Which of the following types of adrenergic receptors are found on cardiac muscle fibers where their activation stimulates increased force and rate of contraction of the heart?
A)α₁-adrenergic
B)α₂-adrenergic
C)β₁-adrenergic
D)β₂-adrenergic
E)β₃-adrenergic

Question

Quizplus · Accepted Answer

β₁-adrenergic receptors are found on cardiac muscle fibers and their activation results in increased force and rate of contraction of the heart.

Which of the Following Types of Adrenergic Receptors Are Found