CNA Certification (Written Exam)Restorative SkillsEasy
A resident is performing active range of motion (AROM) exercises for their shoulder. Which movement involves moving the arm away from the body's midline?
- AExtension
- BAbduction
- CFlexion
- DAdduction
Show answer & explanationAnswer & explanation
Correct answer: B. Abduction
Abduction is the movement of a limb or body part away from the midline of the body. In the context of shoulder AROM, this means lifting the arm outwards from the side.
Why the other options are wrong
- A. Extension is straightening a joint, increasing the angle between bones.
- C. Flexion is bending a joint, decreasing the angle between bones.
- D. Adduction is the movement of a limb towards the midline of the body.
Abduction
Movement of a limb or body part away from the midline of the body.
- Often associated with lifting arms or legs outwards.
- Opposite of adduction.
- Important for daily activities like reaching.
Memory trick: AB-duct a kid from the midline, AD-duct them back.