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Apologia A&P Mod. 11

Apologia A&P Vocab for Module 11

Viscosity The resistance to flow and alteration of shape due to cohesion
Plasma The fluid portion of the blood, which is mostly water
Formed elements of blood The cells and cell parts of blood produced by the bone marrow
Erythrocytes Red blood cells which carry the oxygen in the blood
Leukocytes White blood cells which perform various defensive functions in blood
Platelets Cell fragments in blood which help prevent blood loss
Diapedesis Passage of any formed element of blood through the blood vessel and into the tissue spaces
Chemotaxis Attraction of cells to chemical stimuli
Hemopoiesis The process by which the formed elements of blood are made in the body
Hemostasis The process by which the body stops blood loss
Coagulation factors Proteins in blood plasma which help initiate the blood coagulation process
Antigen A protein or carbohydrate that, when introduced in the blood, triggers the production of an antibody
Arteries Blood vessels that carry blood away from the heart
Capillaries Tiny, thin-walled blood vessels that allow the exchange of gases and nutrients between the blood and cells
Veins Blood vessels that carry blood back to the heart
Pulmonary circulation Circulation of the blood over the air sacs of the lungs
Systemic circulation Circulation of the blood through the other tissues of the body
Systole phase The phase of the cardiac cycle in which the ventricles contract
Diastole phase The phase of the cardiac cycle in which the ventricles relax
Cardiac cycle One complete round of systole and diastole
Arterioles The smallest arteries that still have three tunics
Venules Small veins that do not have three tunics but instead have only an endothelium, a basement membrane, and a few smooth muscle cells
Created by: 100001321957590