Answer to Question 1
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Erythrocytes, or RBCs, are the most numerous of the blood cells. Each RBC contains hemoglobin, which is responsible for carrying oxygen. WBCs fight infection. Each of the five types (basophil, eosinophil, neutrophil, lymphocyte, monocyte) has different mechanisms for this function. Platelets and numerous clotting factors must react in sequence before blood clotting can occur. Lymph tissues filter blood, destroy pathogens, and develop antibodies against antigens.
Answer to Question 2
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Spiritual health: Inner peace and security, comfort with one's higher power, as one perceives it. Emotional health: Feelings and attitudes that make one comfortable with oneself. Psychological or mental health: A mind that grows and adjusts, is in control, and is free of serious stress. Social health: A sense of responsibility and caring for the health and welfare of others.