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What is the primary purpose of mechanical ventilation?

To promote muscle relaxation

To improve blood circulation

To maintain ventilation and O2 delivery (correct)

To facilitate faster recovery from illness

Which of the following is NOT an indication for mechanical ventilation?

Excessive mucus production (correct)

General anesthesia

Influenza

Acute respiratory failure

Which clinical manifestation indicates the potential need for ventilatory support?

Confusion with need for airway protection (correct)

Normal respiratory rate

Stable oxygen saturation

Mild cough

What is the correct range for respiratory rate indicating the need for ventilatory support?

10-20 breaths/min Signup and view all the answers

Which condition is classified under gas exchange abnormalities that may require mechanical ventilation?

Acute asthma attack Signup and view all the answers

What does Assist-Control (A/C) mode of mechanical ventilation primarily enable for the patient?

The ventilator assists with delivering a specified tidal volume. Signup and view all the answers

Which of the following is a characteristic feature of negative-pressure ventilators?

They are also known as 'Iron Lungs'. Signup and view all the answers

When using Pressure-Controlled Ventilation (PCV), what primarily influences the ventilation delivered to the patient?

The ventilator pressures are controlled rather than volume delivered. Signup and view all the answers

What best describes the role of the patient in Synchronized Intermittent Mandatory Ventilation (SIMV)?

The patient can initiate breaths that may not be synchronized. Signup and view all the answers

Which of the following best describes the tidal volume range for a healthy adult patient?

$5-15$ ml/kg body weight. Signup and view all the answers

What physiological parameter does Continuous Positive Airway Pressure (CPAP) primarily provide?

A continuous positive pressure to keep airways open during inhalation. Signup and view all the answers

In terms of arterial blood gases, which pH range is generally considered normal?

$7.35-7.45$ Signup and view all the answers

What is the function of Positive End Expiratory Pressure (PEEP) in mechanical ventilation?

It prevents complete airway collapse at the end of expiration. Signup and view all the answers

What is the primary initial action when a ventilator alarm sounds?

Silence the alarm and assess the patient Signup and view all the answers

Which situation is likely to trigger a high-pressure alarm on a ventilator?

The patient is biting the endotracheal tube Signup and view all the answers

In a low-pressure alarm situation, which of the following is NOT a possible cause?

Kinked ventilator tubing Signup and view all the answers

What is the primary purpose of the Synchronized Intermittent Mandatory Ventilation (SIMV) method in weaning?

To promote spontaneous breathing while providing occasional support Signup and view all the answers

What should be done if a ventilator malfunction is suspected?

Immediately take the patient off the ventilator and ventilate by hand Signup and view all the answers

Which alarm indicates the patient has a slow respiratory rate during weaning?

Apnea alarm Signup and view all the answers

During a T-Piece trial, what is the patient primarily using for breathing?

A T-tube connected to an oxygen source Signup and view all the answers

What is NOT a cause of a temperature alarm in ventilator management?

Patient experiencing fever Signup and view all the answers

What is the purpose of administering an initial FIO2 level of 100% in adult patients?

To ensure immediate oxygenation until ABG results are available Signup and view all the answers

What range is considered a safe tidal volume (VT) for ventilated patients?

6 to 8 mL/kg of body weight Signup and view all the answers

What condition is most likely if FIO2 levels exceed 60% for more than 25 hours?

Oxygen toxicity Signup and view all the answers

Which of the following reflects a common symptom of oxygen toxicity?

Dry cough Signup and view all the answers

When adjusting FIO2 for a patient, what SaO2 level should generally be maintained?

90% or greater Signup and view all the answers

What is meant by 'Peak Flow / Flow Rate' in the context of mechanical ventilation?

The speed at which air is delivered to the patient Signup and view all the answers

Which of the following statements about respiratory rate (F) is accurate?

It includes both patient and ventilator breathing rates Signup and view all the answers

What is the primary reason high tidal volumes were traditionally used in ventilatory support?

To maximize the amount of air taken in with each breath Signup and view all the answers

What is the effect of decreasing sensitivity on breathing effort?

It increases the amount of negative pressure required to breathe. Signup and view all the answers

Which type of alarm warns of a disconnection from the ventilator?

Low-pressure alarm Signup and view all the answers

Which of the following is a physiological complication of mechanical ventilation?

Stress ulcers Signup and view all the answers

What is a common mechanical complication of mechanical ventilation?

Barotrauma Signup and view all the answers

Which intervention is important for maintaining patient safety during mechanical ventilation?

Responding to ventilator alarms immediately Signup and view all the answers

What can occur if the tracheostomy cuff fails?

Accidental decannulation Signup and view all the answers

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Questions and Answers

What is the primary purpose of mechanical ventilation?

Which of the following is NOT an indication for mechanical ventilation?

Which clinical manifestation indicates the potential need for ventilatory support?

What is the correct range for respiratory rate indicating the need for ventilatory support?

Which condition is classified under gas exchange abnormalities that may require mechanical ventilation?

What does Assist-Control (A/C) mode of mechanical ventilation primarily enable for the patient?

Which of the following is a characteristic feature of negative-pressure ventilators?

When using Pressure-Controlled Ventilation (PCV), what primarily influences the ventilation delivered to the patient?

What best describes the role of the patient in Synchronized Intermittent Mandatory Ventilation (SIMV)?

Which of the following best describes the tidal volume range for a healthy adult patient?

What physiological parameter does Continuous Positive Airway Pressure (CPAP) primarily provide?

In terms of arterial blood gases, which pH range is generally considered normal?

What is the function of Positive End Expiratory Pressure (PEEP) in mechanical ventilation?

What is the primary initial action when a ventilator alarm sounds?

Which situation is likely to trigger a high-pressure alarm on a ventilator?

In a low-pressure alarm situation, which of the following is NOT a possible cause?

What is the primary purpose of the Synchronized Intermittent Mandatory Ventilation (SIMV) method in weaning?

What should be done if a ventilator malfunction is suspected?

Which alarm indicates the patient has a slow respiratory rate during weaning?

During a T-Piece trial, what is the patient primarily using for breathing?

What is NOT a cause of a temperature alarm in ventilator management?

What is the purpose of administering an initial FIO2 level of 100% in adult patients?

What range is considered a safe tidal volume (VT) for ventilated patients?

What condition is most likely if FIO2 levels exceed 60% for more than 25 hours?

Which of the following reflects a common symptom of oxygen toxicity?

When adjusting FIO2 for a patient, what SaO2 level should generally be maintained?

What is meant by 'Peak Flow / Flow Rate' in the context of mechanical ventilation?

Which of the following statements about respiratory rate (F) is accurate?

What is the primary reason high tidal volumes were traditionally used in ventilatory support?

What is the effect of decreasing sensitivity on breathing effort?

Which type of alarm warns of a disconnection from the ventilator?

Which of the following is a physiological complication of mechanical ventilation?

What is a common mechanical complication of mechanical ventilation?

Which intervention is important for maintaining patient safety during mechanical ventilation?

What can occur if the tracheostomy cuff fails?

Which is a nursing intervention to prevent infection in mechanically ventilated patients?

What complication can arise from a kinked or plugged endotracheal tube?

What is the primary concern of a high-pressure alarm on a ventilator?

Which of the following is an airway complication of mechanical ventilation?

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