Quiz: 7-Endotracheal intubation

1- All of the following are example of definite airways except:

A a) Nasotracheal tube B b) Orotracheal tube C c)Laryngeal mask airway D d) Cricothyroidotomy

2- All are features of difficult airway except-

A a) Miller's sign B b) Micrognathia with macroglossia C c) TMJ ankylosis D Increased thyromental distance

3- True about laryngeal mask airway is:

A a) Prevents aspiration B b) Used in oral surgeries C c) Used in laryngeal D d) Maintains airway.

4- Each of the following is a predictor of difficulty with mask ventilation EXCEPT

A a) Presence of beard B b) BMI greater than 26 C c)Presence of teeth D d) Age greater than 55

5- The Mallampati classification focuses on the visibility of oropharyngeal structures whe the patient is examined in which of the following positions?

A a) Supine, mouth fully open, tongue protruded, with phonation B b) Semi recumbent, mouth fully open, tongue protruded, without phonation C c) Sitting, mouth opened, tongue in neutral position, without phonation D d) Sitting, mouth fully opened, tongue protruded, without phonation

6- Cricoid pressure ( Sellick's maneuver) can be used in an attempt to

A a) Reduce gastric distention during bag- mask ventilation B b) Reduce passive regurgitation of gastric contents C c) Occlude the esophagus against the C6 vertebra D d)All of the above

7- Which of the following is NOT a suggested use for the laryngeal mask airway?

A a) Emergency ventilation when tracheal intubation has failed. B b) Assisting a tracheal intubation C c)To protect against aspiration D d) Providing an airway with minimal changes in blood pressure and heart rate

8- The operation which allows air to be given directly in the trachea is called

A a)Tracheotomy B b) Vasectomy C c) Disc Prolapse D d) Clog Removing

9-What is the main advantage of a laryngeal mask airway over endotracheal intubation?

A a)Reduced risk of aspiration B b) Better airway protection C c) Improved oxygenation D d) Lower incidence of laryngospasm

10- All of the following are examples of definite airways, except

A a) Nasotracheal tube B b) Orotracheal tube C c) Laryngeal mask airway D d) Cricothyroidotomy

11- True about laryngeal mask airway

A a-More reliable than face mask B b) Prevents aspiration C c) Does not require laryngoscope and visualization D d) Can be used in full stomach

12- Mallampati grading is for

A a) Mobility of cervical spine B b) Mobility C e) Assessment of free rotation of neck before intubation D d)Inspection of oral cavity before intubation

13- Sellick maneuver is used to prevent.

A a) Alveolar collapse B b) hypertension C c)Aspiration of gastric contents D d) Bradycardia

14- Which one of the following is not a component of airway maintenance:

A a) head tilt B b) Jaw thrust C c) Chin lift D d)Tongue pull

15- According to Mallampati classification which of the following patient should place in class III

A a) Nothing appears B b) Uvula, palate, and tongue appear. C c)Tongue and palate appear D d) None.

16- Which of the following is not an indication for endotracheal intubation:

A a) Maintenance of patent airway. B b) To provide positive pressure ventilation. C c) Pulmonary toilet. D d)Pneumothorax.

17- Most common cause of airway obstruction in

A a)Tongue fall B b) Foreign body. C c) Lax posterior wall, pharyngeal wall. D 17- Most common cause of airway obstruction in

18. The commonest site for obstruction

A a)Larynx B Tracheal tube. C c) Bronchi D All

19. Complete obstruction is

A a)Silent B b) Stridor. C c) Both. D d) None.

20- Correct placement of endotracheal tube is confirmed by

A a) Chest auscultation. B b) Pulse oximetry C c) End tidal CO2 D d) Epigastric auscultation

22- Manual pressure at the cricoid cartilage is used to prevent:

A a) Laryngospasm. B b) Regurgitation of gastric content. C c) Vocal cord trauma D d) vomiting.

21- Disadvantages of endotracheal intubation include all of the following except:

A a) Loss of the protective function of the upper airway. B b) Loss of phonation. C C) Decreased airway resistance. D d) Need for sedation and or analgesia.

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