Blood cells and what not! Flashcards
What are red blood cells?
Appear red in color because they contain hemoglobin, an iron containing pigment.
What is the job of the spleen?
Removes worn-out red blood cells from circulation after 120 days. Much of the red blood cells such as the iron can be reused.
What is hemoglobin?
Part of red blood cells that picks up oxygen from lungs and deliver it to tissues of the body.
There are how many erythrocytes per cubic millimeter of blood?
5 million.
How many erythrocytes are in an average size adult?
35 trillion. Males have more than girls.
What are erythrocytes?
Red blood cells. Biconcave discs that are enucleated meaning they no longer have a nucleus. Life span of 120 days.
What is albumins job?
Transports fatty substances that can dissolve in watery plasma.
What is bilirubin?
Portion of red blood cells that is a waste product dispose by liver.
How many liters does an average adult have a blood?
5 liters of blood that circulates through the body within the blood vessels of the cardiovascular system.
What is blood?
What is a mixture of cell floating and watery plasma
What is plasma?
Liquid part of the blood. Consist of hormones, salt, nutrients, waste.
What are formed elements?
Erythrocyte leukocyte platelets
What is hematopoiesis?
Blood formation. Process in which blood cells are produced in the red bone marrow.
What are plasma and erythrocytes responsible for?
Responsible for transporting substances.
What are leukocytes responsible for?
Protecting body from invading microorganisms.
What are platelets responsible for?
Controlling bleeding.