cancer. Selected Answer: a. Cervical Correct Answer: a. Cervical