SCENARIOUse this scenario to answer the following question(s).Your patient is an elderly woman who complains of chest pain. She is alert and responsive. You plan to provide supplemental oxygen using a nonrebreather mask.Your patient has agreed to supplemental oxygen. Before you place the mask on her face, you must remember to:
A. adjust the flow rate to 5 LPM.
B. inflate the reservoir bag.
C. complete the hydrostatic test.
D. set the bag to deliver 25% oxygen.
Answer: B
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Ca++ ________________________________________________________
Fill in the blank(s) with correct word
Consider the motion of bringing the left knee to the chest. During normal arthrokinematics of the hip joint, the left femoral head glides (or spins in neutral) on the acetabulum during this motion:
a. Anteriorly/inferiorly b. Anteriorly/superiorly c. Posteriorly/inferiorly d. Posteriorly/superiorly
The variable expression for the phrase n decreased by 2 would be:
A. n- 2
B. 2 -n
C. -2n
D. 
Which instrument is used to manipulate ligature wire?
a. Coons pliers b. Ligature director c. Howe pliers d. Ligature wire cutters