Exam 5 Ch 9&10 Flashcards
Roentgens when converted to SI units are called
C/kg; Coulomb/kg
Rads when converted to SI units are called
Gray
1 Rad =
100 Gray
Rem when converted to SI units are called:
Sieverts
1 Rem =
100 Sieverts
The bony thorax is formed by what parts of the thoracic cavity?
Sternum, 12 Ribs, and 12 thoracic vertebrae
What are the spaces in between each rib called?
Intercostal space
Which joint of the rib articulates with the vertebra?
Costovertebral Joint
What part of the rib articulates with the Transverse Process of the Thoracic vertebrae?
Tubercle
How are the anterior ends of the ribs situated in comparasion to the posterior ends?
3 to 5 inches lower
Which body habitus will the diaphragm be at the highest level in the body?
Hyperstenic
Which projections are essential to demonstrate the sternum?
Oblique, lateral
How much should the body be rotated for a PA Oblique projection of the sternum?
15 to 20 degrees
What breathing instructions are preferred for an oblique sternum?
Breathing technique
On trauma patients, which position is preferred for imaging the oblique sternum?
AP LPO
What is the preferred SID for an oblique projection of the sternum?
30 inches
Which projection of the sternum utilizes the heart shadow?
PA RAO
How much above the jugular notch should the IR be positioned for the oblique and lateral sternum?
1 1/2 inches
The respiratory movement of the diaphragm averages how many inches between deep inspiration and deep expiration?
1 1/2 inches
How many ribs are considered to be true ribs?
7
How many ribs are considered to be false ribs?
5
What are the last two ribs called?
floating ribs
Which body habitus is the diaphragm at the lowest position in the body?
Hypostenic
The 12 costovertebral joints of the ribs are considered what type?
Synovial-Gliding