Fundamentals of Dental Hygiene Exam Questions and Answers, Exams of Dentistry

Download Fundamentals of Dental Hygiene Exam Questions and Answers and more Exams Dentistry in PDF only on Docsity! DHT 1115 Fundamentals of Dental Hygiene Exam Questions and Answers 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 - correct answer ✅B. Allowing time for sufficient rest 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 - correct answer ✅D. thoracic outlet syndrome Which of the following is not likely to result in musculoskeletal pain? A. Leaning forward slightly from the waist or hips DHT 1115 Fundamentals of Dental Hygiene Exam Questions and Answers B. Bending the hand up or down repeatedly at the waist C. Forceful gripping with the fingers D. Hunching the shoulders forward - correct answer ✅A. Leaning forward slightly from the waist or hips Stabilize the low back cure 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. - correct answer ✅A. Both statements are true. 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 light grasp B. Holding his lower arms out away from his body C. Maintaining his arms at waist level DHT 1115 Fundamentals of Dental Hygiene Exam Questions and Answers An easy method for establishing the proper position of the patient in relation to the clinician is to raise or lower the patient's chair until the patient's open mouth is above the clinician's waist level. The clinician's chair should be adjusted so that the clinician's hip angle is at 45 degrees. 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. - correct answer ✅B. Both statements are false. The clinician is seated facing the side of the patient's head with the midline of his or her torso even with the patient's mouth. Which clock position is this? A. 8:00 of the clinician is right handed;4:00 if left-handed B. 9:00 of the clinician is right-handed; 3:00 if left-handed. C. 10:00 to 11:00 if the clinician is right-handed; 2:00 to 1:00 if left- handed. D. 12:00 if the clinician is right-handed; 12:00 is left-handed - correct answer ✅B. 9:00 of the clinician is right-handed; 3:00 if left- handed. DHT 1115 Fundamentals of Dental Hygiene Exam Questions and Answers The clinician is seated near the corner of the patient headrest with the midline of his or her torso even with the temple region of the patient's head. Which clock position is this? A. 8:00 if the clinician is right-handed; 4:00 if left-handed B. 9:00 if the clinician is right-handed; 3:00 if left-handed C. 10:00 to 11:00 if the clinician is right-handed; 2:00 to 1:00 if left- handed D. 12:00 if the clinician is right-handed; 12:00 is left-handed - correct answer ✅C. 10:00 to 11:00 if the clinician is right-handed; 2:00 to 1:00 if left-handed The clinician is seated to the front of the patient with his or her hip in line with the patient's upper arm. Which clock position is this? A. 8:00 if the clinician is right-handed; 4:00 if left-handed B. 9:00 if the clinician is right-handed; 3:00 if left-handed C. 10:00 to 11:00 if the clinician is right-handed; 2:00 to 1:00 if left- handed D. 12:00 if the clinician is right-handed; 12:00 if left-handed - correct answer ✅A. 8:00 if the clinician is right-handed; 4:00 if left- handed DHT 1115 Fundamentals of Dental Hygiene Exam Questions and Answers The clinician is seated behind the patient's head. Which clock position is this? A. 8:00 if the clinician is right-handed; 4:00 if left-handed B. 9:00 if the clinician is right-handed; 3:00 if left-handed C. 10:00 to 11:00 if the clinician is right-handed; 2:00 to 1:00 if left- handed D. 12:00 if the clinician is right-handed; 12:00 if left-handed - correct answer ✅D. 12:00 if the clinician is right-handed; 12:00 if left- handed Right-handed clinicians should answer the portion of the question indicated by the word "RIGHT'. Left-handed clinicians should answer the portion of the question indicated by the word "LEFT' 5. RIGHT: When working on the shaded tooth surfaces shown below, the clinician should be seated at the 8:00 to 9:00 position. The patient should be in a chin-up position. LEFT: When working on the shaded tooth surfaces shown below, the clinician should be seated DHT 1115 Fundamentals of Dental Hygiene Exam Questions and Answers at the 3:00 position. The patient should be in a chin-down position. 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. - correct answer ✅(A)Both statements are true. It is easy to maintain neutral positioning when seated in the 8:00 or 4:00 position. The goal of clinician positioning is to minimize postural abnormalities whenever possible. 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. - correct answer ✅(D.The first statement is false; the second statement is true. Reasons for choosing to work from a standing position include all of the following except: A. Difficulty accessing a treatment area B)Patient can be placed in a supine position DHT 1115 Fundamentals of Dental Hygiene Exam Questions and Answers C. Patient has medical/physical limitations D. Working on mandibular treatment areas - correct answer ✅B)Patient can be placed in a supine position The part of the instrument labeled B on the illustration below is the A. handle B. working end C. Shank D. knurl - correct answer ✅C. Shank What is the function of the middle finger in the modified pen grasp? A. To hold the instrument handle B. To stabilize the hand in the mouth C. To roll the instrument handle D)To guide the working end and feel vibrations - correct answer ✅D)To guide the working end and feel vibrations What is the function of the ring finger in the modified pen grasp? A. To hold the instrument handle B) To stabilize the hand in the mouth DHT 1115 Fundamentals of Dental Hygiene Exam Questions and Answers C. To roll the instrument handle D. To guide the working end and feel vibrations - correct answer ✅B) To stabilize the hand in the mouth What is the function of the index finger and thumb in the modified pen grasp? (A To hold the instrument handle B. To stabilize the hand in the mouth C. To roll the instrument handle D. To guide the working end and feel vibrations - correct answer ✅A. To hold the instrument handle What is the position of the thumb in the modified pen grasp? A. Rests lightly on the instrument shank B. Rests at or near the junction of the handle and the shank C. Rests on a tooth surface D. Rests on the working end - correct answer ✅B. Rests at or near the junction of the handle and the shank