Lecture 13 Blood Flashcards
How much blood in in men and women?
Men: 6 liters
Women: 5 liters
What kind of tissue is blood?
Connective tissue
What is the liquid portion of blood called?
Plasma
What another name for blood cells?
Formed elements
What is hemocrit?
The percentage of blood that is RBC
What is the hemocrit percentages in men and women?
Men: 47%
Women: 42%
What is buffy coat?
Leukocytes and platlets
How much water is in plasma?
90%
What are the main proteins in blood?
Albumin, globulin, fibrinogen
What does albumin do?
Prevents water from diffusing out of blood vessles
What does globulins do?
Includes antibodies that transport lipids, iron and copper
What does fibrinogen do?
Blood clotting
What does heme bind to?
Bonds to O2 , iron and strongly to CO
What are the formed elements?
Erythrocytes
Leukocytes
Platelets
What is the difference between anucleated and supernucleated?
Anucleated: WBC
Supernucleated: RBC
What does erythrocytes do?
Carry O2
Packed with hemoglobin
What gives blood its red color?
Oxygen exposure
What is the name of the erythrocyte shape?
Biconcave