Truck Driving School Costs. The average length of PTDI-certified courses is four to six weeks, though courses may be as short as two weeks or as long as 12 weeks or more. The average cost of PTDI-certified courses is about $4,200, though the cost of truck driving school may be as low as $1,500 and as high as $10,000.
Orthopnea is the opposite of platypnea, shortness of breath that worsens when sitting or standing up.
Resembling an amphibious mole, the platypus is often described as having the body of a beaver with a duckâs bill sewn on perfectly. As one of the most evolutionary distinct mammals alive, the platypus is instantly recognizable for its broad flattened bill, dense waterproof fur, webbed feet, and long thick tail.