Correct Answer: B

Rationale: Tracheostomy is the process of surgically creating an airway in the front of the neck to aid in breathing or remove secretions from the airway. Bronchoscopy involves visualizing the airways using a scope, not creating an airway. Thoracentesis is the procedure to remove fluid or air from the pleural space around the lungs, not related to creating an airway. Underwater seal drainage is a method used in chest drainage systems to remove air or fluid from the pleural space, not the creation of an airway.

Correct Answer: B

Rationale: Brudzinski sign is a physical exam finding used to diagnose meningitis. It is elicited by flexing the patient's neck, resulting in involuntary flexion of the hips and knees. This maneuver indicates meningeal irritation, a common feature in meningitis. Homan's sign is used to assess for deep vein thrombosis, Startle is a reflex response to sudden stimuli, and the Anterior drawer test is used to diagnose ligamentous instability in the knee.

Correct Answer: A

Rationale: The concept of risk is best described as the probability that an individual will develop a specific condition due to exposure to certain factors. It is not about the impact of a health condition on one's life (choice B), the potential harm from a specific condition (choice C), or the likelihood of being exposed to a health hazard (choice D). Understanding risk helps in assessing the chances of developing a particular health issue.

Correct Answer: B

Rationale: During secondary prevention, healthcare professionals focus on providing early treatment for disease to prevent its progression or complications. Health screenings fall under the realm of primary prevention by detecting diseases early or identifying risk factors before they lead to illness.

Correct Answer: B

Rationale: A primary role of nurses in promoting community health involves advocating for health policy changes. By advocating for policy changes, nurses can address systemic issues that impact the health of the community as a whole, rather than focusing solely on individual assessments or education. This proactive approach allows nurses to influence broader health determinants and create sustainable improvements in community health outcomes.