Q. By which cause Dubb sound arises ? (CBSC-94) (Solved)
1. Closing of semilunar valve
2. Closing of bicuspid valve
3. Closing of tricuspid valve
4. Both b and c
- a. Closing of semilunar valve
1. Closing of semilunar valve
2. Closing of bicuspid valve
3. Closing of tricuspid valve
4. Both b and c