Module Exam #2 Chapter 9-10 (Airway)

partial rebreather mask

A ________ is NOT typically used in the prehospital setting for oxygen administration. A. partial rebreather mask B. nasal cannula C. tracheostomy mask D. regulator

80-100

A nonrebreather mask at 12 to 15 liters per minute will generally provide the patient what percentage of oxygen? A. 90-100 B. 80-100 C. 24-44 D. 16-21

Inflate the reservoir bag and make sure the bag does not deflate during inspiration.

Before applying a nonrebreather mask, the EMT should take what action? A. Connect the mask to a humidified oxygen source and wait for the patient's heart rate to slow. B. Make sure the oxygen supply has greater than 2,000 psi in the tank. C. Inflate the reservoir bag and make sure the bag does not deflate during inspiration. D. Insert a properly sized oropharyngeal airway.

It is not of great benefit during short transports but can make the patient more comfortable.

Concerning the use of humidified oxygen, which of the following is true? A. It is not of great benefit during short transports but can make the patient more comfortable. B. The water reservoir should be changed on a weekly basis. C. The water in the reservoir should be treated with chlorine tablets to prevent the growth of bacteria. D. It should only be used when assisting ventilations with a bag-valve-mask device.

hypoxia.

For life to be maintained, a balance of oxygen and carbon dioxide is needed. The condition when oxygen levels are low is called: A. hypercarbia. B. hypoxia. C. hyperventilation. D. hypotension.

Is he breathing

In assessing a patient's breathing, what is your first question? A. Is he alive or dead? B. Is he breathing? C. Is his breathing adequate or inadequate? D. Is he big sick or little sick?

Pressure-compensated flowmeter

Of the three types of oxygen flowmeters, which one can only be used upright? A. Bourdon gauge flowmeter B. Constant flow selector valve C. Hudson gauge flowmeter D. Pressure-compensated flowmeter

all of these answers are correct

On which of the following types of calls should you bring your portable suction unit to the patient's side upon arrival on the scene? A. All of these B. Motor vehicle collision C. Cardiac arrest D. Seizure

Stridor

The high-pitched sound caused by an upper airway obstruction is known as: A. rales. B. stridor. C. rhonchi. D. gurgling.

recommended

The jaw-thrust maneuver is the only ________ airway procedure for an unconscious patient with possible head, neck, or spine injury or unknown mechanism of injury. A. forbidden B. recommended C. required D. prohibited

pulmonary respiration

The movement of oxygen and carbon dioxide between the alveoli and circulating blood is called: A. pulmonary respiration. B. osmosis. C. cellular respiration. D. internal respiration

High carbon dioxide and low oxygen

The normal stimulus to breathe is stimulated by the chemoreceptors that measure the change of what two gases? A. High carbon monoxide and low oxygen B. Low hydrogen and high carbon monoxide C. High carbon dioxide and low oxygen D. High hydrogen and low carbon dioxide

6

The oxygen flow rate for a nasal cannula should not exceed ________ liters per minute. A. 8 B. 4 C. 2 D. 6

ventilation.

The process of air moving in and out of the chest is called: A. ventilation. B. respiration. C. inhalation. D. tidal volume.

1,000

The safe residual for an oxygen cylinder is ________ psi. A. 1,000 B. 300 C. 500 D. 200

carina

The trachea branches off at the ________ and forms two mainstem bronchi. A. alveoli B. carina C. pleura D. bronchioles

inhaled air.

Venturi masks are designed to mix oxygen with: A. inhaled air. B. carbon monoxide. C. nitrogen. D. humidified air.

Cyanosis (blue or gray skin), deterioration of patient's mental status

What are the signs of hypoxia? A. Shock caused from the lack of blood flowing to the vital organs like the brain and heart that is irreversible. B. Cyanosis (blue or gray skin), deterioration of patient's mental status. C. Disease process that robs the patient of adequate breathing and perfusion. D. Warm dry skin, with difficulty in breathing, and hypertension.

Pocket face mask

What device is used to perform mouth-to-mask ventilation? A. Bag-valve mask B. Stoma C. Pocket face mask D. Automatic transport ventilator

15/25 respiratory fitting

What is NOT one of the basic parts of a bag-valve-mask system? A. Non-jam valve B. Self-refilling shell C. 15/25 respiratory fitting D. Be nonrebreathing

Loss of muscle tone and airway collapse

What is the danger that an altered mental status can pose to a patient's breathing? A. Bronchospasms B. Depressed alveolar function C. Hyperoxia D. Loss of muscle tone and airway collapse

50%

What is the percentage of oxygen provided by connecting a high flow of oxygen to the oxygen inlet found on a pocket mask? A. 100% B. 21% C. 16% D. 50%

Chronic obstructive pulmonary disease (COPD) has changed the stimulus to breathe to the hypoxic drive and high concentration can depress breathing.

