To prevent eryhtroblastosis fetalis in future pregnancies:
1. | Anti-Rh Immunoglobulins must be given to Rh –ve mothers at the time of each delivery |
2. | Anti-Rh Immunoglobulins must be given to new born at the time of each delivery |
3. | Rh Antigens must be given to new born at the time of each delivery |
4. | Anti Antigens must be given to Rh –ve mothers at the time of each delivery |
The enzyme that activates fibrinogens in the blood is:
1. | Thromboplastin | 2. | Thrombokinase |
3. | Thrombin | 4. | Plasmin |
Which of the following can be called as a ‘cascade’ process?
1. | Micturition reflex |
2. | Formation of cross bridges in skeletal muscle contraction |
3. | Coagulation of blood |
4. | Regulation of respiration |
Which of the following ions is vital for coagulation of blood?
1. | Na+ | 2. | Ca++ |
3. | K+ | 4. | H+ |