I have only heard a few phrases for spine
Backbone
Vertebrae (vertebral column)
Spinal column
<span>Pancreas
The pancreas is responsible for producing mixes of enzymes that are called pancreatic juice. This juice neutralizes acidic chyme that enters the small intestines. The pancreatic juice is responsible for helping the digestive system to digest proteins, fats, and carbohydrates. </span>
Answer: 37.2 trillion cells