Final answer:
The name of the fracture that occurs in the vertebrae of older patients with osteoporosis and is extremely painful is compression fracture.
Step-by-step explanation:
The name of the fracture that occurs in the vertebrae of older patients with osteoporosis and is extremely painful is compression fracture. Osteoporosis is an age-related disorder in which bones lose mass, weaken, and break more easily. When the vertebrae in the spine are affected by osteoporosis, they can become weakened and may fracture under normal stress or even spontaneously without any stress at all.