What is the unstoppable electrical current that travels down the length of the entire surface of a sarcolemma?

What is the primary goal of human communities?

If a strand of dna has 35% thymine. what is the percentage of cytosine, adenine, guanine?

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.