high muscle capillary density means a large muscle-to-blood exchange surface area, short oxygen diffusion distance, and high red blood cell mean transit time.Capillary action is important for moving water (and all of the things that are dissolved in it) around. It is defined as the movement of water within the spaces of a porous material due to the forces of adhesion, cohesion, and surface tension.
Your body's oil secreting glands are known as sebaceous glands. This is why they are often referred to as the oil glands. They are a form of simple saccular (alveolar) holocrine gland.
