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.
How many bones does an adult human have?
206. At birth, there are over 270 bones in an infant human's body, but many of these fuse together as the child grows (in the skull, vertebral column etc.), leaving a total of 206 separate bones in an adult.
Which tool has both right-handed and left-handed versions?
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")
How many bones are in a human foot (including ankle)?
26. The foot may seem simple compared to hand, but its mechanical structure is similarly complex. A foot contains 26 bones, 33 joints (20 of which are actively articulated) and more than a hundred muscles.
Lactose intolerance is a frequent reason to avoid milk and dairy products. What is lactose?
A sugar. Lactose is a disaccharide sugar that makes up around 2-8% of milk. Lactose intolerance is not an allergy. It is the inability to digest lactose due to insufficient levels of lactase, the enzyme that metabolizes lactose into glucose and galactose.