accoriding to the centers for disease control (CDC), which is one of the three categories of transmission based
precautions?
a. standard precautions
b. universal precautions
c. droplet precautions
d. body substance precautions
c. droplet precautions
all other factors being equal, which thickness of aluminum filtration will result in the lowest patient skin dose?
a. 2 mm
b. 0.5 mm
c. 1.5 mm
d. 1 mm
a. 2 mm
,the annual dose equivalent limit recommended by the NRCP for a radiographer is equal to how many mSV?
a. 50
b. 10
c. 100
d. 5
a. 50
at a distance of 1 meter from the source, a radiographer received 2 mSv per hour. how far is the radiographer
from the source when the dosage drops down to 0.7 mSv per hour?
a. 1.7 meters
b. 0.1 meters
c. 2.9 meters
d. 0.6 meters
a. 1.7 meters
I1/I2-D2 squared/ D1 squared.
(2/0.7)(x squared / 1 squared)
cross multiply & get 2.857 =x squared
square root of both sides of equation = 1.7
,avulsion fractures associated with cruciate ligament tears are best demonstrated in which knee projection?
a. lateral oblique
b. medial oblique
c. PA
d. PA axial- intercondylar fossa
d. PA axial- intercondylar fossa
the best view of the radial head, free of bony superimposition, is obtained in which elbow projection?
a. lateral
b. internal oblique
c. external oblique
d. AP partial flexion
c. external oblique
click on the coracoid process, where it is free of bony superimposition
, click the cursor on the hilum of the right lung
a conscious 7-month old begins choking. what action should the radiographer perform next?
a. use a combination of back blows and chest thrusts
b. start CPR
c. remove the obstruction with a gloved finger
d. administer a backward thrust in the center of the sternum
a. use a combination of back blows and chest thrusts
precautions?
a. standard precautions
b. universal precautions
c. droplet precautions
d. body substance precautions
c. droplet precautions
all other factors being equal, which thickness of aluminum filtration will result in the lowest patient skin dose?
a. 2 mm
b. 0.5 mm
c. 1.5 mm
d. 1 mm
a. 2 mm
,the annual dose equivalent limit recommended by the NRCP for a radiographer is equal to how many mSV?
a. 50
b. 10
c. 100
d. 5
a. 50
at a distance of 1 meter from the source, a radiographer received 2 mSv per hour. how far is the radiographer
from the source when the dosage drops down to 0.7 mSv per hour?
a. 1.7 meters
b. 0.1 meters
c. 2.9 meters
d. 0.6 meters
a. 1.7 meters
I1/I2-D2 squared/ D1 squared.
(2/0.7)(x squared / 1 squared)
cross multiply & get 2.857 =x squared
square root of both sides of equation = 1.7
,avulsion fractures associated with cruciate ligament tears are best demonstrated in which knee projection?
a. lateral oblique
b. medial oblique
c. PA
d. PA axial- intercondylar fossa
d. PA axial- intercondylar fossa
the best view of the radial head, free of bony superimposition, is obtained in which elbow projection?
a. lateral
b. internal oblique
c. external oblique
d. AP partial flexion
c. external oblique
click on the coracoid process, where it is free of bony superimposition
, click the cursor on the hilum of the right lung
a conscious 7-month old begins choking. what action should the radiographer perform next?
a. use a combination of back blows and chest thrusts
b. start CPR
c. remove the obstruction with a gloved finger
d. administer a backward thrust in the center of the sternum
a. use a combination of back blows and chest thrusts
