A=5 B=3 C=4 D=1 E=5

QUESTION 1 Table 1 Kp Value (x 10-5 cm/min) a b Region of drug delivery route Region A Region B Region C Region D Region D d e Table 1 shows the permeability values, Kp of human surface regions to water. By referring to this table, please answer the questions below; 1. By using the Fick's Law formula, calculate the rate of diffusion across the membrane of each region. From your calculation result; suggest the best region for drug administration route. (4 marks) II. In your opinion, why the rate of diffusion is varied according to different regions? (2 marks)