Exam (elaborations)
AN 3203 – HOUSEHOLD ERONOMICS EXAM QUESTIONS AND ANSWERS
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AN 3203 – HOUSEHOLD ERONOMICS EXAMQUESTIONS AND ANSWERS
Humans have muscles designed to lift, push, walk, jump, and throw, but
none designed to mop or vacuum.
Therefore we recruit all of our ________ muscles to ________ & create
________ - ANSWER Humans have muscles designed to lift, push,
walk, jump, and throw, but none designed to mop or vacuum.
Therefore we recruit all of our core muscles to twist & create torque
List 2 problems with mopping: - ANSWER 1. Long pole with
the weighted end (wet), which creates a large moment at shoulders,
spine, and hips when twisting
2. Repetitive twisting with a large twisting torque (from muscle
contraction)
What is ergonomically favourable for mopping? - ANSWER -Use
forward and back motions instead of side to side*
-Keep 2 hands on the handle
List the Solutions to back pain while washing dishes - ANSWER - close
to the sink as possible
-Open cupboard for foot rest
- break into smaller loads
Dishwashing machine Tips - ANSWER -Light core brace and squat
-Lean on free hand, golf lift (↓ lumbar reaction moment)
-Squat or use a chair/stool
-Avoid repetitive flex-ext (static flexed is ok)
What is an overall useful tip for loading motions? - ANSWER
Solution to heavy laundry loads - ANSWER Suggested a rolling cart
and doing 2 laundry trips per week instead of 1/week
, instead of carrying a bag
List 6 Laundry solutions - ANSWER 1.Avoid overloading the basket,
make multiple trips instead
2.Basket with handles (ridged baskets are easier to lift)
3.Hold basket directly in front and against you
4.If laundry room is down stairs, use a bag and roll your laundry down,
then make multiple trips back up
5.If you travel to do laundry, consider a cart or a duffle bag with wheels
6.When transferring clothes into/out of machines, brace core, neutral
spine, squat/golfers lift, support with free hand.
Cleaning the bathroom:
________, ________, ________ can all increase COUNTER moment in
shoulders/back - ANSWER Scrubbing, bending, reaching can all
increase counter moment in shoulders/back
List the Solutions to Cleaning Bathroom - ANSWER -Wear gloves and
old clothes to get close
-Get into the tub/shower
-Sit down on chair/stool to clean the toilet
-Short handle brush (reduced moment arm)
-Long handle brush to reach high/low areas
-Pre-soak cleaner (does most of the work)
-Use a squeegee in the shower after each use to prevent dirt build up
-Support with free hand
Tips for Reaching into the fridge or cupboard - ANSWER -Organize
frequently used and heavy items to elbow height (reduce bending &
reaching)
-Keep milk/water jugs on elbow level shelves, close to opening side of
door
-Squat or golfers lift to reach items off bottom shelves
-Take a ½ step closer when retrieving or returning items
Question 1: For household tasks, what is a primary goal for an
ergonomic modification?
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