When not in use, should the PID be pointing up?
What will be an ideal response?
No. When not in use, the support arm should be folded into a closed position with the PID pointing down to prevent weight stress from loosening the support arm, which would cause tube head drift.
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Which disease is characterized by round, circumscribed, erythematous, dry, scaling plaques of various sizes that are covered by silvery, white scales?
A. Ecthyma B. Psoriasis C. Seborrheic keratosis D. Discoid lupus erythematosus
What part of structural fire fighting personal protective equipment (PPE) is designed to fit inside a protective coat?
A. Helmets B. Wristlets C. Protective hoods D. Eye protection devices
What is the role of diphenhydramine in anaphylaxis?
A) Relaxes the smooth muscle in the lungs B) Causes constriction of peripheral blood vessels C) Reduces wheezes in the upper airways D) Prevents histamine from binding to histamine receptors
The size of a preformed crown is determined by the ____________
a. height of the crown b. facial and lingual measurement c. mesial and distal measurement d. tooth in the dentition