Dentist.
check
The general name for that field is gerontology.
a mortician
It is called a social worker
General name is Caregiver, or certifications HHA, STNA, CNA.
A caretaker or hospice worker takes care of the sick at home.
Granthi is the person who does the services for gurugranthsahib and he takes care for all the functions and works related to gurugranth sahib
A zookeeper is someone who takes care of animals in a zoo.
I think the dentist takes care of most things to do with the mouth.
The average name for a cargiver who takes care of one anothers kids is called a "Nanny" or a "babysitter".
comb
neffrologist