The RNFA should simultaneously perform as a scrub nurse during a surgical procedure
Indicate whether the statement is true or false.
ANS: F
The RNFA should function solely as a first assistant and never simultaneously perform the duties of the scrub or circulating nurse.
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You are asked to calculate the creatinine clearance rate for a patient and are presented with the following data:
Urine Creatinine 1.75 mg/dL Plasma Creatinine 3.22 mg/dL Surface area of patient's body 42 m2 What other information do you need to calculate the creatinine clearance for this patient? A) The total volume of the patient B) The total volume of the patient's plasma C) The total volume of the plasma sample D) The total volume of the urine sample
If the steering wheel must be displaced during extrication and the air bag has not deployed, which of the following actions is recommended by air bag manufacturers?
A) Disconnect the battery cables. B) Firmly strike the hub of the steering wheel with a mallet to deactivate the air bag before displacing the steering wheel. C) Secure a long backboard across the steering wheel to deflect the air bag from the patient should it deploy. D) No action is required; only frontal impact will deploy air bags.
What element is central to all the structures of a hemoglobin molecule?
a. Nitrogen b. Iron c. Water d. Oxygen
Properly performed chest vibration is applied at what point?
a. Throughout inspiration b. At the end of expiration c. At the start of inspiration d. Throughout expiration