Which of the following is the most likely result of converting farmland to urban development? A. the amount of cropland available increases
B. people discover more efficient ways to grow crops
C. people learn to live off less food
D. food costs more because there is less cropland

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.