Circulatory System and Blood

blood plasma

liquids dissolved substances

formed elements

red blood cells (erythtocytes)

buffy coat

platelets and white blood cells

platelets

thrombocytes and leukocytes

blood osmolality

285 to 295 mOsm

blood pH

7.38 to 7.44

hematocrit values

• female: 36-46%

• male: 41-53%

hemoglobin values

• female: 12-16

• male 13.5 to 17.5

red blood cells

made up of an enzyme, carbonic anhydrase, involved in carbon dioxide transport

anemia

low red blood cell count

erythropoiesis

formation of red blood cells in the blood marrow

exgenous antibodies

used for blood typing

platelet plug

clot formation

thrombus

blood clot

embolas

free floating blood clot

circulation

movement of blood through blood vesicles/heart

gas exchange

diffusion of oxygen and carbon dioxide between circulation and cells

left ventricles

pumps blood through systemic circuit

capillaries

one cell layer thick

transportation

all of the substances essential for cellular metabolism are transported by the circulatory system

respiratory

red blood cells

clotting

protects against blood loss when vessels are damaged

arteries

carry blood away from the heart

veins

return blood to the heart

leukocytes

contain nuclei and mitochondria