The most common cause of cardiac arrest in adults is:
A. "weekend warrior" exercise.
B. myocardial infarction.
C. choking.
D. respiratory arrest.
Answer: B
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A 30-year-old woman complains of swelling in both of her legs. She is 32 weeks pregnant, and states that she has also developed varicose veins over the past few weeks. Which of the following BEST explains the cause of this patient's signs and symptoms?
A) The gravid uterus compresses the superior vena cava, decreasing venous return to the heart. B) Changes in the endocrine system cause peripheral edema during the late stages of pregnancy. C) The gravid uterus compresses the pelvic and femoral vessels, decreasing venous return and causing venous stasis. D) Changes in kidney function alter the normal electrolyte balance, causing tissue edema in the legs and feet.
A review of accidental deaths or injuries related to carbon dioxide use in fire protection reveals that fatal accidents most often occur during ________________of the system
a. inspection b. false alarm c. emergency discharge d. maintenance and testing
Otitis externa, also known as ________ ear, is an inflammation of the outer ear.
A. cauliflower B. sailor's C. swimmer's D. corn
CDAD has been reported with use of nearly all antibacterial agents
Indicate whether the statement is true or false