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RE CH16 REVIEW
Radiography Essentials CH16
Question | Answer |
---|---|
Name the 3 basic parts of the foot. | Forefoot, midfoot, and hindfoot |
The bones of the midfoot are called what? | Tarsal bones 3 cuneiform bones (medial, intermediate, and lateral), cuboid, and navicular |
What is commonly referred as the "heel bone" and is located in the hindfoot? | Calcaneous |
What is the name of the two long bones in the lower leg? | Tibia and Fibula |
Anterior to the distal femur, and commonly called the "kneecap" is called what? | Patella |
A common positioning landmark on the anterior surface of the body in the hip region is called? | ASIS |
Another positioning landmark that is rounded, palpable, and superior to the ASIS is called? | Iliac Crest |
Name the 3 x-ray projections of the foot? | AP axial, AP oblique, and Lateral |
What is the CR angle for the AP axial foot? | 10 degrees cephalic entering the base of the 3rd metatarsal |
What is the CR angle for an axial projection of the calcaneous? | 40 degrees cephalic to center of IR |
What projection of the lower extremities would the CR be perpendicular to a point midway between the malleoli? | AP, and AP oblique ankle |
What size IR would we use for a lower leg x-ray examination? | 14 X 17 1 on 1 Can be done diagonal and try to include both joints. |
What is the projection of the patella called? | Tangential or "Sunrise" projection |
Describe the 2 routine projections of the knee. | AP- CR perpendicular entering 1/2"distal to apex of patella. Lateral- Angled 5-7 degrees cephalic, knee flexed 20-30 degrees |
What is the proper rotation of the femurs for an AP projection of the pelvis? | 15 degrees medially |
What is another "name" for the lateral hip position? | Frog-leg |