_______ is an attitude that includes self-confidence, persistence, and determination

The maximum frequency of percussive breaths that a Percussionaire IPV-1 can deliver to a pa-tient's airways is ____ Hz

a. 1.3 c. 3 b. 1.7 d. 5

The ________ of specimen tubes should remain in place during centrifugation

Fill in the blank with correct word.