Which of the following BEST describes the effects of a pericardial tamponade on cardiac output and venous pressure?
A) Cardiac output is low, and central venous pressure rises.
B) Cardiac output rises, and venous pressure is not affected.
C) Cardiac output is not affected, and central venous pressure rises.
D) Cardiac output is high, and central venous pressure falls.
Answer: A
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You are dispatched to a local mall and are met by bystanders who state that the patient was talking to a customer representative and "passed out." You find an alert and oriented 55-year-old female lying supine on the tile floor. The patient tells you that the back of her head is hurting. Which one of the following actions should you perform first?
A) Open her airway with a jaw-thrust. B) Obtain a full set of vital signs. C) Take manual in-line spinal stabilization. D) Assess the back of the patient's head for injury.
The Hazardous Materials Guide for First Responders is a result of a study performed by the:
A. Department of Defense (DoD). B. Department of Transportation (DOT). C. United States Fire Administration (USFA). D. Occupational Safety and Health Administration (OSHA).