How far behind should you stay from another vehicle in traffic?   The universally accepted answer to this is: 2 seconds in normal driving conditions (good weather & dry roads) and 5 seconds in inclement weather (ie: snow and icy â¦roads).
A typical human rib cage consists of 24 ribs, the sternum (with xiphoid process), costal cartilages, and the 12 thoracic vertebrae. Together with the skin and associated fascia and muscles, the rib cage makes up the thoracic wall and provides attachments for the muscles of the neck, thorax, upper abdomen, and back.
How Many Ribs Do Humans Have Sep 18, 2011 It is widely known that all vertebral species have ribs 1. Humans have a complex rib cage 2 which comprises of the sternum 3, ribs and some other parts. Every doctor knows how many ribs people have, but an ordinary man can have some difficulties with such a question.