"Lab specimens" refers to samples of biological materials, such as blood, tissue, or cells, that are collected and studied in a laboratory for scientific research or medical analysis. Full definition
Medical assistants may be responsible for collecting lab specimens. (medicalassistants.net)
The assistant may also be responsible for explaining procedures to patients, preparing patients for exams, and collecting and preparing lab specimens. (onlinemedicalassistantprograms.net)
Depending on the size and type of medical office you work in, you'll be responsible for everything from answering phones and filing medical records to drawing blood and processing lab specimens. (careertrend.com)