What part of the x-ray unit restricts the radiation beam to 2.75" at the end
of the cone?
a. a collimator
b. an aluminum filter
c. a lead apron
d. a tungsten target

Which of the following pieces of equipment is necessary for the prone position? a. stirrups b. footboard c. chest rolls d. bean bag

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

Stratified systems are: caste, slavery, class and estate. in your opinion which 2 stratified systems have the most in common. then discuss 2 systems you believe to be the least similar.