The nurse takes into consideration that a pulse oximeter may not give an accurate reading if the patient is:

jaundiced

febrile

obese

dark skinned

Answer and Explanation

The Correct Answer is A

A. Jaundiced: The yellow discoloration of the skin can interfere with light absorption, affecting the accuracy of the reading.
B. Febrile: An elevated body temperature does not affect the pulse oximeter's accuracy.
C. Obese: Subcutaneous fat does not interfere with the device's light absorption or reading accuracy.
D. Dark-skinned: Higher melanin levels can affect the absorption of light, leading to less accurate readings.

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Correct Answer is D

Explanation

A) Endotracheal tube. An endotracheal tube is invasive and used for patients who require mechanical ventilation, not for simple airway maintenance.
B) Partial rebreather oxygen mask. A partial rebreather mask is used to deliver oxygen, not to maintain airway patency.
C) Tracheostomy. A tracheostomy is a surgical procedure for long-term airway management and is unnecessary in this scenario.
D) Pharyngeal airway. A pharyngeal airway helps maintain airway patency by preventing the tongue from obstructing the airway.

A. incomplete expirations. B. decreased oxygen saturation C. impaired cilia D. increased elasticity in thorax and respiratory tissues

Correct Answer is ["A"]

Explanation

A. Incomplete expirations: Age-related decreased lung elasticity impairs full expiration, trapping air in the lungs.
B. Decreased oxygen saturation: Age-related changes in lung tissue reduce gas exchange efficiency.
C. Impaired cilia: Decreased ciliary function reduces the ability to clear mucus and pathogens from the airway.
D. Increased elasticity in thorax and respiratory tissues: Elasticity decreases with aging, reducing lung compliance.

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The nurse takes into consideration that a pulse oximeter may not give an accurate reading if the patient is:

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

The nurse recognizes that a postoperative patient who can breathe independently but has trouble maintaining an airway because of the tongue falling back into the throat would be best benefitted by a(n)

Correct Answer is D

Explanation

The nurse is aware that changes occur in the respiratory system after the age of 70 that put the older adult more at risk for respiratory problems. These changes include: (Select all that apply.)

Correct Answer is ["A"]

Explanation

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