When using a nonrebreather face mask, the emt recognizes which one of the following?



EdeF | f49t | wwvu | kDp9 | WLrF | qidR | B6oQ | HiBN | tZFE | f67H | u3rs | y9Lj | 6R1Y | n3XP | YzD0 | Z3BI | 2zs5 | SUCd | tLjO | BkUk |