Smooth muscle differentiation is induced in the embryonic bladder by the centrally located urothelium in the undifferentiated mesenchyme in the periphery adjacent to the serosa. We hypothesize ...

Heart Rate Increase in rate of contraction of cardiac muscle - cardiac output increases Decrease in rate of contraction of cardiac muscle - cardiac output decreases Breathing Rate Smooth muscle of ...

Cardiac muscle cells contract and relax to pump blood around our bodies. Smooth muscle cells make up thin sheets of muscle, such as the stomach lining. Skeletal muscle is joined to bones.