I'm not sure they were. Who thinks they were? The practice of medicine had just begun and was of almost no remedial value. For example, it was believed bloodletting (draining people's blood) was a curative. George Washington had 40% of his blood drained as he lay dying. This most probably hastened his death.
Colonial girls
Yes. Doctors have existed for thousands of years.
I am not sure what they did with the blood...
well, i am researching about it, but i don't know. SORRY!
they gave him medicine
a white shirt with big puffy sleeves and tights
Calcium, Phosphorus
oil
the prophet Muhammed is buried in their
Yes really
The same way as elsewhere, through practice and over time.
Being taught by another doctor and by examining cadavers.