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The amount of air in milliliters that is moved into or out of the lungs during one breath is called?

Irregular respiratory patten often seen with stroke patients and severely head injured patient is called?

Flow rate for a nasal cannula is ______ liters per minute

The narrowest portion of the adult airway is the _______?

Once in the thoracic cavity, the trachea divides at the level of the _______ into the two main stem bronchi (right and left).

The pressure of the gas in a full oxygen cylinder is approximately _______ psi

An oxygen cylinder should be taken out of service and refilled when the pressure inside it is less than:

At a flow rate of 6 L/min, a nasal cannula can deliver an approximate concentration of up to

Irregular respirations characterized by an increasing rate and depth of breathing followed by periods of apnea are called

Structures of the lower airway include all of the following except:

What is the MOST common cause of airway obstruction in an unconscious patient?

a 71 year old male is semiconscious following a sudden, severe headache. there is vomitus on his face, and his respirations are slow and shallow. the EMT must immediately

Which of the following statements regarding normal gas exchange in the lungs is correct?

Which of the following statements regarding oxygen and ventilation is correct?

While eating dinner, your partner suddenly grabs his throat and has a panicked look on his face. he is unable to cough and becomes cyanotic around the lips. you should:

a 19 year old female is found unconscious by her roommate. your primary assessment reveals that her breathing is inadequate. as you insert an oropharyngeal airway, she begins to gag violently. you should:

a 37 year old male has an apparent foreign body airway obstruction. He is conscious and alert and is coughing forcefully. his skin is pink, warm, and moist. the most appropriate treatment for this patient includes

A man was found unresponsive in his bed at home. there is no evidence of injury, and the patients medical history is not known. the patients face is cherry red yet the pulse oximeter reads 98%. which of the following would most likely explain this

a nasopharyngeal airway is inserted:

an adult at rest should have a respiratory rate that ranges between

based on current guidelines, in which of the following situations should supplemental oxygen be administered?

CPAP is indicated for patients who:

Hypoxia is MOST accurately defined as:

In contrast to inhalation, exhalation:

Inhalation occurs when the:

Proper technique for suctioning the oropharynx of an adult patient includes:

The nasal cannula is most appropriately used in the prehospital setting:

The physical act of moving air into and out of the lungs is called

The purpose of the pin-indexing system for compressed gas cylinders is to:

Which of the following is the MOST reliable indicator of adequately performed bag-mask ventilations in an apneic adult with a pulse

You and your partner are treating a 66 year old man who experienced a sudden onset of respiratory distress. he is conscious but is unable to follow simple verbal commands. further assessment reveals that his breathing is severely labored and his oxygen saturation is 80% you should:

You are performing bag mask ventilations with oxygen connected and set at a flow rate of 15 L/min. what percentage of oxygen are you delivering

you have inserted an oral airway and are ventilating an apneic woman with a mag mask device. she suddenly begins regurgitating large amounts of vomit. you should:

Which of the following is a late sign of hypoxia

which of the following structures is NOT found in the upper airway

What occurs when a patient is breathing very rapidly and shallowly

Collapsed alveoli is called

Small tubes with the diameter that link arterioles and venules are called?

During the inhalation phase the diaphragm:

The principal function of the lungs is

Paradoxical motion is often referred to as a flail chest segment

central chemoreceptors located in the medulla provide feedback to increase the rate and depth of breathing when they sense:

match the breath sounds with their description

Which pleural lining covers the outer surface of the lung tissue

Normal breathing sounds are said to be

How does CPAP improve oxygenation and ventilation in patients with certain respiratory problems