Infants acquire adult hemoglobin level at_____________?
(A) Birth
(B) End of 1st year
(C) Puberty
(D) 4 years
Lysis of RBCs are seen in all of the following except__________?
(A) Thalassemia
(B) Methotrexate therapy
(C) Obstructive jaundice
(D) Sickle cell anemia
The function of plasma cell______________?
(A) CMI
(B) Phagocytosis
(C) Opsonization
(D) Antibody formation
Megaloblasts are precursors of_____________?
(A) Megakaryocytes
(B) Norm oblasts
(C) Myelocytes
(D) Macrocytes
To preserve blood for transfusion later______________?
(A) Dilute with equal volume of 0.9% saline
(B) Add solution of sodium citrate
(C) Add solution of calcium chloride
(D) Add fibrinogen
Histamine is present on surface of_______________?
(A) Lymphocytes
(B) Mast cells
(C) Neutrophils
(D) Erythrocytes
The most common problem with blood trans fusion_______________?
(A) Hemolytic reaction
(B) Remission of disease
(C) Hypokalemia
(D) Metabolic acidosis
The function of vitamin K is______________?
(A) Thrombin formation
(B) Prothrombin formation
(C) Fibrin formation
(D) Thromboplastin formation
Hemoglobin is the major buffer in blood, bicarbonate ions diffuse out of erythrocyte into plasma in exchange of_______________?
(A) Potassium
(B) Phosphate
(C) Carbonic acid
(D) Chloride ion
Delay in blood coagulation results from________________?
(A) Human thrombin
(B) Heparin
(C) Ferric chloride
(D) Vit- K