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Erythrocytes or red blood cells

Hemoglobin

Erythrocytes

Bone marrow

Erythropoietin

Folic acid

Anemia

Iron

Menstruation

Vitamin B12

Oxygen

Hemoglobin is a protein found in red blood cells that carries oxygen to the organs and tissues of the body and carbon dioxide from the organs and tissues to the lungs.

They are a round or oval red blood cell that contains hemoglobin and is responsible for transporting oxygen to all parts of the body.

The bone marrow is the spongy center inside the bones where blood cells are made.

Erythropoietin is a hormone produced by the kidney, whose function is to keep the concentration of red blood cells in the blood constant.

It is a water-soluble vitamin of the vitamin B complex, necessary for the maturation of structural proteins and hemoglobin.

Anemia is a condition in which you lack enough healthy red blood cells to carry an adequate level of oxygen to the body's tissues.

Iron is a mineral necessary for the growth and development of the body, which the body uses iron to make hemoglobin.

Menstruation is the blood that leaves the uterus of a girl, girl or woman, through the vagina which is a sign that the end of puberty is approaching.

Vitamin B12 is a nutrient that helps keep neurons and blood cells healthy, which prevents a type of anemia, called megaloblastic anemia, which causes fatigue and weakness in people.

Oxygen is a gaseous, colorless, odorless and tasteless chemical element, abundant in the earth's crust, in the atmosphere and the oceans, which is essential for life.