UGC-NET National Health Programmes MCQ Practice

Post-exposure prophylaxis should begin immediately, ideally within two hours. The outer time limit is generally 72 hours after exposure.

In the older malaria-control schedule referred to by the question, three rounds of malathion spraying were used in areas where mosquitoes were resistant to DDT.

HIV sentinel surveillance estimates prevalence and trends in selected populations and helps classify geographical areas. It does not count the total number of cases in hospitals.

Rashtriya Bal Swasthya Karyakram screens children for the four Ds: defects at birth, diseases, deficiencies and developmental delays, including disability.