Lab IX: Anatomical Terms, Hematology, and the Introduction to Heart and Circulation

albumins 60%, globulins 35%, fibrinogen 4%

plasma proteins

erythrocytes, leukocytes, platelets

formed elements

hemoglobin, heme, rouleaux

features of erythrocytes

neutrophils, eosinophils, basophils, macrophage

leukocytes with non-specific defenses

lymphocytes (T cells, B cells, and natural killer cells)

leukocytes with specific defenses

neutrophil

eosinophil

macrophage

basophil

lymphocyte

mediastinum

space between the lungs containing the heart, aorta, venae cavae, esophagus, and trachea

artery

moves oxygenated blood away from the heart, has thicker walls and more elastic fiber

vein

moves deoxygenated blood to the heart, is flatter and has thinner walls

capillaries

Microscopic vessel through which exchanges take place between the blood and cells of the body

pulmonary circuit

carries blood to and from the lungs for gas exchange and returns it to the heart

systemic circuit

Circuit of blood that carries blood between the heart and the rest of the body

pericardial cavity

apex of the heart

base of the heart

atria

ventricles

tunica intima

innermost layer of a blood vessel

tunica media

tunica externa