What is the best time for the nurse to measure a patient's respirations?

When measuring the pulse

When auscultating

When interviewing the patient

When sleeping

Answer and Explanation

The Correct Answer is D

Choice A reason: Measuring respirations during pulse assessment can lead to inaccurate counts, as patients may alter their breathing when aware of pulse measurement. Conscious awareness often causes irregular or controlled breathing, which does not reflect the true respiratory rate, making this an unreliable time.

Choice B reason: Auscultation involves listening to lung or heart sounds, which requires patient cooperation and often affects breathing patterns. Patients may consciously modify their respirations during this process, leading to inaccurate respiratory rate measurements, rendering this an unsuitable time for assessment.

Choice C reason: Interviewing involves patient interaction, which can influence breathing due to speech or emotional responses. This conscious activity often results in irregular or controlled breathing patterns, making it an unreliable time to accurately measure the patient’s natural respiratory rate.

Choice D reason: Measuring respirations when the patient is sleeping ensures an undisturbed, natural breathing pattern, as the patient is unaware of the assessment. This allows the nurse to count the respiratory rate accurately, reflecting the true resting state, making it the optimal time.

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Free Nursing Study Resources

Correct Answer is ["A","B","D"]

Explanation

Choice A reason: Cranial Nerve VII (facial nerve) controls facial expression muscles. Asking the patient to smile tests the nerve’s motor function, specifically the zygomaticus muscles, which elevate the mouth corners, making this a correct assessment task for this nerve.

Choice B reason: Closing eyes tightly assesses Cranial Nerve VII’s motor function, specifically the orbicularis oculi muscle, which closes the eyelids. Weakness or asymmetry indicates potential facial nerve dysfunction, making this a correct task for evaluating this nerve.

Choice C reason: Shrugging shoulders tests Cranial Nerve XI (spinal accessory nerve), which innervates the trapezius and sternocleidomastoid muscles. This action is unrelated to Cranial Nerve VII’s facial motor functions, making it an incorrect choice for this assessment.

Choice D reason: Frowning assesses Cranial Nerve VII’s control over the corrugator supercilii and procerus muscles, which wrinkle the brow and depress the mouth. This task evaluates facial nerve function, making it a correct choice for the assessment.

Choice E reason: Smelling a flower tests Cranial Nerve I (olfactory nerve), responsible for smell sensation. This is unrelated to Cranial Nerve VII’s motor functions for facial expressions, making it an incorrect task for assessing this nerve.

A. Bronchophony B. Rhonchi C. Wheezes D. Crackles

Correct Answer is C

Explanation

Choice A reason: Bronchophony is a voice sound test, not an adventitious breath sound, and is unrelated to narrowed bronchioles in asthma. Wheezes are caused by air through constricted airways, making this incorrect for the described sound.

Choice B reason: Rhonchi are low-pitched sounds from mucus in larger airways, not typical in acute asthma’s narrowed bronchioles. Wheezes, high-pitched sounds from constriction, are characteristic, so this is not the correct adventitious sound.

Choice C reason: Wheezes are high-pitched, musical sounds produced by air passing through narrowed bronchioles, common in severe asthma due to bronchoconstriction. This matches the patient’s condition, making it the correct adventitious sound to expect.

Choice D reason: Crackles are fine or coarse sounds from fluid in alveoli, typical in conditions like pneumonia, not asthma’s airway narrowing. Wheezes are asthma-specific, so this is incorrect for the expected breath sound.

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What is the best time for the nurse to measure a patient's respirations?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

When the nurse assesses the Cranial Nerve VII, which would the nurse ask the patient to perform? (Select all that apply)

Correct Answer is ["A","B","D"]

Explanation

The nurse is listening to the breath sounds of a patient with severe asthma. Air passing through narrowed bronchioles would produce which of these adventitious sounds?

Correct Answer is C

Explanation

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