blood as a whole is vital to life of any multi-cellular organism. RBCs, or red blood cells transport oxygen to other cells in the body. Blood also has WBCs, Tcells and Bcells that fight infections in our body. Plasma is the fluid part of the blood that brings water to all parts of the body as well as nutrients such as glucose and proteins.
The stomach
Your blood. Iron is essential for your blood cells to do their job.
White blood cells are the component of blood that is essential to immune function. They help defend the body against infections and diseases by identifying and destroying pathogens.
The lungs are essential in extracting oxygen from the air and transferring it to the blood. Once in the blood, red blood cells carry oxygen to all parts of the body to support cellular functions.
Black worm is another name for a leech, and leaches do not have the ability to produce part (or all depending on the species) of there blood. So they must get it from somewhere, so they get it from whatever they can latch onto, its also full of nutrients to help growth.
Iron is necessary to form hemoglobin in red blood cells. Hemoglobin is essential to allow the blood to carry oxygen to all the cells in the body. So iron plays an essential role in making the human body function and is located in the blood to allow it to do its job.
It pumps blood throughout the body, so without it you'd die.
It is essential that blood flows upward in the body so that it reaches all of the bodies organs including the heart where it is pumped through out the body. It transport nutrients and metabolic waste in the body.
Iron
If you give someone the wrong blood type then the body rejects it and the white blood cells will "think" its a cell that will harm so they will attack and cause clots to appear in the blood stream.
The stomach
blood is used to transfer oxygen and all essential nutrients through out the body also the body uses it to perform nessacary chemical reactions with in the body so a person can survive
Blood type grouping is very important because if infection occurs then the wrong grouping was used and then we have a problem. Transfusions, etc. It is essential to correctly identify the blood group.
cause its in your blood
healthy blood
Your blood. Iron is essential for your blood cells to do their job.
White blood cells are the component of blood that is essential to immune function. They help defend the body against infections and diseases by identifying and destroying pathogens.