Spatial resolution is - Study guides, Class notes & Summaries

Edelman SPI review questions & Answers 2023. ______ is the distance covered by one cycle. a) pulse length b) wavelength c) cycle distance d) cycle duration ______ is the time to complete one cycle a) pulse duration b) pulse period c) period d) duration period ________ is a redirection of an ultrasound bean in many directions as a result of a rough boundary between two media: a) refraction b) Rayleigh Scattering c) scattering d) reflection _________ resolution is...

ARRT Registry Exam Review Questions and Answers 100% Pass What is the correct term used to describe an intravenous injection of a concentrated volume of contrast media? a. bolus b. infusion c. extravasation d. luminal a. bolus Which of the following methods utilizes a detector that captures x-ray energy and converts it into an electronic signal? a. indirect capture b. CCD c. cassette based radiography d. direct capture d. direct capture The energy of a characteristic x-ray photon create...

1418 RTE Pre/Posttest (2023/2024) Already Passed The target material of the anode is made of: Tungsten ____________ radiography systems have detectors that capture and readout an electronic image signal. Direct Filtration removes the ________ energy photons from primary beam. Low Scatter is produced primarily in the _________. a) x-ray tube b) Image receptor c) patient d) target An increase in milliampere seconds (mAs) in digital imaging, increases the signal to noise ratio and ______ the pa...

CT Registry Review (MIC) Questions and Answers Rated 100% In order for an x-ray photon to be measured it must: 1. enter the detector chamber 2. be absorbed by the detector material 3. be converted to a measurable event *ANS* 1,2,3 Which system component converts the projection attenuation data into the proper digital form for the array processor? *ANS* analog-to-digital converter Which of the following is NOT a function of a PACS system? a. reconstruction of the image from the raw d...

RECA Fundamentals Exam Questions and Answers Already Passed Which of the following is NOT a RECA educational resource for industry professionals? Spatial Information System (Spin 2) Which entity has the authority to amend the Real Estate Act Provincial Legislature Which of the following measures the change in a cost of a fixed basket of goods and services purchased by families over a period of time Consumer Price Index (CPI) Which of the following will occur to the supply of a good when ther...

HESI EXIT EXAM STUDY VERIFIED QUESTIONS AND ANSWERS 2023 LATEST UPDATE GRADED A A radiographer prepares to perform an AP projection of the distal femur on a patient with a suspected femoral fracture. Which represents the best approach for positioning both the patient and the x-ray tube? A. Rotate the leg 15 degrees medially; place the cathode end of the tube toward the foot. B. Rotate the leg 15 degrees medially; place the anode end of the tube toward the foot. C. Do not rotate the l...

Mosby CT Registry Review Questions and Answers 2024 What is the smallest component of a digital image pixel How many CT numbers are assigned to each pixel in the image matrix? One In a CT image, the CT number Of a material is dependent on its linear attenuation coefficient Each two-dimensional square of data that make up the CT image is called a pixel What is an element of the digital image pixel Which of the following influences the spatial resolution in...

SPI URR MOCK EXAM 1 | 164 QUESTIONS AND CORRECT DETAILED ANSWERS | UPDATED ____ is defined as specific area or location where Doppler shift info is being obtained. A. spectral broadening B. nyquist limit C. sample volume D. spectral window - ANSWER C. sample volume Spatial resolution is: A. the minimum reflector separation required to produce separate echos. B. highest with linear phased arrays. C. the weakest reflected signal the transducer can receive D. another term for slice thi...

A highly attenuating structure inhibits the transmission of sound which produces an anechoic area, posterior to the structure known as - Shadowing Increasing sector size increases the - Number of pulses needed to create the image Increasing sector size will decrease the - Frame rate and temporal resolution Spatial resolution will improve with - Increased line density ________________ resolution is the ability to differentiate two reflectors that are perpendicular to the US beam - Lateral ...

LMRT arrt exam With Correct answers 2024 Spatial resolution is the new digital term used to describe the ______ of the structures recorded in the image, generally speaking it simply means to the amount of DETAIL seen on the visible image - ANSW..Sharpness Syncope is another term for - ANSW..Fainting The __________ is used to rotate the anode - ANSW..Electromagnetic induction motor The "fuzzy" un-sharpness at the edges of structures or body parts is called - ANSW..Penumbra