DH 101 - Module 2 objectives 1
- 22 FPI Book questions and
answers already graded A+
(GUARANTEED PASSS)
DH 101 - Module 2 objectives 1
- 22 FPI Book questions and
answers already graded A+
(GUARANTEED PASSS)
List and describe the four general positions for the patient in the dental
chair - answer Upright: completely up 90 degree angle
semi-upright: a little leaned back (vertigo)
Supine: laying fully flat on back (supports circulation)
Trendelenburg: head tipped down 10-15 degrees lower than heart.
(emergency placement)
List the objectives for the preferred working position of the clinician -
answer Neutral seating position:
1. back is maintaining cervical lordosis, thoracic kyphosis and lumbar
lordosis.
2. head flextion 15-20 or less
3. eyes directed downwards
4. shoulders relaxed and parallel with hips
5. elbows close to the body and low
6. wrist and forarm in a straight line
7. hips are slightly higher than knees
, 8. thighs are holding distrubuted weight
9. knees are apart (straddled)
10. feet are flat on the ground
List causes and complications of the musculoskeletal disorders - answer
cause: not being in ergonomic position for extended periods of time,
irritated muscles or on going pain or numbness
Complications: pain, tingling, numbness, decrease of range of motion
Apply ergonomic principles in dental hygiene practice, including:
demonstrae neutral shoulder, elbow, forearm, and wrist positions. -
answer shoulders down and relaxed
elbows and forearms parallel to the ground. wrists unmoving and straight
List part of the dental mirror - answer handle: holding part
shank: rod between holding and working end
working end: the mirror
List and describe 3 types of mirror surfaces - answer Front service:
reflecting service is on the front service of the glass, easily scratched,
most commonly used no distortions
concave: produces a magnified image, reflecting service is on the front
service of the mirror lens, magnification distorts image
Plane: reflecting surface is on the back surface of the mirror lens, double
image may be distracting
Indirect vision - answer is the use of dental mirror to view a tooth surface
or intraoral structure that can not be seen directly. (lingual of maxillary)
indirect illumination - answer the use of the mirror surface to reflect light
onto a tooth surface in a dark area of the mouth
- 22 FPI Book questions and
answers already graded A+
(GUARANTEED PASSS)
DH 101 - Module 2 objectives 1
- 22 FPI Book questions and
answers already graded A+
(GUARANTEED PASSS)
List and describe the four general positions for the patient in the dental
chair - answer Upright: completely up 90 degree angle
semi-upright: a little leaned back (vertigo)
Supine: laying fully flat on back (supports circulation)
Trendelenburg: head tipped down 10-15 degrees lower than heart.
(emergency placement)
List the objectives for the preferred working position of the clinician -
answer Neutral seating position:
1. back is maintaining cervical lordosis, thoracic kyphosis and lumbar
lordosis.
2. head flextion 15-20 or less
3. eyes directed downwards
4. shoulders relaxed and parallel with hips
5. elbows close to the body and low
6. wrist and forarm in a straight line
7. hips are slightly higher than knees
, 8. thighs are holding distrubuted weight
9. knees are apart (straddled)
10. feet are flat on the ground
List causes and complications of the musculoskeletal disorders - answer
cause: not being in ergonomic position for extended periods of time,
irritated muscles or on going pain or numbness
Complications: pain, tingling, numbness, decrease of range of motion
Apply ergonomic principles in dental hygiene practice, including:
demonstrae neutral shoulder, elbow, forearm, and wrist positions. -
answer shoulders down and relaxed
elbows and forearms parallel to the ground. wrists unmoving and straight
List part of the dental mirror - answer handle: holding part
shank: rod between holding and working end
working end: the mirror
List and describe 3 types of mirror surfaces - answer Front service:
reflecting service is on the front service of the glass, easily scratched,
most commonly used no distortions
concave: produces a magnified image, reflecting service is on the front
service of the mirror lens, magnification distorts image
Plane: reflecting surface is on the back surface of the mirror lens, double
image may be distracting
Indirect vision - answer is the use of dental mirror to view a tooth surface
or intraoral structure that can not be seen directly. (lingual of maxillary)
indirect illumination - answer the use of the mirror surface to reflect light
onto a tooth surface in a dark area of the mouth
