Fundamentals of Periodontal Instrumentation 9th Edition Test Bank Advanced Root Instrumentation Test Bank Jill Gehrig Test Bank Rebecca Sroda Practice Questions

https://www.stuvia.com/user/assistanthttps://www.stuvia.cohttps://www.stuvia.com/user/asasista
ntm/user/assistant




Test Bank for
Fundamentals of
Periodontal
Instrumentation and
Advanced Root
Instrumentation, 9th
Edition | Gehrig, Sroda &
Saccuzzo

,Fundamentals of Periodontal Instrumentation and Advanced Root Instrumentation Ninth Edition Jill S. Gehrig, RDH, MA; Rebecca S



Chapter 01: Ergonomics and Periodontal Instrumentation

1. Which of the following would not contribute to the development of a musculoskeletal injury?
A. Engaging in highly repetitive tasks
B. Allowing time for sufficient rest
C. Making forceful movements
D. Maintaining an awkward posture
Answer: B
Subject: Module 01: Ergonomics and Periodontal Instrumentation

2. A painful musculoskeletal disorder of the fingers, hand, and/or wrists owing to the
compression of the brachial nerve plexus and vessels between the neck and shoulder is termed
.
A. tenosynovitis
B. ulnar nerve entrapment
C. pronator syndrome
D. thoracic outlet syndrome
Answer: D
Subject: Module 01: Ergonomics and Periodontal Instrumentation

3. Which of the following is not likely to result in musculoskeletal pain?
A. Leaning forward slightly from the waist or hips
B. Bending the hand up or down repeatedly at the wrist
C. Forceful gripping with the fingers
D. Hunching the shoulders forward
Answer: A
Subject: Module 01: Ergonomics and Periodontal Instrumentation

4. Stabilize the low back curve by pulling the stomach muscles toward the spine. The upper arms
and elbows should be abducted (held out) away from the body.
A. Both statements are true.
B. Both statements are false.
C. The first statement is true; the second statement is false.
D. The first statement is false; the second statement is true.
Answer: C
Subject: Module 01: Ergonomics and Periodontal Instrumentation




6/16/2026
2 @@!@#FUNDAMENTALS OF PERIODONTAL INSTRUMENTATION AND ADVANCED ROOT INSTRUMENTATION NINTH EDITION JILL S. GEHRIG, RDH, MA; REBECCA SRODA, RDH, FAND; DARLENE SACCUZZO!@!@!##!@!

,Fundamentals of Periodontal Instrumentation and Advanced Root Instrumentation Ninth Edition Jill S. Gehrig, RDH, MA; Rebecca S



5. You observe a clinician who is experiencing musculoskeletal pain in his fingers and wrist.
Which of the following is the least likely cause of his pain?
A. Holding the dental instrument in a tight grasp
B. Holding his lower arms out away from his body
C. Maintaining his arms at waist level
D. Working with his wrist bent
Answer: C
Subject: Module 01: Ergonomics and Periodontal Instrumentation




6/16/2026

, Fundamentals of Periodontal Instrumentation and Advanced Root Instrumentation Ninth Edition Jill S. Gehrig, RDH, MA; Rebecca S




6. Which of the following does not describe correct neutral seated position for the clinician?
A. Shoulders lifted up toward the ears
B. Upper arms parallel to the long axis of the torso
C. Elbows at waist level
D. Forearms held parallel to the floor
Answer: A
Subject: Module 01: Ergonomics and Periodontal Instrumentation

7. Asking your patient to put his or her chin in a chin-down position would improve your view of
the mandibular teeth. To be correctly positioned, the patient's mouth should be approximately
level with the clinician's sternum.
A. Both statements are true.
B. Both statements are false.
C. The first statement is true; the second statement is false.
D. The first statement is false; the second statement is true.
Answer: C
Subject: Module 01: Ergonomics and Periodontal Instrumentation

8. The backrest of the clinician's chair should be positioned to touch the lumbar region of the
back when the clinician is comfortably seated. The patient's heels should be slightly higher than
the tip of his or her nose when positioned in a supine position.
A. Both statements are true.
B. Both statements are false.
C. The first statement is true; the second statement is false.




6/16/2026