The nurse instills 5 mL of normal saline before suctioning a client's tracheostomy tube. The instillation is effective when: 1. The secretions are thinned. 2. The client coughs. 3. There is minimal...

The nurse instills 5 mL of normal saline before suctioning a client's tracheostomy tube. The instillation is effective when:

1. The secretions are thinned.

2. The client coughs.

3. There is minimal friction when the catheter is passed into the tracheostomy tube.

4. There is humidification for the respiratory tract.