What is the relatively rare condition that can cause respiratory depression? A. The eyes can develop scar tissue on the retina from a high concentration of oxygen. B. Lungs can react unfavorably to oxygen when the concentration is too high for a long period of time and this can depress breathing. C. High concentration of oxygen can depress breathing when the patient has an allergic reaction from the oxygen. D. Chronic obstructive pulmonary disease (COPD) has changed the stimulus to breathe to the hypoxic drive and high concentration can depress breathing.

Snoring

What is the sound of the soft tissue of the upper airway creating impedance or partial obstruction to the flow of air? A. Stridor B. Snoring C. Gurgling D. Hoarseness

180

When inserting an oropharyngeal airway, how many degrees do you need to rotate the airway so the tip is pointing down into the patient's pharynx? A. 270 B. 180 C. 90 D. 45

10

When suctioning the airway, suction should never be applied for longer than ________ seconds. A. 60 B. 30 C. 10 D. 45

The minute volume is less than normal.

Which of the following BEST describes inadequate breathing? A. The respiratory rate is faster than normal. B. The respiratory rate is slower than normal. C. The minute volume is greater than normal. D. The minute volume is less than normal.

Green and white

Which of the following colors identifies an oxygen cylinder? A. Orange and red B. Blue and yellow C. Green and white D. Black and tan

They cannot be used in a patient with a gag reflex.

Which of the following is a disadvantage of oropharyngeal airways (OPAs)? A. They require the use of a water-soluble lubricant. B. They do not come in pediatric sizes. C. They cannot be used in patients with a suspected skull fracture. D. They cannot be used in a patient with a gag reflex.

Nasal flaring

Which of the following is a sign of an inadequate airway? A. Equal expansion of both sides of the chest when patient inhales B. Regular chest movements C. Typical skin coloration D. Nasal flaring

Gasket

Which of the following is acceptable for maintaining a seal between an oxygen cylinder and regulator? A. Grease plug B. Medical grade adhesive tape C. Gasket D. Pop-off valve

Regulator

Which of the following is necessary to deliver oxygen to patients at a safe pressure? A. Regulator B. Filter C. Flowmeter D. Float ball

Nonrebreather mask.

Which of the following is the best device to deliver high-concentration oxygen to a breathing patient? A. Oropharyngeal airway. B. Nonrebreather mask. C. Nasal cannula. D. Simple face mask.

Insert the catheter or tip to the desired depth prior to applying suction.

Which of the following is the correct method of suctioning? A. Begin suctioning as you insert the suction tip or catheter into the mouth. B. Suction intermittently, both while inserting and withdrawing the suction tip or catheter. C. Insert the catheter or tip to the desired depth prior to applying suction. D. Suction continuously, both while inserting and withdrawing the suction tip or catheter.

The bevel should be turned toward the nasal septum.

Which of the following is true concerning the procedure for inserting a nasopharyngeal airway (NPA)? A. The length of the device is not as important as it is with oropharyngeal airways. B. If a water-soluble lubricant is not available, a silicon spray can be substituted. C. It can only be placed in the right nostril. D. The bevel should be turned toward the nasal septum.

A 24-year-old woman who is breathing 28 times per minute after being in an argument with her husband

Which of the following patients does NOT require the administration of supplemental oxygen? A. A 60-year-old woman with a history of chronic obstructive pulmonary disease (COPD) who can speak two or three words at a time without a breath B. A 6-year-old male with a history of asthma whose breath sounds are silent and who is drowsy C. A 24-year-old woman who is breathing 28 times per minute after being in an argument with her husband D. A 31-year-old male who is unresponsive due to an overdose of narcotics

The trachea is easily obstructed by swelling.

Which of the following should be kept in mind when assessing and managing the airway of a pediatric patient? A.Due to their short necks, pediatric patients require a greater degree of hyperextension to open the airway than do adults. B. The tongue is not as likely to obstruct the airway as in an adult. C. The trachea is easily obstructed by swelling. D. Gastric distention is unlikely.

Air moves into the alveoli, blood is transported by the pulmonary capillaries, and diffusion occurs

Which of the following statements BEST describes the exchange of gas in the alveoli? A. Blood moves from the left heart to the lungs, air arrives in the alveoli sacks, and diffusion occurs. B. Air moves into the airway, blood arrives via the pulmonary veins, and osmosis occurs. C. Air moves into the alveoli, blood is transported by the pulmonary capillaries, and diffusion occurs. D. Blood moves by way of the pulmonary capillaries, air arrives at the alveoli, and osmosis occurs.

Bronchi

Which of the following structures is found in the lower airway? A. Bronchi B. Uvula C. Pharynx D. Tonsils

A patient with a stoma

Which of these patients would require a tracheostomy mask for supplemental oxygen administration? A. A patient with chronic bronchitis B. A patient with a stoma C. A patient with quadriplegia D. A patient with upper airway inflammation

It requires chest muscles to contract and use energy to move, creating a negative pressure.

