“Diseases of the present age are very different from diseases of the past.

While gloving prior to beginning an arthroscopic procedure, the surgeon questions the necessity for double-gloving. which of the following are the most appropriate reasons to double-glove? 1. the barrier efficacy of latex decreases over time. 2. latex has a lattice-like structure that can lead to fluid passage. 3. minimally invasive procedures increase the risk of infection. 4. double-gloving adds protection from infection due to puncture injuries. a. 1,2, and 3 only b. 1,2, and 4 only c. 1,3, and 4 only d. 2,3, and 4 only

If the skin preparation site contains a colostomy or draining sinus that cannot be sealed off, how should that area be prepped? a. last, with sponges to be used once and discarded b. first, with the same preparation tray c. simultaneously, with the same preparation tray d. first, with a separate preparation tray

The electrical charge needed for nerve cell firing" is the result of ion exchange in and around the cell. a. true b. false