Which level of maslow's hierarchy of needs is fulfilled by the nurse fitting a client who nearly died of asphyxiation with an oxygen mask?

The correct answer is: first level.

Maslow's hierarchy of needs is a theory in psychology that is represented by hierarchical levels of human needs within a pyramid. There are five levels of needs:

1.Physiological (food, water, rest..),  

2.Safety ,  

3.love and belonging (friends, intimated relationships),  

4.esteem (feeling of accomplishment),  

5.self-actualization (achieving your own potentials).  

"d.) carbon dioxide and hydrogen sulfide"