Top 10 human anatomy factsHuman anatomy quiz
What was included in the original Pepsi-Cola recipe? Digestive enzyme.
Pepsi Cola, first introduced in 1898, was named after pepsin (enzyme) and kola (nuts). In 1931, the company entered bankruptcy and changed hands. The new owners changed the recipe to resemble more Coca-Cola.
The Rh blood group system was discovered by Karl Landsteiner and Alexander S. Wiener. With whose blood were they experimenting? Rhesus Macaque.
"Rh" stands for "Rhesus". Due to its relatively easy upkeep in captivity and anatomical closeness to humans, rhesuses have been used extensively in medical research.
Which tool has both right-handed and left-handed versions? Scissors.
Scissors will not cut properly if held in the wrong hand, and are manufactured in both lateral varieties. However, since right-handed version is common, most left-handed people learn to operate scissors with their right hand.
Are there pneumatic bones in the human body? Yes, they are in skull.
Pneumatic bones are very light, as they contain hollow cells filled with mucous membrane and air. In the human body, pneumatic bones are found only in the skull (the frontal bone, maxilla and mandible, ethmoid bone, temporal bone)
Where are the smallest bones in the human body? In ear.
The largest bone in the human body is the femur and the smallest bones are three auditory ossicles. The term "ossicles" literally means "tiny bones", and the names of bones are Malleus ("hammer"), Incus ("anvil") and Stapes ("stirrup")