A 63-Year-Old Man Comes to the Emergency Department Due to a 1-Week

question 296

Multiple Choice

A 63-year-old man comes to the emergency department due to a 1-week history of progressively worsening shortness of breath and cough.  The shortness of breath is exacerbated when the patient lies flat in bed; he has to prop himself up with 3 pillows to sleep well at night.  He was treated for a myocardial infarction 2 weeks ago and had 2 stents placed in the left anterior descending artery.  The patient's other medical conditions include long-standing hypertension and type 2 diabetes mellitus.  Blood pressure is 120/80 mm Hg, pulse is 92/min, and respirations are 22/min.  Pulse oximetry is 89% on room air.  Physical examination reveals bilateral crackles at the lung bases and an S3.  Which of the following is most likely present in this patient?

• A)Decreased alveolar surface tension
• B)Decreased lung compliance
• C)Increased dead space ventilation
• D)Increased functional residual capacity
• E)Left-to-right cardiac shunting

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Definitions:

Obedience

Compliance with an order, request, or law, or submission to another's authority.

Small Groups

A term describing units of interacting individuals, often characterized by a relatively limited size which allows for more personal interaction and shared objectives.

Negative Reactions

Responses or feedbacks that express disapproval, dissatisfaction, or adverse feelings towards something.

Milgram Studies

A series of social psychology experiments conducted by Stanley Milgram, which focused on obedience to authority figures and the conflict between obedience to authority and personal conscience.