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Terms in this set (429)
Connective tissue A type of tissue that connects, supports, binds, or
(specialized) separates other tissues or organs.
The function of blood to carry essential substances
Transports vital nutrients
to cells and tissues.
Maintains stability of The role of blood in regulating the composition and
interstitial fluid volume of the fluid surrounding cells.
The ability of blood to help regulate body
Distributes heat temperature by distributing heat throughout the
body.
The average volume of blood in an adult human
5 L - avg.
body.
Blood Volume in Adult Total amount of blood present in an adult's body.
Liquid portion of blood,
making up over half of blood
Plasma
volume.
Water in Plasma 92% of plasma composition.
7% of plasma composition, includes albumin,
Protein in Plasma
globulins, and fibrinogen.
1% of plasma composition, includes nutrients,
Other Solutes in Plasma
hormones, electrolytes, waste products, and gases.
, Components of blood made in
red bone marrow, including
Formed Elements
RBCs, WBCs, and platelets.
Red Blood Cells (RBCs) Formed element that carries oxygen in the blood.
Biconcave disc shape that increases surface area for
Shape of RBCs
gas diffusion.
Protein in RBCs that carries
oxygen.
Hemoglobin
Hemoglobin bound to oxygen, causing blood to
Oxyhemoglobin
appear bright red.
Hemoglobin without oxygen, causing blood to
Deoxyhemoglobin
appear dark red.
Normal Hemoglobin Lab 12 - 18 g/dL.
Value
RBC Life Span Average lifespan of RBCs is 120 days (4 months).
Dietary Factors Affecting Includes B-Complex Vitamins (Vitamin B12, Folic
RBC Production Acid) and Iron.
Condition characterized by
low RBC or hemoglobin count,
Anemia
resulting in decreased oxygen-
carrying capacity.
Hemolytic Anemia Type of anemia caused by destruction of RBCs.
Type of anemia characterized by low hemoglobin
Iron Deficiency Anemia
count.
Type of anemia due to inability to absorb Vitamin
Pernicious Anemia
B12.
Erythropoiesis Process of RBC production.
Hormone released by kidneys that stimulates RBC
Erythropoietin
production in response to hypoxemia.
, White Blood Cells Formed elements that protect against disease.
(WBCs)
WBC Lab Value Normal range is 5,000 - 10,000 cells per microliter.
Type of WBCs with granular cytoplasm and short
Granulocytes lifespan, includes neutrophils, eosinophils, and
basophils.
Type of WBCs with no noticeable granules, includes
Agranulocytes
lymphocytes and monocytes.
Type of granulocyte that functions as phagocytes
Neutrophils
and is the first to arrive at infection.
Type of granulocyte that responds to parasitic
Eosinophils
worm infections.
Type of granulocyte that releases histamine and
Basophils
heparin.
Type of agranulocyte that becomes macrophages
Monocytes
to phagocytize bacteria and debris.
Type of agranulocyte involved in immunity,
Lymphocytes
including T-cells and B-cells.
Smallest formed element in blood, involved in
Platelets (Thrombocytes)
clotting.
Normal Platelet Lab 150,000 - 400,000 per microliter.
Value
Hemostasis The process of stopping bleeding.
Process by which blood
changes from liquid to gel,
Blood Coagulation
forming a clot.
Extrinsic Clotting Activated by tissue damage (broken blood vessel).
Mechanism
Converted to Thrombin, which is the 2nd to last step
Prothrombin
in the clotting cascade.