Which of the following is NOT a principle of good body mechanics
a. Maintain a wide stance with the load held close to the body.
b. Rely on your back muscles as much as possible when lifting and moving
Keep your back straight when lifting or carrying objects.
d. Avoid twisting the trunk of your body when lifting or carrying objects.
When moving, lifting, or carrying heavy objects you should NOT:
a. Bend your knees and lower your body when picking up objects.
b. Use leg and abdominal muscles.
Roll or push heavy objects.
d. Bend from the waist when reaching near the floor.
IDENTIFICATION. For exercises 12 through 15, indicate whether the illustration
shows good or bad body mechanics by entering a "yes" or "no" in the space provided.
Retrieving an object from the waist._________