For an AP Oblique Lumbar Projection (RPO or LPO Position)

question 12

Multiple Choice

For an AP oblique lumbar projection (RPO or LPO position) , the
1) patient's thorax is rotated until the midcoronal plane is at a 45-degree angle with the IR.
2) side of interest is positioned closer to the IR.
3) central ray is centered 2 inches (5 cm) medial to the elevated ASIS at a level 1.5 inches (4 cm) superior to the iliac crest.
4) long axis of the vertebral column is aligned with the short axis of the collimated field.

• A) 1 and 3 only
• B) 2 and 4 only
• C) 1, 2, and 3 only
• D) 1, 2, 3, and 4

---

Definitions:

Woodcut

A relief printing technique in printmaking where an image is carved into the surface of a block of wood, with the printing parts remaining level with the surface while the non-printing parts are removed.

Italian Illusionism

A style of painting and decorating that tricks the eye into perceiving painted detail as three-dimensional objects or scenes, often used in frescoes during the Renaissance.

Gothic Intricacy

Refers to the complex and ornate design elements typical of Gothic architecture, including elaborate stone carvings, stained glass, and ribbed vaults.

Byzantine Spirituality

The religious practices, beliefs, and theological concepts of the Byzantine Empire, characterized by Orthodox Christian rites and a rich monastic tradition.