Bootcamp Flashcards
What is the direction of blood flow to the heart?
Left and right pulmonary veins deliver blood to the left atrium
The SVC and IVC empty into the right atrium
In DR, what is the role of TFT in x-ray image production?
Collect the electrical charge and deliver to the ADC
What components can collect and convert light into an electrical signal for image production?
CCD and photodiode
In personnel dosimetry reports, what does LDE indicate?
Lens dose equivalent
What image processing setting would most effectively enhance contrast resolution in a low-contrast image?
Adjust window width
A vasodilator would most likely be used for:
Angio pectoris
Asthma attack
Brachycardia
Laryngeal edema
Angio pectoris
Which of the three are classified as gliding joints:
Distal interphalangeal
Intermetatarsal
Proximal tibiofibular
Tarsometatarsal
Tibiotalar
Intermetatarsal
Proximal tibiofibular
Tarsometatarsal
A technologist is performing a linearity test on a radiographic unit. What is the primary purpose of this test?
To ensure the output radiation dose is proportional to the set mAs
What type of joint is the first sternocostal joint?
Immovable
What valve within the heart separates the right atrium from the right ventricle
Tricuspid valve
How should AEC be adjusted for an abdominal x-ray of a patient with a history of chronic kidney disease?
Ensure AEC detectors are positioned relative to the kidneys
What two factors should radiologic technologists consider when selecting a protective arpon for use during radiographic procedures?
Apron condition and type
What ventricle pumps blood into the aorta?
Left ventricle
What structure forms the posterior boundary of the pelvic outlet?
Coccyx
Which of the 3 are considered symptoms rather than signs of an underlying problem?
Anxiety
Bloody nose
Fatigue
Malaise
Rash
Anxiety
Fatigue
Malaise
As a technologist, you must not promise patients results that you cannot achieve. This refers to the ethical prinipal of:
Fidelity
What is meant by the term res ipsa loquitur?
The thing speaks for itself
Which three of the following are considered moderate reactions to contrast?
Wheezing with mild or no hypoxia
Cyanosis
Facial edema without dyspnea
Metallic taste
Diffuse urticaria
Wheezing with mild or no hypoxia
Facial edema without dyspnea
Diffuse urticaria
What represents the x-axis in a histogram?
Specific exposure values captured by the image receptor
What is the maximum entrance absorbed dose limit for fluoroscopy?
88 mGy/minute
What is the relationship between SID and anode heel effect
Increase in SID, decrease in anode heel effect
Microorganisms that live on or inside the body without causing disease are termed:
Microbial flora
Destruction or alteration of medical records by an unauthorized person is considered:
Spoliation
What anatomical structure of the humerus is just distal to the tubercles?
Surgical neck
What anatomic struture is a good indicator of spatial resolution?
Trabecular bone
What is the incubation period?
Period of initial contact - before any symptoms
What is used to release information in a PSP for processing?
Laser light
What radiation measurement is used to assess how much biologial damage is expected from the absorbed dose?
Equivalent dose
What type of bone is the clavicle?
Long bone
What type of display monitor is effective in brightly lit rooms?
LCD
Pathogenic organisms that require a living host’s cells to survive and reproduce are called:
Viruses
The flow of electrons from cathode to anode is referred to as:
Current
Where should the IR be when radiographing the pelvis?
1-1.5” above crest
The ability to produce radiographs using a wide range of technical factors is called:
Exposure latitude
An outlet projection of the pelvis is used to evaluate the:
Superior and inferior pubic rami
Where is the CR for a lateral coccyx?
3.5” posterior and 2” inferior to ASIS
The ability to produce quality radiographs at a wide range of technical factors
Exposure Latititude
1 J/kg is equal to:
1 Gy
What structure regulates a persons core body temperature?
Hypothalamus
What study is used if the results of a radiographic metastatic bone survey are inconclusive?
PET
What technical factor adjustment should be made when using contrast media?
Increased kVp
Photons produced outside the focal spot are known as:
Off-focus radiation
Streptococcal infections are caused by:
Bacteria
A histogram refers to:
Frequency of recorded exposure values
The preferred fluoroscopic technique utilizes:
High kVp, low mAs
What layer of the CR imaging plate captures and stores x-ray photons?
Phosphor layer
What group of drugs are used to speed up defecation?
Cathartics
What is the process used to identify the useful exposure values in the digital image?
Histogram analysis
What type of dosimeter uses aluminum oxide?
OSL
A small fluid-filled sac that helps reduce friction near a joint
Bursa
The range of exposures that can be captured by a detector
Dynamic range
When using fluoroscopic equipment, which of the following is directly proportional to the exposure delivered to the patient?
Exposure field size
mA
SID
Thickness of filter
mA
Values of interest are determined during:
Histogram analysis
What would be an indication for a retrograde urethrogram?
Obstruction
A tort is a violation of what type of law?
Civil law
What type of agents impede the growth of microorganisms on living tissue
Antiseptic agents
In CR, the response of the phosphor layer when interacting with x-ray photons is to release
Light photons
During digital imaging formation, quantization occurs in the:
ADC
When compression is ordered for an IVU, where should compression paddles be placed?
Distal ends of the ureters
What major blood vessels supply blood to the brain?
Internal carotid arteries
Where would the distal tip of a tunneled (Hickman catheter) line be located?
SVC
The general term for legal documents describing a person’s wishes if one becomes unable to make decisons about one’s own medical care
Advanced Health Care Directives
What compound is used in flat-panel image receptors to convert incoming x-ray photons directly to an electronic signal
Amorphous selenium
How frequently are occupational dose reports to be made available to technologists?
Annually
What is paralanguage?
Way we speak - tone, voice identifiers
A reduction in the normal number of erythrocytes circulating in the blood is called:
Anemia
What is the purpose of analgesics?
Pain reliever
What chamber of the heart is responsible for pumping blood to the lungs?
Right ventricle
What are the breathing instructions for lateral sternum?
Inspiration
Which of the following is an intentional tort?
Failure to obtain consent
Assault
Breach of confidentiality
Malpractice
Assault
In indirect DR, what produces light?
Scintilator
In a histogram, what does the y-axis represent?
Frequency of specific values captured by the IR
What is the CR for a PA projection of the barium-filled large intestine of a sthenic patient?
Iliac crest
What method of drug administration will acheive the highest serum concentrations of medication in the shortest amount of time?
IV
The document in which patients identify the type and amount of nutritional and life-sustaining treatments desired at the end of life is referred to as:
Living will
Sterilization using an autoclave involves the use of:
Steam
