Structure and function of the dermis in general Structure; deep part of skin; connective tissue composed of two layers function; is responsible for the structural strength and flexibility of the skin; the epidermis exchanges gases nutrients and waste products with blood vessels in the dermis
My new answer: Usain Bolt acheived a top speed of 27.28 mph or 43.90 kph in travellng the 2 fastest consecutive 60-70 & 70-80, 10m splits ever of .82 seconds. We'll leave out 4x100m splits as I don't have them for Team Jamaica's WR from Beijing.
â¦ The highest speed reached by a swimmer is 5.05 mph by David Holmes Edgar (US). Mark Spitz (US) in setting the 100 meter record of 51.22 secs. in 1972, required an average of 4.367 mph.. In finding the fastest human swimming speed, the actual speeds were rarely stated in any sources.