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
Phosphorus and calcium
Parathyroid which: "breaks down" bones to increase blood calcium levels
Bone marrow and cancellous bone tissue
temperature and pressure
Brom Bones resorted to pranks in attempts to get back at Ichabod
Temperature and Salinity.
Mass & distance.
Synergistic Interaction
synergistic