Examlex
Strontium-90 is a dangerous isotope because strontium is chemically similar to calcium and is easily incorporated into bone. Sr-90 has a half-life 28.1 years. If a person ingests 100. mg of Sr-90 how much will be left in the person's body after 56.2 years?
Hematopoiesis
The production of blood cells and platelets, which occurs in the bone marrow.
Bone Marrow
The soft, fatty tissue inside bones that produces blood cells.
Vertebrae
The individual bones that form the vertebral column (spine), providing structural support and protecting the spinal cord.
Lumbar
Relating to the lower part of the spine, composed of five vertebrae between the rib cage and the pelvis, often associated with back pain when referencing the anatomical area.
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