More Than Meets the Eye
This type of current is needed to operate a transformer
What is Alternating Current (AC)?
Condition of excess fluid within the lung that most frequently is caused by a backup in pulmonary circulation, commonly associated with congestive heart failure
What is Pulmonary Edema?
The number of diodes it takes to achieve full wave rectification
What is 4?
For a 45° AP medial oblique ankle, the foot must be dorsiflexed to at least 80° to 85° from the IR to prevent this bone from superimposing the lateral malleolus
What is the calcaneus?
In kVp quality control, this is the maximum allowable percentage variation from the set value to maintain accurate exposure and reliable EI, despite drift from tube aging
What is 5%?
Any willful attempt or threat to inflict injury on a person
What is assault?
Oxygenated blood returns from the lungs to the left atrium specifically via these vessels
What are the pulmonary veins?
An autotransformer functions based on the principle of
What is self-induction?
Condition in which secretions of heavy mucus cause progressive “clogging” of bronchi and bronchioles
What is Cystic Fibrosis?
Another name for a variable resistor and the section of the x-ray circuit that contains one
What is a rheostat in the filament circuit?
To achieve a proper AP mortise projection, the leg and foot must be rotated medially 15° to 20° until this imaginary line is parallel to the IR.
What is the intermalleolar line?
The percent of permissible SID error between the primary beam image and the light field size
What is 2%?
Malicious spreading of written information that causes defamation of character or loss of reputation
What is libel?
Due to the demands of systemic circulation, the muscular wall on this side of the heart is approximately three times as thick as the opposing side
What is the left side?
This type of transformer has a turns ratio greater than 1
What is a Step-Up Transformer?
The name of the defect that causes the breaking down or deterioration of the pars interarticularis
What is spondylolisis?
For the x-ray circuit to function properly, the rectifiers must be located between these two locations
What is between the step-up transformer and the x-ray tube?
When determining the CR angle for an AP knee, a patient with a measurement of less than 19 cm from the ASIS to the tabletop requires this specific angle
What is 5° caudad?
Exposure reproducibility should be maintained within this percentage variation
What is 5%?
DOUBLE JEOPARDY
Unjustifiable detention of a person against his and/or her will
This large vein, located on the posterior side of the heart between the atria and ventricles, is responsible for draining the majority of the blood from the heart muscle
What is the coronary sinus?
The effect a step-up transformer has on voltage and current if there is no change in the resistance
What is Increases Voltage and Decreases Current?
A disorder of unknown origin marked by an initial phase of bone destruction followed by repair, producing lucent areas early and a ‘cotton-wool’ sclerotic appearance later - often leaving bones enlarged, fragile, and deformed.
What is Paget's disease (osteitis deformans)?
The mA meter is located in this section of the x-ray circuit for this reason (2-part answer)?
What is the secondary circuit and monitors tube current?
For the Rosenberg method of weight-bearing knees that requires the patient to flex their knees 45°, this is the required CR angle and direction
What is 10° caudal?
The 3 types of focal spot test tools
What are pinhole cameras, star test patterns, and line pair resolution tools?
The two main types of unintentional torts
What are negligence and malpractice?
The right coronary artery originates from this specific location
What is the aortic bulb (root)?
This is the secondary (output) voltage of the autotransformer when the assigned tube potential is 110 kVp
What is 110 volts?
This injury of the anteroinferior glenoid labrum is commonly associated with anterior shoulder dislocation and may involve a small avulsion fracture of the glenoid rim
What is a Bankart lesion?
The amount of voltage ripple in single phase generators and high-frequency generators, respectively
What is 100% and less than 1%?
Name the 3 method names to demonstrate the intercondyloid fossa.
What is Béclere, Homblad, and Camp Coventry?
Minimum response time for modern AEC systems
What is 1 ms (0.001 sec)?
This Italian doctrine can be applied when negligence and loss are so apparent that they would be obvious to anyone; "the thing speaks for itself"
What is res ipsa loquitur?
Developed in the 1950s, this percutaneous technique is the most common method for vessel access during cardiac catheterization
What is the Seldinger technique?