defibrillation vs medical care

defibrillation and medical care both are nouns.

Word	Noun	Adjective	Verb	Adverb
defibrillation	Yes	No	No	No
medical care	Yes	No	No	No

As nouns, medical care is a hypernym of defibrillation; that is, medical care is a word with a broader meaning than defibrillation:

defibrillation: treatment by stopping fibrillation of heart muscles (usually by electric shock delivered by a defibrillator)
medical care: professional treatment for illness or injury

Other hypernyms of defibrillation include medical aid.

defibrillation (noun)	medical care (noun)
treatment by stopping fibrillation of heart muscles (usually by electric shock delivered by a defibrillator)	professional treatment for illness or injury