Which of the following are true of the harmonic scalpel?
1. uses ultrasonic sound waves
2. simultaneously cuts tissue and seals blood vessels
3. minimizes collateral tissue damage
4. vibrating tip breaks up tissue and vacuums it away

a. 1,2, and 3 only
b. 1, 2, and 4 only
c. 1,3, and 4 only
d. 2,3, and 4 only

Describe the effects and potential risks associated with pica. include lead poisoning in the discussion.

Aclient’s transdermal fentanyl was discontinued 2hr ago due to adverse effects. which of the following findings is the priority for the nurse to document? a. heart rate b. respiratory rate c. bowel sounds d. activity level

Anurse is planning teaching for a client who has asthma about taking montelukast. which of the following should the nurse include about the purpose of this medication? a. relieves acute bronchospasm b. inhibits replication of neutrophils c. controls inflammation in the airways d. activates beta2-receptors in smooth muscle