Your patient is a 30-year-old construction worker who fell from scaffolding and has been impaled through the right orbit by a 36-inch piece of concrete reinforcement bar. The patient responds to verbal stimuli and appears to have multiple other injuries. Which of the following is the BEST course of action?
A) Firmly stabilize the reinforcement bar in place so that the rescue crew can cut it short.
B) Transport with the reinforcement bar in place to prevent delay at the scene.
C) Test the reinforcement bar for stability and remove it only if it is loose enough to be easily pulled from the wound.
D) Remove the reinforcement bar and pack the orbit with sterile moist dressings to keep the scene time under 10 minutes.
A
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The mother of a 9-month-old baby informs you that her child has yet to make any sounds that resemble words or speech. She asks you if this is normal. What is your best response?
A) "Babies typically begin making words at 6 months. It may be a good idea to call your pediatrician for additional information." B) "It usually takes 10 to 12 months for babies to begin talking. Give it time. This is normal." C) "To be honest, all babies develop at their own pace; this is likely fine." D) "Why don't you take him to your pediatrician to find out what is wrong."
All of the following are true about HLA class I molecules except
a. Are expressed only on antigen presenting cells b. Includes a 45 kDa ? glycoprotein heavy chain c. Includes a 12 kDa ?-2 microglobulin light chain d. Has a peptide-binding cleft that reacts with short peptides
Traditional standard care approaches associated with weaning are estimated to comprise what percentage of the total patient time receiving mechanical ventilation?
A. 50% B. 40% C. 30%?D. 20%
What is the name of the device made of layered metal steps of varying thickness used to determine film density and contrast?
What will be an ideal response?