ANTIQUE VINTAGE 1930 SINGER TREADLE SEWING MACHINE & CABINETUp for sale is this 1930 Singer Treadle Sewing Machine (Model 99-13). It is in good condition, with some wood peeling on the corners and an arm missing from the lower flywheel, though still has its original belt.ebay.com.
{Ribs+Sternum = Rib cage}. Rib cage has 12 pairs of ribs or 24 in number. Ribs are divided in three categories on the basis of their size and their connections with the front side of skeleton. True ribs - First 7 pairs {1â7} of rib bones are called true ribs. They connect strernum {breast bone} with coastal cartilage in the front and to the spine at the back by ligaments. [coastal cartilage is elastic in nature and helps the ribcage to expand during respiration].
Interesting how people ask this question. Either we hear how many ribs does a man have, or how many ribs does a woman have, or how many ribs does a man have vs. a woman, when the real question should be how many ribs does a human have because the man and the woman have the same number of ribs.