Wisdom teeth, or third molars, may come into the mouth as early as 16 years of age but usually they come in several years later. This question is prompted by hearing stories about wisdom tooth problems. These problems are often due to inadequate space in the back of the mouth for these teeth to grow in.
The spleen plays important roles in regard to red blood cells (also referred to as erythrocytes) and the immune system. It removes old red blood cells and holds a reserve of blood, which can be valuable in case of hemorrhagic shock, and also recycles iron. In humans, up to a cup (236.5 ml) of red blood cells can be held in the spleen and released in cases of hypovolemia. 2  It can store platelets in case of an emergency and also clears old platelets from the circulation.
The human spleen is an organ found in humans with important roles in regard to red blood cells and the immune system. It is located in the left upper quadrant of the abdomen. The spleen is part of your lymphatic system, which fights infection and keeps your body fluids in balance.It contains white blood cells that fight germs. The human spleen also helps control the amount of blood in human body, and destroys old and damaged cells. The spleen is encased in a thick connective-tissue capsule.he spleen is part of your lymphatic system, which fights infection and keeps your body fluids in balance. It contains white blood cells that fight germs. The human spleen also helps control the amount of blood in human body, and destroys old and damaged cells. The spleen is encased in a thick connective-tissue capsule.