Which of the following are intrinsic risk factors for skin breakdown? Select all that apply.
A. poor nutritional status
B. shearing/mechanical forces
C. urinary and/or fecal incontinence
D. bony prominences
E. wedge or positioning device use

Intrinsic risk factors are factors that are patient-related. Intrinsic risk factors include poor nutritional status, urinary and/or fecal incontinence, bony prominences, unstable joints, and muscle weakness. Extrinsic risk factors are factors that involve external or environmental hazards, such as shearing forces and positioning devices.