Which of the following are true about fires in oxygen (O2)-enriched atmospheres? 1. They are more difficult to put out. 2. They burn more quickly. 3. They burn more intensely
a. 1 and 2 only
b. 2 and 3 only
c. 1 and 3 only
d. 1, 2, and 3
ANS: D
Fires in O2-enriched atmospheres are larger, more intense, faster burning, and more difficult to extinguish.
Health Professions
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Indicate whether the statement is true or false.
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The term that refers to the contraction of the ventricular mass and the pumping of blood into the systemic circulation is called:
A. systole. B. preload. C. diastole. D. afterload.
Health Professions