The Blood Flashcards
What plasma protein is the most abundant?
Albumin
What 4 proteins are produced by the liver?
Albumin, alpha and beta globulins, fibrinogen, and prothrombin
What are the 4 plasma proteins?
Albumin, globulin, fibrinogen, and prothrombin
What are the 2 types of globulin plasma proteins?
Alpha & beta globulins and gamma globulins
What plasma protein maintains plasma osmotic pressure?
Albumin
What plasma protein transports steroids?
Albumin
What plasma protein transports lipids and fat soluble vitamins?
Globulins
Why plasma proteins are produced in the lymphatic system?
Gamma globulins
What plasma protein is a type of antibody?
Gamma globulin
What plasma protein aids in blood clotting?
Fibrinogen and prothrombin
What is another name for red blood cells?
Erythrocytes
What kind of discs are red blood cells??
Biconcave
What is the function of red blood cells?
Transport oxygen and minor transport carbon dioxide
What do red blood cells contain and what are they composed of?
They contain hemoglobin and are composed of protein (globin) and red heme (Fe) pigments
What does each hemoglobin carry?
8 oxygen atoms
What is hemoglobin called when it gets to the lungs?
Oxyhemoglobin
What hormone controls RBC formation?
EPO
What is EPO released by?
Kidneys
What is is required in order for RBC formation to happen?
Vitamin B 12 and iron (Fe)
What is the number of RBC maintained by?
Negative feedback
What do microphages do?
Engulf old/damaged cells in spleen, liver, and red bone marrow
What is hemoglobin broken down into?
Heme and globin
What is globin reduced to?
Amino acids
What is iron removed from and where is the transported to?
Removed from heme and transported to liver
What is the rest of the heme converted into?
A pigment called bilirubin
What is the function of white blood cells?
Protect against pathogens, toxins, and cancer cells
Where are white blood cells formed and by what?
They are formed in red bone marrow by hemoblasts
Where are most white blood cells located?
Lymphatic organs
What are the 2 classes of WBC?
Granulocytes and agranulocytes
How big are granulocytes?
Twice the size of RBC
What class of white blood cells have a short life span?
Granulocytes
What are the 3 kinds of granulocytes?
Neutrophils, eosinophils, and basophils
What type of granulocytes are the most numerous?
Neutrophils
What color are neutrophils and how many lobed nucleus do they have?
They are light purple and have 3 to 6 lobed nucleus
What is the function of neutrophils?
Fight bacterial infections
What kind of granulocyte has a bi lobed nucleus?
Eosinophils
What color are Eosinophils?
Red/ orange
What is the function of Eosiniphils?
Lesson allergic reactions and attack parasitic worms
What color are basophils?
Deep Blue/purple
What type of granulocyte migrates to damage tissues?
Basophils
What is the function of basophils?
Release histamine and heparin
What is histamine?
A vasodilator
What is heparin?
Anticoagulant (inhibits blood clotting)
What type of white blood cell has granular cytoplasm?
Granulocytes
What type of white blood cell has no cytoplasmic granules?
Agranulocytes
What are the two kinds of agranulocyte?
Monocytes and lymphocytes
What is the largest blood cell?
Monocytes
How are monocytes nucleus shaped and what color cytoplasm do they have?
They are kidney shaped nucleus and have blue cytoplasm
What time of agranulocytes leave the bloodstream to become macrophages?
Monocytes
What is the function of monocytes?
Phagocytosis of foreign particles and debris
What kind of nucleus do lymphocytes have?
They are large and round
How long do lymphocytes live for?
Many years
What are the two types of lymphocytes?
T cells and B cells
What is the function of T cells?
Defend against viruses and tumor cells and manage immune response
What is the function of B cells?
Produce anti-bodies
What is having a low white blood cell count called?
Leukopenia
What diseases involve having a low white blood cell count
Typhoid, flu, measles, mumps, chickenpox, aids
What is having a high white blood cell count called?
Leukocytosis
What happens because of having leukocytosis?
Acute infections, vigorous exercise, loss of body fluids
What are fragments of large bone marrow cells?
Megakaryocytes
Where are blood platelets formed in?
Red bone marrow
What is the function of blood platelets
Hope form blood clots in torn blood vessels
What are blood platelet also called?
Thrombocytosis
What is agglutination?
Clumping of red blood cells in response to a reaction between an anti-body in antigen
What are antigens?
A chemical that stimulates cells to produce antibodies
What are anti-bodies?
A protein that reacts against a specific antigen