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.

Correct Answer: A

Rationale: Topical anesthesia involves applying the anesthetic agent directly to the skin and mucous membranes to numb the area. On the other hand, epidural anesthesia involves injecting the anesthetic into the epidural space surrounding the spinal cord. Therefore, the correct matches are: I. Topical anesthesia with the definition of applying the agent directly to the skin and mucous membranes (Choice C), and II. Epidural anesthesia with the definition of injecting the anesthesia in the epidural space around the spinal cord (Choice D).

Correct Answer: A

Rationale: Grouping and crossmatching is the procedure performed prior to a blood transfusion to determine the blood type and identify any potential incompatibilities between the donor and recipient. This process involves testing the recipient's blood for ABO and Rh antigens and crossmatching it with the donor's blood to ensure compatibility and prevent adverse reactions during the transfusion. Complete blood count, D-dimer test, and blood clotting test are other laboratory tests that serve different purposes and are not specifically done to detect incompatibilities prior to blood transfusion.

Correct Answer: A

Rationale: Administering immunizations is a prime example of primary prevention in community health. Primary prevention focuses on preventing diseases before they occur by taking proactive measures such as immunizations. Immunizations help individuals develop immunity against specific diseases, reducing the likelihood of their occurrence within a community.

Correct Answer: A

Rationale: The correct answer is TT. I. Epilepsy does have a genetic predisposition, and in some cases, it can be inherited. Genetic factors play a role in the development of epilepsy. II. Old age is indeed a risk factor for Parkinson's disease. The incidence and prevalence of Parkinson's disease increase with age, making it more common in older individuals.