Which of the following statements regarding fire escapes is MOST accurate?
A. They are not permitted in new construction.
B. They have no means of limiting unwanted access.
C. They are able to support the required live load created during evacations.
D. They are rarely anchored to the building; most are supported at ground level.
A
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The central area in the thorax that contains the heart, great vessels, trachea, and esophagus is the:
A) mediastinum. B) pulmonary hilum. C) hemothorax. D) carina.
It is generally recommended that intake relief valves be set to open when the intake pressure rises more than _____ psi above the desired operating pressure
A. 10 B. 20 C. 25 D. 50
Although several variables can affect the length of deferral after a smallpox vaccination, donors are deferred for a minimum of how many days?
a. 10 b. 14 c. 21 d. 30
When performing a percutaneous needle puncture of the radial artery, you get only a small spurt of blood. Which of the following is the best action at this time?
a. Slowly withdraw the needle until a pulsa-tile flow fills the syringe. b. Pull out entirely, use a different angle and then reinsert it. c. Slowly advance the needle until a pulsatile flow fills the syringe. d. Repeat the procedure with a fresh blood gas kit.