To meet the provisions of the Montreal protocol production in consumption of carbon TTRACHLORIDEN methyl chloroform or phased out which of the following best describes the result of removing these Chemicals from consumption 

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.