RAD EXAM 3

Chapter 9 and 10

Primary methods of diagnosing dx

radiography

number of bones in adult human skeleton

206

representation of pt anatomic structure

radiographic image

reference for other positioning terms in radiography

anatomical position

term that describes direction or pathway of x-ray beam

projection

pt lying on back position

supine

pt lying on abdomen position

prone

markers used to identify right and left side of pt on radiograph

anatomical markers

radiographic table that moves in all directions

floating table

external preparation requires removing ____ and ____ that may be covering area of body through x-ray must pass

clothing and jewelry

radiographers use these for anatomical reference when positioning pt

centering points

SID for chest x-ray

72 inches

SID for abdomen x-ray

40 inches

average adult requires __ images of femur to complete procedure

four

another term for thoracic spine

dorsal

radiographic studies of skull are performed with _____

CT or panoramic tomography

radiographic studies of extremities require at least __ projections taken at right angles to each other

two

produces artifacts on a radiograph

rings, zippers, watches, necklaces, glasses and certain tattoos

with skull radiography the mandible and TMJs are imaged using ______

panoramic tomography

tables used on regular basis in modern radiology departments

fixed table-tops

allows careful and accurate restriction of x-ray beam prior to exposure

colimitation

during fluoroscopic procedures

radiologist is involved and radiographer assists using contrast agent on pt

internal preparation for examinations

cleansing enemas so structures in abdomen aren’t obstructed by gas and fecal

iodine has ____ atomic number

high

barium sulfate is ______ and cannot be absorbed by the body

insoluble

contrast medium of choice for gastrointestinal studies

barium sulfate

types of iodine based contrast agents

ionic and nonionic

use of nonionic contrast media

reduces occurrence of side affects

Air is a ____ type of contrast media

negative

positive contrast appears ____ on radiograph

white

radiographic procedure that requires pt to swallow thick paste-like barium sulfate preparation produces a radiographic image

esophagram

radiographic study of colon involving a barium solution introduced into the colon via rectal route

barium enema

diagnostic studies of urinary system

excretory urography

intravenous urography aka intravenous pyelography uses ____ contrast agent

iodinated

intravenous urography visualizes stones in ____ system and evaluates ___ functions

urinary and kidney

cystogram of urinary bladder requires use of ____ contrast media

iodinated

radiographic image of bladder and urethra used to evaluate pt ability to urinate

voiding cystourethrogram

radiographic study used to diagnose anormalies in biliary system or pancreas

endoscopic retrograde cholangiopancreatography (ERCP)

radiographic study using iodine contrast media to visualize arteries

angiogram

radiographic study of knee or shoulder joint

arthrogram

two radiographic studies performed in tandem with CT and MRI

arthrography and myelography

radiographic study of uterus and fallopian tubes with iodinated contrast media

hysterosalpingography

radiographic study of subarachnoid space of spinal cord

myelography