Deck 9: Ergonomics

Question 1

Match the five categories of motion with the proper classification.
Movement of fingers,wrist,and arms

A)Class I
B)Class II
C)Class III
D)Class IV
E)Class V

Answer 1

Class III

Question 2

Match the five categories of motion with the proper classification.
Movement of fingers only

A)Class I
B)Class II
C)Class III
D)Class IV
E)Class V

Answer 2

Class I

Question 3

Match the five categories of motion with the proper classification.
Movement of the entire arm and shoulder

A)Class I
B)Class II
C)Class III
D)Class IV
E)Class V

Answer 3

Class IV

Question 4

List three chairside preventive measures to minimize the occurrence of carpal tunnel syndrome).

Question 5

Which nerve is affected when Guyon's canal syndrome is evident?

A) Ulnar nerve
B) Radial nerve
C) Median nerve
D) Nerves from the brachial plexus

Question 6

One environmental factor to consider to reduce the occurrence of repetitive stress injuries is the temperature of the workplace;this is because a cold room temperature is related to less-relaxed,less-flexible muscles and tendons.

A) Both the statement and the reason are correct,and they are related.
B) Both the statement and the reason are correct,but they are not related.
C) The statement is correct,but the reason is not.
D) The statement is not correct,but the reason is correct.
E) Neither the statement nor the reason is correct

Question 7

What causes the shoulder injury trapezius myalgia?

Question 8

Which is a common symptom of thoracic outlet compression?

A) Numbness and tingling in the fingertips
B) Neck and shoulder muscle spasms
C) Warm extremities
D) Prominent or enhanced radial pulse

Question 9

Match the five categories of motion with the proper classification.
Movement of arm and twisting of body

A)Class I
B)Class II
C)Class III
D)Class IV
E)Class V

Question 10

Match the five categories of motion with the proper classification.
Movement of fingers and wrist

A)Class I
B)Class II
C)Class III
D)Class IV
E)Class V

Question 11

List three chairside preventive measures to reduce the incidence of lumbar joint dysfunction.

Question 12

Which nerve is affected when carpal tunnel syndrome is evident?

A) Ulnar nerve
B) Radial nerve
C) Median nerve
D) Nerves from the brachial plexus

Question 13

What is the foremost risk factor for carpal tunnel syndrome (CTS)?

A) Holding instruments too tightly
B) Repetition
C) Use of vibrating instruments
D) Cold room temperatures

Question 14

Name the two symptoms of de Quervain's syndrome.

Question 15

Sharp instruments are essential to the elimination of fatigue and stress on the clinician's hand,wrist,arm,and shoulders,which cause repetitive stress injuries (RSIs).Dull instruments that deviate from their original design cause the clinician to apply additional force,resulting in increased lateral pressure,excess stroke repetitions,and a tightened grasp.

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.