Why is inhalation described as an active process? A. It requires chest muscles to contract and use energy to move, creating a negative pressure. B. It requires chest muscles to relax and use energy to move, creating a positive pressure. C. It uses oxygen to assist chest muscles to contract, creating a negative pressure. D. It requires the diaphragm to relax and use energy to move, creating a positive pressure.

reduce the volume of the ventilations.

You are aggressively ventilating an adult patient with a bag-valve mask when you notice that his previously strong pulse is getting weaker. You should: A. reduce the concentration of oxygen. B. begin chest compressions. C. reduce the volume of the ventilations. D. increase the concentration of oxygen.

Use a nasal cannula instead.

You are transporting a 44-year-old female with chest pain and sudden respiratory distress. She is agitated, anxious, and refuses to have a nonrebreather mask applied. Which of the following is the best option? A. Consult with medical control about restraining the patient. B. Use a nasal cannula instead. C. Have her breathe into a paper bag to control her hyperventilation. D. Do not make further attempts to administer oxygen as it will only agitate the patient further.

Using large bore suction tubing without a tip or catheter attached.

You are ventilating a cardiac arrest patient when he begins to vomit copious amounts of large pieces of undigested food. Which of the following would be most effective in clearing the airway? A. Using a 14 French suction catheter B. Using a rigid pharyngeal suction tip C. Using large bore suction tubing without a tip or catheter attached D. Irrigating the mouth with sterile water to dilute the material before suctioning

Assist ventilations with a​ bag-valve mask and supplemental oxygen.

You have arrived at the scene of a call for a "man down." As you enter the residence you note that your patient is a male in his mid-60s who is awake but does not seem to acknowledge your presence. He is perspiring profusely, has cyanosis of his ears and lips, and has rapid, shallow respirations. Which of the following should you do first? A. Listen to his lung sounds. B. Obtain the patient's medical history. C. Check for a radial pulse. D. Assist ventilations with a bag-valve mask and supplemental oxygen.

ease the head forward a little.

You have performed a head tilt-chin lift maneuver on a 17-month-old boy and are attempting to ventilate him with a bag-valve mask. You are experiencing a lot of resistance with each breath and the chest is barely rising. Prior to attempting ventilations again, you should: A. finger sweep the airway. B. tilt the head back further. C. perform chest thrusts. D. ease the head forward a little.

You should increase the patient's oxygen flow rate to deliver adequate amounts of oxygen to his tissues. If his respiratory rate decreases, you can assist him with a bag-valve-mask device.

Your patient is a 55-year-old man with a history of chronic bronchitis. You have been called to his home today because of an increase in his level of respiratory distress. The patient is on 2 liters per minute of oxygen by nasal cannula at home. Your assessment reveals difficulty speaking due to shortness of breath, leaning forward to breathe, a productive cough, and a respiratory rate of 32 per minute. Which of the following is true concerning the best course of action for this patient? A. You should not increase the patient's oxygen flow rate because of his likely dependence on a hypoxic drive to stimulate breathing. B. Because increased blood levels of carbon dioxide are the primary stimulus to breathe, you should encourage the patient to rebreathe his exhaled air from a paper bag. C. You should increase the patient's oxygen flow rate to deliver adequate amounts of oxygen to his tissues. If his respiratory rate decreases, you can assist him with a bag-valve-mask device. D. You should increase the patient's oxygen flow rate until his respiratory rate decreases and then resume oxygen administration at 2 liters per minute.

apply a nonrebreather mask giving 15 lpm of oxygen.

Your patient is a 65-year-old male with a history of COPD. He is sitting up and complaining of a severe shortness of breath. You should: A. insert a nasal airway and ventilate. B. apply a nonrebreather mask giving 15 lpm of oxygen. C. suction the airway with a rigid suction catheter. D. administer 4 lpm of oxygen via nasal cannula

Apply a nonrebreather mask with an oxygen flow rate of 15 lpm.

Your patient is a motorcyclist who was ejected after striking a guard rail. The patient is unresponsive to painful stimuli and is breathing shallowly six to eight times per minute. Which of the following should you do first? A. Perform a rapid trauma assessment. B. Use a bag-valve mask with supplemental oxygen. C. Apply a nonrebreather mask with an oxygen flow rate of 15 lpm. D. Apply a cervical collar.

roll him over onto his side to clear the airway.

Your patient is breathing 4 shallow breaths per minute due to overdosing on his pain medication but he has a palpable radial pulse. He vomited prior to your arrival and is choking. You should: A. perform chest thrusts to clear the lungs. B. roll him over onto his side to clear the airway. C. insert an oropharyngeal airway and ventilate. D. move the patient to the ambulance and suction.