#1
Which of the following is NOT a contraindication for nasogastric tube insertion?
Facial trauma
Esophageal varices
Recent nasal surgery
History of hiatal hernia repair
#2
What is the recommended position for a patient during nasogastric tube insertion?
Supine
Trendelenburg
Left lateral decubitus
Fowler's
#3
What is the typical diameter (in French) of a nasogastric tube used for adult patients?
#4
Which landmark is commonly used to estimate the correct depth for nasogastric tube insertion in adult patients?
Nasal ala to earlobe to xiphoid process
Nasal tip to tragus to xiphoid process
Nasal ala to tragus to sternum
Nasal tip to earlobe to sternum
#5
Which of the following medications can be used to aid in nasogastric tube insertion by causing nasal vasoconstriction?
Oxymetazoline
Loratadine
Ipratropium
Pseudoephedrine
#6
What is the primary purpose of checking gastric residual volume in patients with a nasogastric tube?
To assess tube placement
To evaluate nutritional status
To monitor for gastric intolerance
To measure gastric acid production
#7
What is the purpose of measuring pH and auscultating air in the stomach after nasogastric tube insertion?
To confirm tube placement
To assess for tube migration
To check for tube blockage
To monitor for aspiration risk
#8
Which of the following is a potential complication of nasogastric tube insertion?
Pneumothorax
Sinusitis
Hypernatremia
Bradycardia
#9
What is the primary purpose of securing a nasogastric tube to the patient's nose?
To prevent displacement
To control gastric secretions
To improve patient comfort
To enhance tube visualization
#10
What is the maximum volume of air typically used for inflating the balloon on an adult nasogastric tube?
5-10 mL
10-20 mL
20-30 mL
30-50 mL
#11
Which technique can help prevent aspiration during nasogastric tube insertion in patients at risk?
Rapid insertion
Applying cricoid pressure
Administration of sedatives
Suctioning the oropharynx
#12
What is the typical length (in inches or centimeters) of a nasogastric tube used for adult patients?
18-20 inches
24-36 inches
40-45 inches
50-55 inches
#13
What is the recommended method for verifying nasogastric tube placement?
Visual inspection only
Aspiration of gastric contents and pH testing
Confirmation by the patient
X-ray
#14
Which action is NOT recommended during nasogastric tube removal?
Withdraw the tube slowly and steadily
Ask the patient to perform a Valsalva maneuver
Apply gentle traction to the tube
Inspect the tube for any abnormalities
#15
Which factor is NOT important to consider when selecting the appropriate size of a nasogastric tube?
Patient's age
Patient's weight
Purpose of tube placement
Patient's blood pressure
#16
Which statement regarding nasogastric tube feeding is accurate?
Feeding should be initiated immediately after tube insertion
Feeding rate should be adjusted based on bowel sounds
Feeding should be discontinued if gastric residual volume exceeds 100 mL
Feeding formula should be diluted to prevent clogging
#17
What is the recommended action if the nasogastric tube is accidentally inserted into the respiratory tract?
Remove the tube and notify the physician
Advance the tube further to clear the obstruction
Leave the tube in place and monitor the patient's respiratory status
Attempt to aspirate air to confirm placement