The primary function of the myocardial working cells is contraction only
A) True
B) False
B
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Which classification of drugs are used to increase the force of myocardial contraction, without causing an increase in the consumption of oxygen?
A) Diuretics B) Vasodilators C) ACE inhibitors D) Cardiac glycosides
Which of the following is an unreliable sign for determining the presence of a tension pneumothorax?
A) Distended neck veins B) Shortness of breath C) Signs and symptoms of shock D) Trachea that shifts to the side opposite the injury
Which of the following pathologies would necessitate the use of increased care in the preparation of an IV site because of skin fragility and increased risk of infection?
A) Addison's disease B) Graves' disease C) Cushing's syndrome D) Myxedema
Which of the following is the most famous examples of a drug that was withdrawn after postmarketing surveillance?
A) celecoxib B) furosemide C) atenolol D) penbutolol