Water
capillaries
Humans are born with a body.
Oxygen is the most abundant element in the dry weight of humans, making up about 65% of our body mass.
Humans are a union of a spiritual body and a phyical body.
Hydrogen cyanide is considered one of the most dangerous gases to humans. It interferes with the body's ability to use oxygen and can be fatal in high concentrations.
The skeletal muscles form most of the weight in the human body. The body also contains smooth and cardiac muscles.
Except for the brain, humans have a body that is as complex as any other mammal's.
Same as the rest of the body. 98.6 degrees F.
Humans are considered heat engines by some. Others do not believe that the human body can be considered a heat engine. However, most do on account of the heat production that comes from the human body, as well as, the amount of work the body is constantly doing.
Human body has two kidneys
The chromosome that dictates most body characteristics is chromosome 1. It is the largest chromosome in humans and carries a significant amount of genetic information related to various traits and functions in the body.
The "thirst center" in humans is actually the hypothalamus, which is located in the brain and is responsible for maintaining the homeostasis (the balance of all the body's functions). Water is the second most important nutrient after oxygen that the body needs to function.