Question a. Which receptor subtype(s) mediate(s) contraction of arterial strips? Why? Answer based on the data presented above. (Figure 1 and the Table 1). Explain your answer. Question b. Which receptor subtype(s) mediate(s) contraction of heart? Why? Answer based on the data presented above. (Figure 1 and the Table 1). Explain your answer.
Question c. Which receptor subtype(s) mediate(s) relaxation of bronchial smooth muscle? Why? Answer based on the data presented above. (Figure 1 and the Table 1). Explain your answer.