Which precaution is essential and specific for operating room safety during laser procedures?
A. Grounding of all electrical equipment
B. Maintaining sterility of the surgical field
C. Ensuring that all personnel wear eye shields
D. Ensuring that all personnel and the client wear radiation dosimeter badges
C
The laser beam produces intense heat capable of vaporizing tissues. The eyes of personnel can be damaged if the laser is accidentally misdirected during surgery; thus, all personnel in the room must wear appropriate eye shields. The radiation energy associated with the laser does not scat-ter, and personnel are not exposed.
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Patients with diabetes mellitus should exercise at times when their blood glucose level is _____ mg/dL
a. between 90 and 110 b. between 100 and 160 c. between 100 and 200 d. less than 250
The nurse is providing range-of-motion exercising to the client's elbow when the client complains of pain. What action should the nurse take?
1. Stop immediately and report the pain to the client's physician. 2. Discontinue the treatment and document the results in the medical record. 3. Reduce the movement of the joint just until the point of slight resistance. 4. Continue to exercise the joint as before to loosen the stiffness.
Nerve tissue transmits impulses throughout the body
True False
What factors contribute to the development of orthostatic hypotension?
a. Altered body chemistry b. Drug action of certain antihypertensive agents c. Prolonged immobility d. Effects of aging on postural reflexes e. Any condition that produces volume overload