Introduction to Blood
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Vocabulary – Introduction to Blood
Term Definition Agranular leukocytes White blood cells that lack visible granules in their cytoplasm; include lymphocytes and monocytes. Basophils A type of granulocyte involved in inflammatory and allergic responses; release histamine and heparin. Eosinophils Granulocytes that help fight parasitic infections and are involved in allergic reactions. Erythrocyte A red blood cell responsible for transporting oxygen
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Introduction to Blood – Summary
Blood is a specialized connective tissue that circulates through the body, transporting oxygen, nutrients, hormones, and waste while helping regulate body temperature and protect against infection. It is made up of plasma, the liquid portion of blood, and formed elements, which include erythrocytes (red blood cells) that carry oxygen using hemoglobin, leukocytes (white blood cells)
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Blood Composition
Learning Objectives By the end of this section, you will be able to do the following: Components of Blood Blood can be divided into a liquid component and a cellular component, each with distinct roles in transport and defense. The two main components of blood are: Figure 2. Composition of Blood. Centrifugation separates whole blood
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What is Blood?
Learning Objectives By the end of this section, you will be able to do the following: Blood is a fluid connective tissue that circulates throughout the body through blood vessels of the cardiovascular system. Like all connective tissues, it is made up of cellular elements and an extracellular matrix. The cellular elements will be considered