Final answer:
The maximum breathing pressure is the maximum negative gauge pressure that can be created in the lungs.
Step-by-step explanation:
The maximum breathing pressure is the maximum negative gauge pressure that can be created in the lungs.
In the given scenario, the maximum negative gauge pressure is -3.00 cm water pressure when the lungs are 60.0 cm below the surface. This means that the maximum breathing pressure is -3.00 cm water pressure.
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