Large Muscle Group Utilization, Base of Support,
Posture, Spinal Alignment, Safe Lifting, Patient
Handling, Transfer Belt Application, Friction-
Reducing Devices, Active and Passive Range-of-
Motion, Exercise for Immobility Prevention, Muscle
Atrophy Prevention, Contracture Prevention, Pain
Management, Weight-Bearing Limits,
Musculoskeletal Injury Prevention, ADL
Maintenance, Postural Stability, Cognitive and
Sensory Assessment, Fall Prevention, Mechanical
Lift Safety, Ambulation Prioritization, Center of
Gravity Awareness, Gait and Balance Support,
Patient Education and Safety Exam Questions
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Rationales Latest Updated 2026
1. The nurse instructs a nursing assistant to use large muscle groups when lifting because:
a.workers' compensation claims will be prevented.
b.big muscles work more effectively.
c.it guarantees no muscle strain.
d.it distributes workload more evenly
d.it distributes workload more evenly
Proper body mechanics provide for even distribution of workload more safely
large muscle groups:
-arms
-shoulders
-hips
-thighs
, pg 161
2. To reduce the effort of moving a heavy object, the nurse should:
a.bring the feet close together and flex the knees.
b.keep the back straight and bend at the waist.
c.widen the base of support in the direction of movement.
d.broaden the base of support and twist toward the direction of movement.
c.widen the base of support in the direction of movement
The base of support should be broadened in the direction of movement, less effort is needed to
carry out an activity
-carry objects close to the midline of the body
-wide base support (feet shoulder width apart)
-bend knees and hips to protect back
-avoid twisting the spine
pg 161
3. When lifting or moving a patient, the nurse should protect his or her back by:
a.lowering the height of the bed.
b.holding the back straight with locked knees.
c.bending knees and hips.
d.getting the patient to the side of the bed.
c.bending knees and hips.
The nurse's back can be well protected when he or she bends knees and hips.
work at height or level that is comfortable to prevent stress or strain.
pg 161
4. When carrying heavy objects, the nurse should place the load:
a.in a low position.
b.to the side of the body.