14 ATI - Ergonomic Principles Flashcards
Ergonomics is a science that focuses on the factors or qualities in an object’s design or use that contribute to ______, safety, efficiency, and ease of use.
comfort
Using good body mechanics when _____ and moving clients promotes safety for the client and the staff.
positioning
Before attempting to position or move a client, perform a ______. Begin with the easiest movements (ROM) and profess as long as the client ____ its (balance, gait, exercise)
mobility assessment
tolerates
_____ is the use of muscles to maintain balance, posture, and body alignment when performing a physical task.
Body mechanics
Nurses use body mechanics when providing care to clients by lifting, bending, and assisting clients with the _____.
activities of daily living
Body _____ keeps the center of gravity stable, which promotes comfort and reduces strain on the muscles.
alignment
Good body mechanics reduces the risk of injury. Whenever possible, use ______ to lift and transfer clients. Many facilities have “no manual lift” and “no solo lift” policies.
mechanical lift devices
The _____ is the center of a mass.
center of gravity
____ is a quantity of matter on which the force of gravity acts.
weight
To lift an object, it is essential to overcome the ______ of the object and to know the center of gravity of the object.
weight
When the human body is in the upright position, the center of gravity is the ____.
pelvis
When an individual moves, the center of gravity ____.
shifts
The closer the line of gravity is to the center of the base of support, the more ____ the individual is.
stable
To lower the center of gravity, bend the _____.
hips and knees
Spread your feet apart to lower your center of gravity and broaden your base of support. This results in great _____ and balance.
stability
Use the major muscle groups to prevent _____, and tighten the abdominal muscles to increase support to the back muscles.
back strain
Distribute your weight between the large muscles of the arms and legs to ____ strain on any one muscle group and to avoid strain on smaller muscles.
decrease
When lifting an object from the floor, flex your hips, knees and back. Bring the object to _____, bending your knees and keeping your back straight. Stand up while holding the object as _______ to your body, bringing the load to the center of gravity to increase stability and decrease back strain.
thigh level
close as possible
Use _____ whenever possible and seek assistance whenever you need it.
assistive devices
When pushing or pulling a load ______ your base of support
widen
When pushing or pulling a load, when the opportunity allows, pull objects toward the center of gravity rather than _____ them away.
pushing
When pushing a load, move your front foot forward and , if pulling move your rear leg back to _______.
promote stability
When pushing or pulling a load ____ the direction of movement when moving a client.
face
When pushing or pulling a load use your own body as a _____ when pushing or pulling to make the movement easier.
counterweight
Sliding, rolling, and ____ require less energy than lifting and offer less risk for injury.
pushing
Avoid _____ your thoracic spine and bending your back while your hips and knees are straight.
twisting
Have one or more staff members assist with ______ clients. Moving them ____ in bed is a significant cause of back pain and injury.
positioning
up