| Acronym | Meaning |
| JSC | Johnson Space Center |
| EHS | Environmental Health Services |
| IDRD | Internal Data Requirement Description |
| IMBLMS | Integrated Medical Behavioral Laboratory Measuremen |
| GMBL | Gimbal |
| N | Neutrons |
| HID | Hardware Interface Device |
| K-MMSEM | KSC MMSE Plan/Requirement |
| DDU | Display Driver Unit |
| MIA | Multiplexer Interface Adapter |