NUR 185 Exam Questions with 100% Correct
Answers
What is gas exchange?
the process by which oxygen is transported to cells and carbon dioxide is transported from
cells
What is another name for pharynx?
throat
What are the 3 parts of the pharynx?
1. Nasopharynx
2. Oropharynx
3. Laryngopharynx
What is another name for larynx?
voice box
What does the larynx connect?
Pharynx and trachea
How many liters of oxygen can a nasal cannula provide?
1-6 liters
How many liters of oxygen can a non-rebreather mask provide?
10-15 liters
How is an oral airway inserted?
,Oropharyngeal airway is inserted by tilting the head back, opening the mouth & inserting the
airway into the patients mouth
What is a nasal airway?
Soft rubber tube that is inserted through the nose & extended the base of the tongue
What is an endotracheal tube?
Tube inserted through mouth, into trachea, the tubes are cuffed & inflatable balloons that seal
the trachea to prevent aspiration of foreign material & to facilitate mechanical ventilation
What is a tracheostomy tube?
Surgically created opening through the neck into the trachea
Where is the tip pointed in an oral airway?
Toward the roof of the mouth
What is the gas exchange focus assessment?
1. Take vitals with pulse ox & pain
2. Inspect the chest wall (anterior & posterior)
3. Auscultate lung sounds anterior & posteriorly bilateral
* always ask what meds & inhalers they are on
* ask if they have shortness of breath, chest pain or dyspnea
Why would you need a tracheostomy?
Respiratory failure
Cancer (throat, thyroid)
Trauma
Surgery
, Steps for suctioning a trach
1. Use sterile technique, wear face shield
2. Use lubricant on suction
3. Oxygenate the patient before suctioning
4. During insertion of the catheter, vent should Be open so that suction does not occur
5. Suction intermittently while rotating the catheter back & forth while withdrawing
6. Suction should not be more than 10 seconds at a time
7. Rinse the catheter by suctioning normal saline through it
8. Oxygenate the patient after
9. Documents the status before & after
Steps for trach care
1. Use standard precaution
2. Suction tracheostomy before removing the old dressing
3. Don sterile gloves
4. Use sterile solution of normal saline to clean inner cannula, not outer cannula
5. Rinse & dry inner cannula, reinsert it into the outer cannula
6. Cleanse the stoma & surrounding skin
7. Do not get solution into stoma
8. Change tracheostomy ties
9. Replace the trach dressing with a precut pad or gauze
10. Tie the tie to the sides
What is a ventilator?
a machine that supports breathing
What is the most used type of ventilator?
Answers
What is gas exchange?
the process by which oxygen is transported to cells and carbon dioxide is transported from
cells
What is another name for pharynx?
throat
What are the 3 parts of the pharynx?
1. Nasopharynx
2. Oropharynx
3. Laryngopharynx
What is another name for larynx?
voice box
What does the larynx connect?
Pharynx and trachea
How many liters of oxygen can a nasal cannula provide?
1-6 liters
How many liters of oxygen can a non-rebreather mask provide?
10-15 liters
How is an oral airway inserted?
,Oropharyngeal airway is inserted by tilting the head back, opening the mouth & inserting the
airway into the patients mouth
What is a nasal airway?
Soft rubber tube that is inserted through the nose & extended the base of the tongue
What is an endotracheal tube?
Tube inserted through mouth, into trachea, the tubes are cuffed & inflatable balloons that seal
the trachea to prevent aspiration of foreign material & to facilitate mechanical ventilation
What is a tracheostomy tube?
Surgically created opening through the neck into the trachea
Where is the tip pointed in an oral airway?
Toward the roof of the mouth
What is the gas exchange focus assessment?
1. Take vitals with pulse ox & pain
2. Inspect the chest wall (anterior & posterior)
3. Auscultate lung sounds anterior & posteriorly bilateral
* always ask what meds & inhalers they are on
* ask if they have shortness of breath, chest pain or dyspnea
Why would you need a tracheostomy?
Respiratory failure
Cancer (throat, thyroid)
Trauma
Surgery
, Steps for suctioning a trach
1. Use sterile technique, wear face shield
2. Use lubricant on suction
3. Oxygenate the patient before suctioning
4. During insertion of the catheter, vent should Be open so that suction does not occur
5. Suction intermittently while rotating the catheter back & forth while withdrawing
6. Suction should not be more than 10 seconds at a time
7. Rinse the catheter by suctioning normal saline through it
8. Oxygenate the patient after
9. Documents the status before & after
Steps for trach care
1. Use standard precaution
2. Suction tracheostomy before removing the old dressing
3. Don sterile gloves
4. Use sterile solution of normal saline to clean inner cannula, not outer cannula
5. Rinse & dry inner cannula, reinsert it into the outer cannula
6. Cleanse the stoma & surrounding skin
7. Do not get solution into stoma
8. Change tracheostomy ties
9. Replace the trach dressing with a precut pad or gauze
10. Tie the tie to the sides
What is a ventilator?
a machine that supports breathing
What is the most used type of ventilator?
