Correct Answer: C

Rationale: Secondary prevention focuses on early detection and intervention to prevent the progression of diseases. Screening for hypertension falls under secondary prevention as it aims to identify the condition early, allowing for timely management and prevention of complications.

Correct Answer: A

Rationale: The correct answer is A, Hepatitis B. The Hepatitis B vaccine is usually administered to newborns within the first 24 hours of birth to provide protection against Hepatitis B infection. This early vaccination helps prevent transmission of the virus from infected mothers to their babies during childbirth, reducing the risk of chronic liver disease and liver cancer later in life.

Correct Answer: B

Rationale: The primary purpose of conducting a health survey in a community is to gather data on the health status and needs of the community. It helps in identifying health issues, assessing the prevalence of diseases, understanding health behaviors, and planning appropriate interventions. While health surveys can lead to improved healthcare delivery and interventions, their primary focus is on data collection rather than providing direct medical treatment, distributing health education materials, or performing laboratory tests.

Correct Answer: C

Rationale: Poliomyelitis is the correct answer as it is one of the diseases targeted for eradication through the Expanded Program on Immunization (EPI). The EPI aims to control and eliminate vaccine-preventable diseases globally, with a specific focus on polio due to its severe consequences and the feasibility of eradication through vaccination campaigns.

Correct Answer: B

Rationale: The correct benefit of providing Vitamin A supplements to children is reducing the risk of severe measles. Vitamin A supplementation is known to lower the risk of severe measles and its associated complications, making it an important intervention in regions where measles is prevalent.