Iron is one of the minerals in the human body. It is one of the components of hemoglobin, the substance in red blood cells that helps blood carry oxygen throughout the body. If you do not have enough iron, your body cannot make hemoglobin, and you may develop anemia. blood loss (caused by ulcers, some cancers, and other conditions; and, in women, during monthly periods); 2  a diet that doesn't have enough iron in it; 3  taking medications that interfere with the ability of the body to absorb iron; 4  an increase in the body's need for iron (for instance, in women during pregnancy).
cauda meaning, definition, what is cauda: any structure in the body that is like a tail. Learn more.
[kawÂ´da] (pl. cauÂ´dae) (L.) a tail or tail-like appendage. cauda equiÂ´na the collection of spinal roots descending from the lower spinal cord and occupying the vertebral canal below the cord. Cauda equina, descending from the conus medullaris of the spinal cord. From Dorland's, 2000.