Like the right atrium, the left atrium fulfills several functions. The functions are... 1. atrial kick for the left of the heart/ 2. influences the rate of the heart/ 3. and has endocrine qualitites. The left atrium is slightly larger than the right atrium.
Cheryl Gates McFadden (born March 2, 1949), usually credited as Gates McFadden, is an American actress and choreographer. She is best known for playing Dr. Beverly Crusher in the Star Trek: The Next Generation television series and in the four subsequent films.
He landed a small role in the 1963 Jimmy Stewart film, Take Her, She's Mine, playing a beatnik poet working at a coffee shop. He was credited as Robert Denver. Denver also appeared in the 1964 beach film For Those Who Think Young with Tina Louise prior to the development of Gilligan's Island.