Dentist.
check
The general name for that field is gerontology.
a mortician
It is called a social worker
A person who takes care of seniors is often referred to as a caregiver or a senior caregiver. They may also be called a senior care provider or an elder care provider.
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.
Mama is a person that gave birth to you or the person that takes care of you. Some people call mama as a different name like mommy, mother or mum.
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".
neffrologist