Chief of Medicine?The man from Grey's Anatomy.
a doctor ,nurse or a pharmacist
The title of the person appointed by the court to settle the estate of a person who left a will is the executor.
The title of the person in charge of the opposition is the leader of the opposition. This is the term that is used in most countries. The opposition serves as a watchdog to the government.
The hospital management, the doctor in charge or the matron are the person who are responsible for quality care in a hospital.
Icelander
Police comissioner
Depends on the business structure of the hospital. If incorporated, Chairman of the Board or Chief Executive Officer. I've also seen Head Adminsitrator used. I am not aware of any title that is gender specific.
a soundtrack person or the person who is in charge of the music department for that film
The Queen or someone on behalf of her.
I believe this is the Quartermaster.
CFO or Chief Financial Officer
The ward Sister is usually the person in charge.
The CEO, President or person with a similar title is the head of a modeling agency.