After accessing Glossary:

Click Samples to see a full list of available options to associate with your team's research.

As you check each option, it will appear in the list to the right of the menu.

You can then expand each sample type by clicking on its name to specify which details about the sample you will be collecting.

When you are finished, click Save.

To record additional information about a sample other than the details defined here, admins can create Sample Metadata fields in the glossary that can be recorded when a sample is collected