The correct answer is C - ANSWER--A woman presents with acute shortness of
breath. Her breathing appears labored and her skin is pale. You should:
A: deliver humidified oxygen and administer an inhaled bronchodilator.
B: ensure that her oxygen saturation does not fall below 85 percent.
C: administer high-flow oxygen and assess the quality of her breathing.
D: place her supine and assist her ventilations with a bag-mask device.
The correct answer is D; - ANSWER--Which of the following signs or symptoms
is indicative of cerebral hypoxia?
A: Diffuse wheezing on exhalation
B: Chief complaint of dyspnea
C: Heart rate greater than 120 beats/min
D: Decreased level of consciousness
The correct answer is A; - ANSWER-- You are assessing a 66-year-old man who
has emphysema and complains of worsened shortness of breath. He is
confused, has a heart rate of 120 beats/min, and an oxygen saturation of
89%. Which of the following assessment findings should concern you the
MOST?
The correct answer is C; - ANSWER--Which of the following is the preferred
initial method for providing artificial ventilations to an apneic adult?
A: Flow-restricted, oxygen-powered ventilation device
B: Two-person bag-valve-mask technique with 100% oxygen
C: Mouth-to-mask technique with supplemental oxygen
D: One-person bag-valve-mask technique with 100% oxygen
The correct answer is A; - ANSWER--Which of the following processes occurs
during inhalation?
A: The intercostal muscles and diaphragm both contract.
B: The diaphragm contracts and the intercostal muscles relax
C: The diaphragm descends and the intercostal muscles relax.
D: The intercostal muscles relax and the diaphragm descends.
The correct answer is A; - ANSWER--Which of the following would MOST likely
occur if an adult patient is breathing at a rate of 45 breaths/min with shallow
depth?
A: Most of his or her inhaled air will not go beyond the anatomic dead space.
B: The lungs would become hyperinflated, potentially causing a
pneumothorax.
,C: Alveolar minute volume would increase due to the rapid respiratory rate.
D: The volume of air that reaches the alveoli would increase significantly.
The correct answer is D; - ANSWER--Occasional, irregular breaths that may be
observed in a cardiac arrest patient are called:
The correct answer is B; - ANSWER--During the inhalation phase of breathing:
A: the muscles in between the ribs relax, which lifts the ribs up and out.
B: pressure within the thorax decreases and air is drawn into the lungs.
C: air passively enters the lungs as pressure within the thorax increases.
D: the diaphragm and intercostal muscles contract and ascend.
The correct answer is D; - ANSWER--You are assessing a 70-year-old male who
complains of pain in both of his legs. He is conscious and alert, has a blood
pressure of 160/90 mm Hg, a pulse rate of 110 beats/min, and respirations of
14 breaths/min and unlabored. Further assessment reveals edema to both of
his feet and legs and jugular venous distention. This patient's primary
problem is MOST likely:
A: chronic hypertension.
B: left heart failure.
C: pulmonary edema.
D: right heart failure.
, The correct answer is B; - ANSWER--Which of the following is the MOST
detrimental effect that tachycardia can have on a patient experiencing a
cardiac problem?
The correct answer is C; - ANSWER--While assessing a patient with chest pain,
you note that his pulse is irregular. This indicates:
A: a dysfunction in the left side of the patient's heart
B: acute myocardial infarction or angina pectoris.
C: abnormalities in the heart's electrical conduction system.
D: high blood pressure that is increasing cardiac workload.
The correct answer is A - ANSWER--The wall that separates the left and right
sides of the heart is called the:
The correct answer is A; - ANSWER--While transporting an elderly woman who
was complaining of nausea, vomiting, and weakness, she suddenly becomes
unresponsive. You should:
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