There are three parts to the cell theory. which is not one of those parts? select one: a. cells spontaneously arise from carbon and nutrients carried in the bloodstream. b. the cell is the basic unit of structure and organization in organisms. c. all cells come from pre-existing cells. d. all organisms are composed of one or more cells.

Define the apical impulse and describe its normal location, size, and duration. which abnormal conditions may affect the location of the apical impulse? explain the mechanism producing normal first and second heart sounds. describe the effect of respiration on the heart sounds. describe the characteristics of the first heart sound and its intensity at the apex of the heart and at the base. describe the characteristics of the second heart sound and its intensity at the apex of the heart and at the base.