Home Science · Posture and Ergonomics
Poor standing and sitting posture over an extended period may result in: I. Permanent spinal alignment alterations II. Dislocation of elbow joints III. Elbow bone fracture IV. Muscle strain and fatigue Select the correct combination:
- 1I and IV only✓
- 2I, II, and III only
- 3II, III, and IV only
- 4II and IV only
Correct answer
I and IV only
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