instruction:
Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
question:
Pressure and vibration are examples of physical type of stimuli.
answer:
Pressure and vibration are examples of what type of stimuli?


question:
A decline in blood flow to kidneys organs stimulates release of the enzyme renin, in turn stimulating the reabsorption of sodium and water.
answer:
A decline in blood flow to what organs stimulates release of the enzyme renin, in turn stimulating the reabsorption of sodium and water?


question:
Backbone is another name for the vertebral column.
answer:

What is another name for the vertebral column?