Ergonomics, Biomechanics, Body Mechanics Quiz Chapter 8

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When giving a massage, what concept involves shifting the center of gravity forward to deliver pressure?

Stacking the joints

Straight-back stability

Weight transfer (correct)

Perpendicularity

What concept is practiced by keeping the body in a straight line from the feet through the shoulders to the forearms to the heels of the hands?

Weight transfer

Straight-back stability (correct)

Perpendicularity

Stacking the joints

Which position is necessary for back stability?

Flexibility of the muscles of the torso

Keeping the weight on the back leg and heel (correct)

Keeping the elbows and wrist joints loose

Pushing with the upper body

What is the most likely cause of neck and shoulder pain from performing massage therapy?

Using upper body strength to push and exert pressure for massage Signup and view all the answers

What is a common recommendation to prevent low back pain while performing massage?

Avoid frequent posture shifting while working Signup and view all the answers

To prevent knee issues while performing massage, what is recommended for the massage therapist?

Use a symmetric stance Signup and view all the answers

What method would help a massage therapist who has injured his or her thumb while performing massage?

Apply compressive force with the ulnar side of the forearm Signup and view all the answers

What is involved in applying compressive forces to protect the practitioner?

Shifting the balance point to the contact point between the hand or forearm and the client’s body Signup and view all the answers

How can a practitioner best accomplish firm, even pressure?

Distributing weight evenly on both feet Signup and view all the answers

What is part of the massage therapist’s self-care?

All of the above Signup and view all the answers

Which approach is part of practicing good body mechanics?

Having a weight-bearing balance point from the knees when working on a floor mat Signup and view all the answers

What characterizes effective body mechanics?

Maintaining alignment of shoulder and pelvic girdles Signup and view all the answers

Which factor does ergonomics involve?

Table height Signup and view all the answers

What most accurately portrays how massage should be done?

Leverage advantages exist for massage on both the table and the mat. Signup and view all the answers

What adjustment in body mechanics would help alleviate low back ache for a massage therapist?

Make sure her torso is not twisted. Signup and view all the answers

To provide firm, even pressure for a client with well-developed muscles, what should the massage therapist use?

Counterpressure. Signup and view all the answers

What can cause a massage therapist to bend forward and use upper body strength?

Improper weight distribution on the feet. Signup and view all the answers

If a massage therapist tends to stand on his or her toes while performing massage, what is the most likely cause?

A table height that is too high. Signup and view all the answers

What can prevent injury for a massage therapist?

Working efficiently by using body weight and not muscle strength. Signup and view all the answers

What is a general rule that applies to body mechanics?

'Wrists and hands relaxed. Signup and view all the answers

For best body mechanics, where should the massage practitioner's knees be?

'Should be in the normal screw-home position while generating force. Signup and view all the answers

What happens when the center of gravity is moved outside the base of support created by the feet on the floor?

Weight transfer Signup and view all the answers

What prevents the massage therapist's feet from slipping while doing a massage?

Friction Signup and view all the answers

How do nonslip-soled shoes and nonslip floors prevent slipping while doing a massage?

Traction Signup and view all the answers

What concept is being described when a massage therapist applies a moderate pressure of 15 lb. of force and the friction force at the therapist's feet must be equal to 15 lb?

Ground reaction forces Signup and view all the answers

Which biomechanics concept is required for effective pressure delivery?

Stability Signup and view all the answers

What prevents the massage therapist from slipping while applying pressure?

Stability Signup and view all the answers

What body area has the most prevalent injury rates for massage therapists, based on research cited in the textbook?

Thumb Signup and view all the answers

Which approach has the most potential for injury during massage application, according to the textbook?

Bracing the thumb on a majority of tender and trigger points Signup and view all the answers

Which factor is not considered part of the workstation design, according to the textbook?

Warning up before massage Signup and view all the answers

According to the research studies cited in the textbook, which non-neutral position is most problematic for massage therapists?

Decreasing massage table height Signup and view all the answers

Which statement about the application of mechanical force to the client’s soft tissue is false, according to the textbook?

The application of mechanical force occurs by keeping the body in a straight line from the feet through the shoulders to the forearms to the heels of the hands. Signup and view all the answers

Based on research cited in the textbook, which approach should be avoided to prevent injury for massage therapists?