21. Generally, brain and nerve cells are not able to regenerate after injury because they have left the cell cycle and are unable to return.

17. Most cases of lung cancer are related to factors other than cigarette smoke.

24. Growth factor genes, known as proto-oncogenes, encode proteins that stimulate cell division.

A 7-year-old boy was treated with recent upper respiratory infection and otitis externa. The NP prescribed antibiotics and the patient improved, however, the mother brings the patient back in 3 weeks reporting she thinks her son still has an ear infection.The patient is afebrile and reports ear fullness, but no pain. The NP performs otoscopy and visualizes:

Which organism is most likely to be found in the gram-stained sputum smear of a patient with a positive current history for alcohol abuse?

The NP suspects epiglottitis in a 2-year-old. The priority is to avoid:

The NP makes a diagnosis of pertussis in a 3-year-old patient with paroxysms of coughs with a whooping sound. The NP recognizes the preferred antimicrobial therapy for the treatment of pertussis in a pediatric patient older than 1 month of age is:

11. Which of the following events in cell division happens outside of telophase?

A 32-year-old male is diagnosed with acute bronchitis. He has no comorbidities, takes no medications and is a non-smoker. Which of the following does the NP recommend as an appropriate treatment plan?

A 39-year-old kindergarten teacher presents to the NP with a three-day history of bilateral eye irritation. On physical examination, there is moderate conjunctival injection and watery discharge. He also reports a sore throat and loose stools. Visual acuity is 20/20 both eyes. The most probable diagnosis is: