PRE-CLINIC EXAM 1 QUESTIONS & ANSWERS
What are the benefits of following correct exposure control guidelines - Answers -
provide safety for DHCP, patients, prevent spread of disease, less loss of work time,
better test scores
What are some immunizations required? - Answers - hepatitis B
Flu
Measles, mumps, rubella
Tetanus, diptheria
Variceller zoster
TB test
Most and least effective mask materials - Answers - most: glass & synthetic fiber
Least: foam, paper, cloth
What face mask is used for active tuberculosis - Answers - particulate respirator mask
When should you wear a faceshield - Answers - when expecting heavy aerosols
Why should protective eyewear be worn - Answers - -preventing dropped instrument in
patients face
-splashing materials from mouth to eyes
Protective eyewear requirements - Answers - wide coverage, side shields, lightweight
and shatterproof, easily disinfected
Maintenance for protective eyewear - Answers - wash with soap and water, air dry
Antiseptic hand rub - Answers - between patients, alcohol based, must wash hands ever
5-6 uses (60% alcohol)
Glove requirements - Answers - not toot tight or long, must be worn: set up, cleanup,
intraoral procedures, while handling sterile instruments
Gloving technique - Answers - mask and eyewear FIRST
Pre-glove handwash
Glove in front of patient
Wear over cuffs
Only touch barrier equipment
Glove removal WITHOUT contaminating hands; wash hands
Type 1 latex hypersensitivity - Answers - immediate (severe) sensitivity to proteins
(hives, rash, itch, respiratory reaction) less than 1% of population
,Type IV latex hypersensitivity - Answers - delayed (may result from allergy to chemicals
used in glove manufacturing: develop over 12-48 hours (7-17% of population)
OSHA definition of ergonomics? - Answers - The science of fitting the job to the worker.
When there is a mismatch between the physical requirements of the job and the
physical capacity of the worker, musculoskeletal disorder can result.
Why is hand hygiene so important - Answers - hand hygiene can reduce the
transmission of healthcare associated infections to your patients and yourself
When should you wash your hands - Answers - before glove placement, after glove
removal, before re-gloving after removing damaged gloves, touching inanimate objects,
hands are visibly soiled, before leaving treatment room, after restroom
Handwashing steps - Answers - turn on water at the beginning and leave on until end
Turn off with paper towel
Don't lean against the sink
Dry hands thoroughly
What is the number 1 reason Hygienists no longer work? - Answers - Disability/health
reasons
What is the reason dentistry can be physically challenging? - Answers - • Prolonged
awkward posture
• Static Posture
• Repetitive Movements
• Working in a confined space
• Challenges with positioning yourself or the patient
• Forceful hand exertions
• Time pressure from a fixed schedule
• Work that requires precision and small movements
• Vibration
• Insufficient Rest
• Poor physical fitness
• Stress
What are the signs of CTD/RSI? - Answers - • Decreased range of motion
• Deformity
• Decreased grip strength
• Loss of muscle function
What are the symptoms of cumulative trauma disorders (CTD)/Repetitive Strain Injury
(RSI)? - Answers - • Pain
• Numbness
• Tingling
• Burning
,• Cramping
• Stiffness
Which member of the oral healthcare team is most affected by CTD? - Answers - dental
hygienist
What are the consequences of poor ergonomics? - Answers - BURNOUT
• Fatigue
• Pain & Discomfort
• Illness & Injury
- Healthcare costs
• Missed days at work
• Decreased quality of care
• Lower productivity
• Patient dissatisfaction
What are the building blocks of Periodontal Instrumentation? - Answers - Position,
grasp, mirror, finger rests, and stroke
What are the pros of neutral position? - Answers - • The ideal positioning of the body
• Results in a decreased risk of musculoskeletal injury
• Endurance for prolonged periods of time
• Ease for patient treatment
What should we avoid in neck position? - Answers - Head tipped too far forward
Head tilted to one side
What is the goal for the neutral back position? - Answers - Leaning forward slightly from
the waist or hips. Trunk flexion 0-20 degrees.
What back position should we avoid? - Answers - Curved back and hunchback
What is the goal for neutral torso position? - Answers - Torso in line with long axis of the
body
What should we avoid with torso positioning? - Answers - Leaning torso to one side and
twisting the torso
What is the goal for neutral shoulder position? - Answers - Shoulders in horizontal line
and weight evenly balanced when seated
What should we avoid with shoulder positioning? - Answers - Shoulders lifted toward
ears, shoulders hunched forward, and sitting with weight on one hip
What is the goal for upper arm position? - Answers - Elbows at waist level held slightly
away from the body and upper arms parallel to long axis of torso
, What should we avoid with upper arm positioning? - Answers - Elbows held above waist
level and greater than 20 degree abduction away from the body
What is the goal for forearm position? - Answers - Forearm parallel to the floor
What should we avoid in forearm positioning? - Answers - Angle between forearm and
upper arm of less than 60 degrees
What is the goal for neutral hand position? - Answers - Little finger side palm slightly
lower than the thumb side of palm; wrist aligned with forearm
What should we avoid in hand positioning? - Answers - Thumb side rotated down; palm
parallel to the floor and hand and wrist bent up or down.
What are the steps of neutral clinician posture? - Answers - Step 1: position buttocks all
the way back in the chair
Step 2: adjust seat height so feet are flat on the floor and feet shoulder width apart
Step 3: weight evenly distributed, seat back about 1 inch higher than front of seat, and
hips slightly higher than knees
Neutral spine BACK - Answers - Leaning forward slightly at the waist or hips (0-20
degrees)
Neutral spine HEAD - Answers - neck flexion 0-20 degrees
Neutral spine EYES - Answers - downward; 15-22 in.
Neutral spine SHOULDERS - Answers - even, down & relaxed
Neutral spine ELBOWS - Answers - waist level close to body (0-20° away from body)
Neutral spine FOREARMS - Answers - Parallel with floor
Neutral spine WRIST and HANDS - Answers - wrist: forearm and wrist in straight line;
thumb slightly higher
Hands: Little finger side of hand slightly lower than thumb
Neutral spine THIGHS, KNEES, FEET - Answers - thighs: weight distributed evenly;
hips slightly higher than knees
Knees: slightly apart
Feet: flat on the floor
What are the guidelines for neutral posture? - Answers - Neutral spine
Face your work
Keep shoulders down
What are the benefits of following correct exposure control guidelines - Answers -
provide safety for DHCP, patients, prevent spread of disease, less loss of work time,
better test scores
What are some immunizations required? - Answers - hepatitis B
Flu
Measles, mumps, rubella
Tetanus, diptheria
Variceller zoster
TB test
Most and least effective mask materials - Answers - most: glass & synthetic fiber
Least: foam, paper, cloth
What face mask is used for active tuberculosis - Answers - particulate respirator mask
When should you wear a faceshield - Answers - when expecting heavy aerosols
Why should protective eyewear be worn - Answers - -preventing dropped instrument in
patients face
-splashing materials from mouth to eyes
Protective eyewear requirements - Answers - wide coverage, side shields, lightweight
and shatterproof, easily disinfected
Maintenance for protective eyewear - Answers - wash with soap and water, air dry
Antiseptic hand rub - Answers - between patients, alcohol based, must wash hands ever
5-6 uses (60% alcohol)
Glove requirements - Answers - not toot tight or long, must be worn: set up, cleanup,
intraoral procedures, while handling sterile instruments
Gloving technique - Answers - mask and eyewear FIRST
Pre-glove handwash
Glove in front of patient
Wear over cuffs
Only touch barrier equipment
Glove removal WITHOUT contaminating hands; wash hands
Type 1 latex hypersensitivity - Answers - immediate (severe) sensitivity to proteins
(hives, rash, itch, respiratory reaction) less than 1% of population
,Type IV latex hypersensitivity - Answers - delayed (may result from allergy to chemicals
used in glove manufacturing: develop over 12-48 hours (7-17% of population)
OSHA definition of ergonomics? - Answers - The science of fitting the job to the worker.
When there is a mismatch between the physical requirements of the job and the
physical capacity of the worker, musculoskeletal disorder can result.
Why is hand hygiene so important - Answers - hand hygiene can reduce the
transmission of healthcare associated infections to your patients and yourself
When should you wash your hands - Answers - before glove placement, after glove
removal, before re-gloving after removing damaged gloves, touching inanimate objects,
hands are visibly soiled, before leaving treatment room, after restroom
Handwashing steps - Answers - turn on water at the beginning and leave on until end
Turn off with paper towel
Don't lean against the sink
Dry hands thoroughly
What is the number 1 reason Hygienists no longer work? - Answers - Disability/health
reasons
What is the reason dentistry can be physically challenging? - Answers - • Prolonged
awkward posture
• Static Posture
• Repetitive Movements
• Working in a confined space
• Challenges with positioning yourself or the patient
• Forceful hand exertions
• Time pressure from a fixed schedule
• Work that requires precision and small movements
• Vibration
• Insufficient Rest
• Poor physical fitness
• Stress
What are the signs of CTD/RSI? - Answers - • Decreased range of motion
• Deformity
• Decreased grip strength
• Loss of muscle function
What are the symptoms of cumulative trauma disorders (CTD)/Repetitive Strain Injury
(RSI)? - Answers - • Pain
• Numbness
• Tingling
• Burning
,• Cramping
• Stiffness
Which member of the oral healthcare team is most affected by CTD? - Answers - dental
hygienist
What are the consequences of poor ergonomics? - Answers - BURNOUT
• Fatigue
• Pain & Discomfort
• Illness & Injury
- Healthcare costs
• Missed days at work
• Decreased quality of care
• Lower productivity
• Patient dissatisfaction
What are the building blocks of Periodontal Instrumentation? - Answers - Position,
grasp, mirror, finger rests, and stroke
What are the pros of neutral position? - Answers - • The ideal positioning of the body
• Results in a decreased risk of musculoskeletal injury
• Endurance for prolonged periods of time
• Ease for patient treatment
What should we avoid in neck position? - Answers - Head tipped too far forward
Head tilted to one side
What is the goal for the neutral back position? - Answers - Leaning forward slightly from
the waist or hips. Trunk flexion 0-20 degrees.
What back position should we avoid? - Answers - Curved back and hunchback
What is the goal for neutral torso position? - Answers - Torso in line with long axis of the
body
What should we avoid with torso positioning? - Answers - Leaning torso to one side and
twisting the torso
What is the goal for neutral shoulder position? - Answers - Shoulders in horizontal line
and weight evenly balanced when seated
What should we avoid with shoulder positioning? - Answers - Shoulders lifted toward
ears, shoulders hunched forward, and sitting with weight on one hip
What is the goal for upper arm position? - Answers - Elbows at waist level held slightly
away from the body and upper arms parallel to long axis of torso
, What should we avoid with upper arm positioning? - Answers - Elbows held above waist
level and greater than 20 degree abduction away from the body
What is the goal for forearm position? - Answers - Forearm parallel to the floor
What should we avoid in forearm positioning? - Answers - Angle between forearm and
upper arm of less than 60 degrees
What is the goal for neutral hand position? - Answers - Little finger side palm slightly
lower than the thumb side of palm; wrist aligned with forearm
What should we avoid in hand positioning? - Answers - Thumb side rotated down; palm
parallel to the floor and hand and wrist bent up or down.
What are the steps of neutral clinician posture? - Answers - Step 1: position buttocks all
the way back in the chair
Step 2: adjust seat height so feet are flat on the floor and feet shoulder width apart
Step 3: weight evenly distributed, seat back about 1 inch higher than front of seat, and
hips slightly higher than knees
Neutral spine BACK - Answers - Leaning forward slightly at the waist or hips (0-20
degrees)
Neutral spine HEAD - Answers - neck flexion 0-20 degrees
Neutral spine EYES - Answers - downward; 15-22 in.
Neutral spine SHOULDERS - Answers - even, down & relaxed
Neutral spine ELBOWS - Answers - waist level close to body (0-20° away from body)
Neutral spine FOREARMS - Answers - Parallel with floor
Neutral spine WRIST and HANDS - Answers - wrist: forearm and wrist in straight line;
thumb slightly higher
Hands: Little finger side of hand slightly lower than thumb
Neutral spine THIGHS, KNEES, FEET - Answers - thighs: weight distributed evenly;
hips slightly higher than knees
Knees: slightly apart
Feet: flat on the floor
What are the guidelines for neutral posture? - Answers - Neutral spine
Face your work
Keep shoulders down
