When chest compressions are in progress, how often should the heart rate be assessed?.

Thus, each event will be allotted approximately 1/2 second, with exhalation occurring during the first compression following each ventilation. Reassess the heart rate approximately every 30 seconds.

Explanation:

not 100% sure but i'm gonna say it's

retains water

fine grained

and is loose

your welcome

brainliest? (;