Easy
1 point
ID: #18412
Question
BCG vaccine at birth causes :
Options
1
Controlled primary infection
Correct Answer
2
Prevention of MDR tuberculosis
Correct Answer
3
Prevention of primary tuberculosis
Correct Answer
4
Prevention of secondary tuberculosis
Correct Answer
Explanation
BCG vaccine induces a controlled primary infection with an attenuated strain of Mycobacterium bovis. This stimulates the immune system to develop cellular immunity against tuberculosis.