MIDTERM 2: BLOOD CLOTTING AND TRANSFUSION Flashcards
(20 cards)
What would happen if you transfused type A blood into someone with anti-A antibodies?
Transfusion reaction: the recipients antibodies attack the donors blood. Blood vessels are clogged , and the erythrocytes are lysed
People with certain blood type make both anti-A and anti-B antibodies. Which one? A) A B) B C) AB D) O
D) O
Prevention of hemolytic disease of the newborn
Women generally only make anti-Rh antibodies upon delivery (or miscarriage or abortion) of an Rh+ fetus.
Therefore, Rh- women who give birth are given RhoGAM, a serum containing anti-Rh agglutinins
If someone is blood type A+, what blood antigens does she make? A) A only B) A and Rh factor C) A, B and Rh factor D) none
B) A and Rh factor
If someone is blood type A+ and has had previous exposure to Rh+ positive blood, what antibodies does she make?
Anti-A, B, Rh
Anti-B
If someone is blood type A+, what type blood can she receive?
A, B, AB, O, Rh+, Rh-
A, O, Rh+, Rh-
What blood type can receive blood from anyone?
AB+
What blood type can donate blood to anyone?
O-
universal donor
What effect will a platelet factor 3 deficiency have on clotting?
A) decreased clotting
B) increased clotting
C) no effect
A) decreased clotting
Many clotting factors are made in the liver. These liver cells need vitamin K to make these factors. What might the symptoms of vitamin K deficiency be A) bruising B) heavy men's real bleeding C) petechiae D) all of the above
D) all of the above
Hemostasis leads to_ A) heme production B) red blood cell production C) stoppage of bleeding D) white blood cell production
C) stoppage of bleeding
A person lacks agglutinogens A and B would have blood type A) A B) AB C) B D) O
D) O
The enzyme_ digests fibrin clots A) plasminogen B) plasmin C) thrombin D) fibrinogen
B) plasmin
What is an embolus? A) an anticoagulant B) a protein in the coagulation pathway C) a blood clot that has broken loose and is floating freely in the bloodstream D) a stroke
C) a blood clot that has broken loose and is floating freely in the bloodstream
Which of the following is not a phase of Hemostasis? A) fibrinolysis B) vascular spasm C) coagulation D) platelet plug formation
A) fibrinolysis
The slowest step in the clotting process is A) formation of prothrombin activator B) binding fibrin strands C) release of PF D) production of fibrin strands
A) formation of prothrombin activator
Choose the compatible transfusion
A) donate type A blood to a recipient with type B blood
B) donate type O blood to a recipient with type AB blood
C) donate type B blood to a recipient with type I blood
D) donate type AB blood to a recipient with B blood
B) donate type O blood to a recipient with type AB blood
The production of platelets is called
A) thrombocytopoeisis
B) coagulation
C) hematopoeisis
A) thrombocytopoeisis
If you are missing factor 11 you have
A) hemophilia B: makes only
B) hemophilia A: only in males
C) hemophilia C: men and women
C) hemophilia C: men and women
Erythroblastosis fetalis is what?
Rh- mother exposed to Rh+ blood
Develops an antibody sensitization which if pregnant second time will cross placenta and destroy baby’s RBCs