Physiology lab LSUE final Dr. Dalfrey Questions with 100% Correct Solutions
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Course
Physiology lab LSUE
Institution
Physiology Lab LSUE
who discovered the 4 types of blood?
karl landsteiner
four different blood types
A, B, AB, O
Agglutinogens
antigens on the surface of the RBC that is the basis for blood typing
Antibodies
Protein that is produced by lymphocytes and that attaches to a specific antigen.
which blood type is th...
Physiology lab LSUE final Dr. Dalfrey
Questions with 100% Correct Solutions
who discovered the 4 types of blood?
karl landsteiner
four different blood types
A, B, AB, O
Agglutinogens
antigens on the surface of the RBC that is the basis for blood typing
Antibodies
Protein that is produced by lymphocytes and that attaches to a specific antigen.
which blood type is the most frequent?
blood O; 45% of the population
which blood type is second in frequency?
type A: 39% of population
which blood type is third in frequency?
type B; 12%
which blood type is last in frequency?
type AB; 4%
process of ABO process of agglutination and the lab test
lab test with antisera used to determine blood type; Several drops of each kind of antiserum are added to separate samples of blood. If agglutination (clumping) occurs only in the suspension to which the anti-A serum was added, the blood type is A and so on
Why is blood typing important?
There are many different types of blood, and only certain types are compatible in a blood transfusion; receiving the wrong blood is a big problem genetics of blood types
blood type is determine by multiple alleles
Rh factor
Refers to the presence or absence of the Rh antigen on red blood cells. Sensitization can occur when Rh+ blood is transfused into an Rh- recipient, or when an Rh- mother carries a fetus who is Rh+.
components of blood
red blood cells, white blood cells, platelets, plasma
abundance of red blood cells in blood
related to the blood's oxygen carrying capacity
hemolysis
destruction of red blood cells
erythroblastosis fetalis
a disorder that results from the incompatibility of a fetus with Rh-positive blood and a mother with Rh-negative blood, causing red blood cell destruction in the fetus; a blood transfusion is necessary to save the fetus
hemoglobin
An iron-containing protein in red blood cells that reversibly binds oxygen.
normal ECG tracing
sinoatrial (SA) node
A specialized area of cardiac tissue, located in the right atrium of the heart, which initiates the electrical impulses that determine the heart rate; often termed the pacemaker for the heart.
Automacticity
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