Overview Rash from poison ivy. Many people develop an itchy rash that causes lines or streaks that look like this. Poison ivy, oak and sumac: Overview Many people get a rash from poison ivy, poison oak, and poison sumac. This rash is caused by an oil found in the plants. This oil is called urushiol (you-ROO-shee-all).
Cells in heart muscle process a lot of energy, so they have a large number of mitochondrion, the part of the cells where energy is made. Like all living things, cells die. The number of cells that an adult male loses per minute is roughly 96 million.
How many atoms are in a human cell? A: According a study from Washington University, there are approximately 100 trillion atoms in a human cell. Approximately the same number of cells are in the entire human body, meaning that 10 octillion atoms, or a 1 followed by 28 zeros, make up each person. Continue Reading. The 100 trillion figure is a close approximation for the number of atoms in a cell, but there are many reasons that it is not an exact figure. Among other variables, human cells attain vastly different sizes. For example, blood cells are a few micrometers in diameter, while neurons can be up to 0.1 millimeters in length.