<prompt> Which muscle is called the Peripheral hea of body?GastronemiusSoleusGracilisTibialis Posterior  <response>: In an upright posture, the soleus is responsible for pumping venous blood back into the hea from the periphery and is often called the skeletal-muscle pump, peripheral hea or the sural tricipital pump. Soleus muscles have a higher propoion of slow muscle fibers than many other musclesReference: Chaurasia Volume II; 7th edition; Page no: 116 