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CEN Practice Exam 1 Questions and Answers (100% Pass)
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CEN Practice Exam 1 Questions and Answers (100% Pass)
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©PREP4EXAMS@2024 [REAL-EXAM-DUMPS] Wednesday, July 31, 2024 9:10 AMCEN Practice Exam 1 Questions and Answers (100% Pass)
A. The use of supplemental oxygen in normoxic patients has not been established. In
patients with potential coronary artery syndrome, withholding of additional supplemental
oxygen should be considered for those in the prehospital or in-patient hospital setting
and the emergency department. - ✔️✔️A patient presents to the emergency department
with chest pain and diaphoresis, and denies dyspnea. Vital signs are BP 148/70 mm
Hg, HR 72 beats/minute, RR 18 breaths/minute, Sp02 98% on room air. Breath sounds
are clear and equal. rlhe electrocardiogram shows an inferior wall ST segment
elevation. You anticipate the following oxygen order.
A. No supplemental oxygen at this time
B. Nasal cannula at 6 L per minute
C. Partial rebreather mask at 10 L per minute
D. Nonrebreather mask at 15 L per minute
C. Chest pain that radiates to both shoulders has a likelihood ratio of 7.1, and pain that
radiates to the right shoulder has a stronger likelihood ratio of 2.9 of predicting acute
COronary syndro compared with pain that radiates only to the left shoulder. - ✔️✔️A
patient complains of chest pain, dyspnea, and diaphoresis. Which of the following
assessment factors would indicate a possible diagnosis of acute coronary syndrome?
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, ©PREP4EXAMS@2024 [REAL-EXAM-DUMPS] Wednesday, July 31, 2024 9:10 AM
A. Pleuritic chest pain
B. Positional chest pain
C. Chest pain that radiates to the shoulders, with pain in the right shoulder worse than
pain in the left shoulder
D. Pain reproducible with chest wall palpation
D. Adrenal gland stimulation causes the adrenals to release two catecholamines:
epinephrine and norepinephrine. Epinephrine increases heart rate and peripheral
vasoconstriction and triggers glycogenolysis. - ✔️✔️Whichofthefollowinghuman
compensatorymechanisms to the presence ofshocktriggersglycogenolysis?
A. Chemoreceptor activation
B. Clotting cascade activation
C. Cerebral autoregulation stimulation
D. Adrenal gland stimulation
D. Patients with Ehler—Danlos syndrome may be identified by hypermobile joints and
skin that is hyper-extensible, has a soft velvety-like appearance, is fragile, and tears or
bruises easily. Ehler—Danlos syndrome is a connective tissue disorder that places
patients at risk for the presence of aortic aneurysm and dissection. - ✔️✔️A patient
presents to the emergency department with abdominal pain and "ripping" back pain.
Which condition places the patient at risk for abdominal aortic dissection?
A. Down syndrome
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