Chita Rivera. Chita Rivera is an iconic dancer, singer and actress known for her Tony Award-winning work in 'The Rink' and 'Kiss of the Spider Woman.' Over the decades, she's starred in an array of other musicals like 'West Side Story,' 'Sweet Charity' and 'Chicago.'.
(You can roll your mouse over the picture of the brain above to find out more about the parts of the brain.). Neurons. Every part of the brainâand the rest of the nervous system, for that matterâcontain neurons (more than 100 billion of them in all). Neurons are nerve cells with some very special properties.
How many nerve Cells - neurons - are in the human brain? Estimates from various sources range from 150 billion to 250 billion neurons. There are upwards of 3 trillion Cells in an average sized person.