As its name implies, the calf raise exercise emphasizes the calves, which include the gastrocnemius and soleus muscles--the primary plantar flexors.
exists and is an alternate of . The adjective permeable describes something that can be penetrated by liquids, especially water, for example rock or soil. 18 people found this useful.
1 A selectively permeable membrane (also called a semipermeable membrane) is a membrane that allows some substances to pass through easily while other substances pass through very slowly or not at all. 2  Osmosis, on the other hand, refers to the diffusion of the solvent across a selectively permeable membrane.