ANAPHY BLOOD

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    What is the primary function of blood?

    Transports nutrients, wastes, and body heat.

    How does oxygen-rich blood differ from oxygen-poor blood?

    Oxygen-rich blood is scarlet red; oxygen-poor blood is dull red.

    What percentage of blood is plasma?

    Approximately 55%.

    What is the pH range of blood?

    Between 7.35 and 7.45.

    What role do albumin proteins play in blood?

    Regulates osmotic pressure and acts as a blood buffer.

    What are erythrocytes?

    Red blood cells that carry oxygen.

    What is hemoglobin's function?

    Transports the bulk of oxygen in the blood.

    What condition results from a decrease in oxygen carrying ability of blood?

    Anemia.

    What is polycythemia?

    An excessive increase in the number of erythrocytes.

    What are the formed elements in blood?

    Erythrocytes, leukocytes, and platelets.

    What happens to blood viscosity compared to water?

    Blood is about 5 times thicker than water.

    What is the normal RBC count for men?

    4.0 to 5.9 x10*12/L.

    What is the temperature of blood compared to body temperature?

    Slightly higher, around 38 degrees C.

    What are the main components of blood plasma?

    Water, nutrients, salts, gases, hormones, proteins, and waste.

    How do leukocytes differ from erythrocytes?

    Leukocytes are spherical; erythrocytes are disc-shaped.

    What is the significance of hemoglobin's four binding sites?

    Allows each molecule to transport four oxygen molecules.