Which Zygapophyseal Joints Are Demonstrated on the AP Oblique Projection

question 111

Multiple Choice

Which zygapophyseal joints are demonstrated on the AP oblique projection of the lumbar spine?

• A) Joints farthest from the IR
• B) Joints closest to the IR
• C) Both joints equally demonstrated
• D) The L1 to L4 joints closest to the IR

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Definitions:

REM Sleep

REM sleep, or Rapid Eye Movement sleep, is a stage of sleep characterized by fast eye movements, vivid dreams, and increased brain activity.

Sleep Cycle

The progression through various stages of non-REM and REM sleep that occurs throughout a typical night, playing crucial roles in rest and recovery.

Stage 4

In the context of sleep, this refers to the deepest stage of NREM (non-rapid eye movement) sleep, characterized by the presence of delta waves and considered crucial for restorative sleep.

REM

Rapid Eye Movement, a sleep phase characterized by fast and random movements of the eyes, associated with vivid dreaming and increased brain activity.