Define the concept of sensitivity of a TB test and explain its calculation. 

Define and explain the concept of Specificity of a TB test and its calculation.

The learner will be able to 
- Define incidence of TB Disease
- Calculate TB incidence rates and 
- Recall Global and Indian TB incidence rate

Describe and define the prevalence rate for TB disease and its calculation.

The learner will be able to 
- Define TB notification rate
- Recognise significance of TB Notification Rate and 
- Calculate TB notification rate for given data

Describe the taxonomy of Mycobacterium tuberculosis and how it was named.