cells & organs
the two things that effect air pressure is force and area
A muscle sprain can tear a ligament which holds two bones together.
Calcuim,and nutritions
The phenomenon you are referring to is called synergy or synergistic effect. In this case, the combined effect of the two toxic chemicals is greater than the sum of their individual effects.
Phosphorus and calcium
Parathyroid which: "breaks down" bones to increase blood calcium levels
Bone marrow and cancellous bone tissue
temperature and pressure
Temperature and Salinity.
Mass & distance.
synergistic
the things they say is that they cant effect religion