CPN Study Exam with Complete And Verified Solutions 2024

CPN Study Exam with Complete And Verified Solutions 2024 A 6-week-old male infant is brought into the ED by his mother. He has a weeklong history of progressively worsening emesis that is projectile in nature. What is his most likely diagnosis? A. Intussusception. B. Appendicitis. C. Pyloric stenosis. D. Pancreatitis. - correct answer.C: Projectile vomiting in a 6 week-old male is the classic presentation for pyloric stenosis, obstruction of the pyloric sphincter between the gastric pylorus and the small intestine, caused by hypertrophy and hyperplasia of the circular muscle of the pylorus, which obstructs the sphincter. An 8-year-old male has contracted chicken pox (varicella virus). With which of the following family members can the child have contact? A. 20-year-old aunt on chemotherapy. B. 35-year-old uncle with HIV. C. 95-year-old grandfather on long-term steroid therapy. D. 2-year-old brother who has never had varicella but has had the vaccine - correct answer.D: The 2-year-old brother, who has had the vaccine, is likely immune to varicella, so contact is safe. All of the other relatives have some form of immunosuppression from infection (HIV) or medications (chemotherapy and steroids) and should avoid contact with the patient A 5-year-old girl has a fever, headache, and complaints of a stiff neck. The physician suspects bacterial meningitis. What is the best test culture site to detect the bacteria? A. Lumbar puncture. B. Clean catch urine. C. Blood culture. D. Nasal swab. - correct answer.A: Lumbar puncture is the method of choice for detecting the bacteria causing bacterial meningitis and sending a sample for culture, as meningitis infects the meninges and bacteria is present in the cerebrospinal fluid. A 2-year-old child has severe dental caries in the upper and lower front teeth, posterior aspects. What is the most likely cause for this type of caries? A. Lack of fluoridation in the water. B. Sleeping with water in a nighttime bottle. C. Low carbohydrate diet. D. Sleeping with sugared liquid in nighttime bottle - correct answer.D: Caries in the posterior front teeth is a sign of sleeping with sugared drinks in the nighttime bottle (such as juice) because fluid pools in the mouth when the child falls to sleep. ***Which of the following patients will likely need surgical correction of his/her fracture?*** A. 10-year-old with humeral head fracture. B. 5-year-old with tuft fracture of the distal phalanx. C. 4-year-old with tuft fracture of the toe. D. 16-year-old with radial head fracture. - correct answer.A: Humeral head fractures usually need open reduction and internal fixation to maintain proper future functioning. Distal phalanx and toe fractures are treated with splints and fracture of the radial head with a sling. An infant with a chronic respiratory condition should be offered all of the following vaccines EXCEPT: A. Hepatitis A. B. Hepatitis B. C. Hepatitis C. D. Influenza. - correct answer.C: A vaccine for Hepatitis C does not currently exist. Hepatitis A, hepatitis B and influenza vaccines are all recommended for the infant A 14-year-old boy with leukemia is receiving an IV infusion of packed red blood cells. The client reports that he is feeling anxious and short of breath even though his respiratory rate is 24. What should the nurse do in this situation? A. Give a dose of ibuprofen (Motrin). B. Give a dose of acetaminophen (Tylenol).