"Assistant duties" refer to the tasks and responsibilities that an assistant or a person in a supporting role is expected to perform for someone else. Full definition
Administrative medical assistant duties vary by employer and size of the practice, although similarities exist. (work.chron.com)
Medical administrative assistant duties may include greeting patients, scheduling appointments, filing insurance claims, and answering incoming calls. (ultimatemedical.edu)
Medical Assistant duties include clerical support such as patient history and and minor clinical tasks such as measuring blood pressure and other vital signs of the patient prior to the actual doctor's examination. (medicalassistants.net)