The serous membrane that surrounds the heart is called the

How much of a 5% cream must be mixed with a 10% cream to prepare 4oz of a 3.75% cream?

A) 2.4 gm B) 66.6 gm C) 78.9 gm D) 60 gm

Which of the following would NOT be considered one of the five levels of the command sequence?

A) Incident priorities B) Size-up C) Strategy D) Rescue