Which of the following identify leaves as monocot or dicot? a) monocot leaves have parallel veins; dicot leaves have a network of veins. b) monocot leaves are arranged alternately on the stem; dicot leaves are arranged opposite one another on the stem. c) monocot leaves are wide; dicot leaves are narrow.

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.