BIOL 2021 Study Guide - Final Guide: Internal Carotid Artery, Small Saphenous Vein, Macrophage

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Document Summary

92% water; suspends cellular elements for circulation. Albumins; binding proteins for fatty acids and steroid hormones, globulins; transport lipids and antibodies for immunity, Liver and spleen maintain ability to generate cell elements. Development of stem cells to mature cells requires growth factors. Erythropoietin (epo) glycoprotein hormone; promotes production of erythrocytes (increased oxygen delivery to tissues) Erythrocytes (25% of total cells: maturation in red marrow, cannot divide on their own. Leukocytes (protect body against invading microorganisms; clean up debris: originate from hematopoietic stem cells in bone marrow. Development and reproduction occurs in lymphatic tissues. Viral/ fungal infections, leukemia and chronic disease. Allergies, parasitic worms and some autoimmune diseases. Process of stopping bleeding seal ruptured blood vessel and prevent loss of blood. Invovles the coagulation and clotting of the blood. 3 events: vascular spasm: smooth muscle in walls of vessel contract dramatically.