The image is a set of four cards, each with a different question and answer related to medical testing. Here is a summary:

1. **Question**: What is the purpose of the first step in the process of testing for COVID-19?
   - **Answer**: The first step in testing for COVID-19 involves taking a nasal swab sample from the patient.

2. **Question**: What is the purpose of the second step in the process of testing for COVID-19?
   - **Answer**: The second step in testing for COVID-19 involves processing the nasal swab sample to detect the presence of the virus.

3. **Question**: What is the purpose of the third step in the process of testing for COVID-19?
   - **Answer**: The third step in testing for COVID-19 involves using a rapid test device (like a flatbed PCR) to detect the virus within minutes.

4. **Question**: What is the purpose of the