Chapter 15, Problem 4CAL

Summary Introduction

Introduction:

The smooth muscle cells of blood vessel contain either alpha or beta receptor. There are two subtypes of alpha receptor: ${\text{α}}_{\text{1}}$ and ${\text{α}}_{\text{2}}$ which stimulates the vasoconstriction. There are two types of beta receptor ${\text{β}}_{\text{1}}$ and ${\text{β}}_{\text{2}}$ stimulates the vasodilation.