Final Exam: MN 551/ MN551 (Latest 2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Grade A

Final Exam: MN 551/ MN551 (Latest 2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Grade A Q: A three-year-old girl has been diagnosed with amblyopia. Which of the following pathophysiologic processes is most likely to underlie her health problem? Question 2 options: a. The child may have a neural pathway disorder b. She may have been born with infantile cataracts c. The girl may have chronic bacterial conjunctivitis d. The child may have a congenital deficit of rods and/or cones Answer: She may have been born with infantile cataracts Q: Which of the following statements best describes an aspect of the normal process of glucose metabolism? Question 3 options: a. Glucose that exceeds metabolic needs is converted and stored by the liver. b. Blood glucose levels are kept in a steady state by selective excretion and reuptake by the kidneys. c. Ingested glucose that is not needed for cellular metabolism circulates in the blood until it is taken up to meet cellular needs. d. Blood glucose levels are primarily a result of the timing, quantity, and character of food intake. Answer: Glucose that exceeds metabolic needs is converted and stored by the liver. Q: A 60-year-old man has presented to his nurse practitioner because of an earache that has become progressively more painful in recent days. After giving his history and having an examination with an otoscope, the man has been diagnosed with otitis externa. Which of the nurse practitioner's following statements to the man is most accurate? Question 4 options: a. "This likely happened because your ears aren't draining like they should, but antibiotics that you'll put in your ears will resolve this." b. "I'll prescribe some ear drops for you, and in the meantime it's important not to use ear swabs." c. "I'm going to instill some warm water into your ear to flush out debris and bacteria." d. "You'll need to avoid getting any water in your ear until you finish your course of antibiotic pills." Answer: "I'll prescribe some ear drops for you, and in the meantime it's important not to use ear swabs." Q: A 4-year-old boy has had otitis media with effusion (OME) for several weeks and his condition has recently progressed to acute otitis media (AOM). Which of the following factors could have contributed to his AOM? Question 5 options: Exposure to respiratory syncytial virus (RSV) Sensorineural deficits in the auditory control apparatus Accumulation of cerumen in the external acoustic meatus A deficiency in immunoglobulin G Reflux of fluid from the boy's nose into his middle ear Answer: Reflux of fluid from the boy's nose into his middle ear Q: During descent, an airplane passenger is complaining that his "ears are plugged." What aspect of the structure and function of the ear best accounts for the passenger's complaint? Question 6 options: Air must be able to flow between the middle ear and the nasopharynx in order to accommodate pressure changes. The tympanic membrane is selectively permeable in order to accommodate pressure changes and this capacity is often impaired during upper respiratory infections. The eustachian tubes must remain patent to equalize pressure between the middle ear and inner ear. The inner ear adjusts its volume in response to atmospheric pressure, increasing during low pressure and decreasing in high pressure. Answer: Air must be able to flow between the middle ear and the nasopharynx in order to accommodate pressure changes. Q: Following the identification of low levels of T3 and T4 coupled with the presence of a goiter, a 28-year-old female has been diagnosed with Hashimoto thyroiditis. In light of this diagnosis, which of the following assessment results would constitute an unexpected finding? Question 7 options: Increased white cell count and audible crackles on chest auscultation Coarse, dry skin and hair with decreased sweat production Recent weight gain despite a loss of appetite and chronic fatigue The presence of myxedema in the woman's face and extremities Answer: Increased white cell count and audible crackles on chest auscultation Q: A patient with a new diagnosis of an endocrine disorder is unclear about how the body can control the levels of different hormones over time. Which of the following statements most accurately underlies the dominant regulation process of hormone levels in the body?