Which of the following is the best device to deliver ...

[karlynnae]

Which of the following is the best device to deliver high-concentration oxygen to a breathing patient?
 
  A) Nonrebreather mask B) Oropharyngeal airway
  C) Nasal cannula D) Simple face mask

Question 2

The theoretical, species-specific, longest duration of life, excluding premature or unnatural death, is called ___________________ _____________ ___________________ _____________ ___________________ _____________.
 
  Fill in the blank(s) with correct word

[Jbrasil]

Answer to Question 1

A

Answer to Question 2

maximum life span