In geometry, a tetrahedron (plural: tetrahedra or tetrahedrons) is a polyhedron composed of four triangular faces, three of which meet at each corner or vertex. It has six edges and four vertices. The tetrahedron is the simplest of all the ordinary convex polyhedra and the only one that has fewer than 5 faces. The tetrahedron is the three-dimensional case of the more general concept of a Euclidean simplex.
Research shows that B vitamins improve memory by creating a protective shield for the neurons in the brain. B vitamins break down homocysteine, which is an amino acid that is a toxic poison to nerve cells. These vitamins also aid in the production of red blood cells, which carry oxygen, an important brain nutrient. The most important B vitamins for memory include B6, B12, and Folic Acid (B9).
Vitamin K is a fat-soluble vitamin, so your body stores it in fat tissue and the liver. It is best known for its role in helping blood clot, or coagulate, properly.The K comes from its German name, Koagulationsvitamin. Vitamin K also plays an important role in bone health. It is rare to have a vitamin K deficiency.verview. Vitamin K is a fat-soluble vitamin, so your body stores it in fat tissue and the liver. It is best known for its role in helping blood clot, or coagulate, properly. The K comes from its German name, Koagulationsvitamin. Vitamin K also plays an important role in bone health.