Which of the following could be considered to achieve even density of the AP projection t-spine?
application of a small focal spot
use of a trough filter
use of a wedge filter
application of a large focal spot
use of a wedge filter
Rationale: Placing a wedge filter with the thicker end of filter placed over the thinnest end of the spine will help achieve an even density.
You might also like to view...
Which of the following is true concerning prehospital delivery of twins?
A) This is a true emergency and cannot be managed outside the hospital setting without additional help. B) The umbilical cord of the first infant must not be cut until the second infant is born. C) The infants will probably be smaller than a single infant and need attention in keeping them warm. D) There are always two placentas.
To move a tool to a roof or upper floor during an emergency operation, a firefighter should:
A. attach the tool to a ladder belt worn while climbing. B. carry the tool with both hands, resting the tool on ladder rungs for balance. C. carry the tool with one hand, slide the free hand under the ladder beam. D. climb the ladder, then have another firefighter toss the tool up to the tip of the ladder.
You observe that a ventilator reaches a preset pressure early in inspiration but holds it for a spe-cific time, after which inspiration ends. What mode of ventilatory support is in force?
a. Time cycled b. Pressure limited c. Pressure cycled d. Volume limited
A person who has COPD will often have shortness of breath, a ________ heart rate, and experience weakness
Fill in the blank(s) with correct word