ANATOMY
CHEST AND CARDIOVASCULAR
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Question
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Detailed explanation-1: -Blood is a specialized body fluid. It has four main components: plasma, red blood cells, white blood cells, and platelets.
Detailed explanation-2: -Red blood cells make up about 45% of the blood volume. White blood cells make up about one percent and platelets less than one percent. Plasma makes up the rest of the blood. Mature red blood cells do not have nuclei or other organelles.
Detailed explanation-3: -Red blood cells (RBCs) carry oxygen to the body. Each RBC lives for about 4 months. White blood cells (WBCs) are part of the body’s immune system. WBCs help fight infections and diseases. Platelets are cells that help with clotting. Plasma is the liquid portion of blood.
Detailed explanation-4: -Nourishment. Electrolytes. Hormones. Vitamins. Antibodies. Heat. Oxygen. Immune cells (cells that fight infection)