- Study guides, Class notes & Summaries

CEN practice questions Pulse pressure is the difference between systolic blood pressure and diastolic blood pressure, and is widened in which of the following disorders? (A) Early hypovolemic shock (B) Increased ICP (C) Cardiac tamponade (D) Neurogenic shock - (B) Increased ICP [pulse pressure is narrow in early shock, cardiac tamponade, and aortic valve stenosis] Parents bring in their 4-week-old infant with non-bilious projectile vomiting and persistent hunger. Which of the following con...

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4 pages

Written in 2022/2023

Grade A+

Academicmines

CEN Practice Test Preload refers to: a. The volume of blood entering the left side of the heart b. The volume of blood entering the right side of the heart c. The pressure in the venous system that the heart must overcome to pump the blood d. The pressure in the arterial system that the heart must overcome to pump the blood - b. The volume of blood entering the right side of the heart Preload is the volume of blood that enters the right side of the heart. This volume stretches the fi...

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15 pages

Written in 2022/2023

Grade A+

Academicmines

CEN Practice Exam 1 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% ...

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2 pages

Written in 2022/2023

Grade A+

Academicmines

CEN-Practice questions The major physiologic insult which occurs in a near drowning victim is which of the following? a. hypothermia b. pneumonia c. dysrhythmia d. hypoxemia - Hypoxemia rationale: The central clinical event in all near drowning victims is hypoxia caused by laryngospasm and asphyxia. A 40 yr old male involved in a house fire presents to the emergency department with dyspnea, sooty sputum, and a brassy cough. He is conscious, and 100% oxygen via non-rebreather reservo...

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4 pages

Written in 2022/2023

Grade A+

Academicmines

Which of the following infection control measures is indicated in the patient with an active methicillin resistant staphylococcus aureus wound infection? A. Droplet precautions B. Contact preacutions C. Protective isolation D. Airborne precautions - ANSWER B. Contact precautions Rationale: CDC recommends contact precautions for patients with active MRSA infection. A patient with a hand wound caused by a high-pressure paint gun is awaiting surgical wound exploration. Preoperatively, t...

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5 pages

Written in 2022/2023

Grade A+

ALVINK2022

Which of the following infection control measures is indicated in the patient with an active methicillin resistant staphylococcus aureus wound infection? A. Droplet precautions B. Contact preacutions C. Protective isolation D. Airborne precautions - Answer - B. Contact precautions Rationale: CDC recommends contact precautions for patients with active MRSA infection. A patient with a hand wound caused by a high-pressure paint gun is awaiting surgical wound exploration. Preoperatively,...

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5 pages

Written in 2022/2023

Grade A+

QUEENSEXAMS