For centuries, the East has used ginseng for its energy boosting and healing effects. The same components that make it ideal for lifting moods and aiding in digestion make it great for the skin. Ginseng is a skin energizer. It is a great alternative for those who do not want to use caffeine in their skincare.
The type of muscle in the digestive system is smooth muscle, one of  the types of involuntary muscles. Smooth muscle found in the  urinary bladder, gallbladder, arteries, ve â¦ ins, and the digestive  tract.onfidence votes 30. flatworms have incomplete digestive systems and they present extracellular and intracellular complementary digestions. They have sac like digestive system, one opening mouth and anus. Which means they're digestive systems aren't completely grown.
Fun facts: A Flatworm has a single opening to its stomach, in the middle of its underside. The Flatworms in vernal pools can stick this pharynx (throat/mouth) into their prey. Like a short vacuum cleaner hose, it sucks out the insides of their prey.They also use it to push wastes out of their bodies.escription: Although they are called Flatworms, these invertebrates are not flat. They are round-bodied with a flat belly. They are longer than they are wide. They are pointed at each end.