Both have their advantages. Hospitals will often hire EMTs, Medical Assistants, and Patient Care Tech for entry level positions.
You cant go wrong. If your goal is to become a nurse, all of these will help you get used to acute care, give you flexibility in your schedule, (perfect for moms), AND tuition reinbursment!
Plus, good nurses will be more than happy to pass down gems that will help make becoming a nurse easier for you.
You will see and participate in procedures in a non threatening environment, (and unlike myself, as a nursing student, you won't be terrified of your patients. :-) )