Dental Assistant Exam questions and answers
with solutions
A permanent Dentition consists of how many teeth - ANSWER 32
Which teeth are sometimes called the "eye" teeth - ANSWER Canines
Which proximal surface of a tooth is closest toward the midline of the body` - ANSWER Mesial
A permanent dentition consists of how many premolars - ANSWER 8
When a mouth is divided into fourths, the parts are referred to as - ANSWER Quadrant
Using the Universal System of tooth designation, what tooth is # 12 - ANSWER Maxillary left first
premolar
Using the International standards Organization system of tooth recording, which tooth is # 25 -
ANSWER Maxillary left second premolar
What is the structure that connects cementum to the alveolar bone - ANSWER Periodontal
ligament
A gold crown is marked by: - ANSWER Diagonal lines through the crown
A dental assistant is preparing to chart a new patient's treatment plan for the doctor. Treatment
provided in a previous dental office should be charted in what color - ANSWER Black
,Two red vertical lines drawn between the upper central incisors on a patient chart would
indicate: - ANSWER Diastema
The recommended technique for determining a patient's pulse or respiration rate is to : -
ANSWER Measure for 30 seconds, then multiply by 2
In Order to determine how much to inflate a blood pressure cuff for an accurate reading, a
dental assistant measures the patient's BPM Brachial rate and adds to determine the inflation
level in mm Hg. - ANSWER 40
An average adult respiration rate is Breaths per minute - ANSWER 10-20
What is the normal pulse rate in a resting adult - ANSWER 60-100 bpm
Standard practice provides, and some state laws require, that a signed privacy policy be kept in
a patient's file for a minimum of - ANSWER some state law set the minimum at 5 years
Which of the following is not a parts of a dental examination - ANSWER Health history review
What classification of decay is located on the gingival third on the facial or lingual surfaces of
teeth - ANSWER Class V- smooth surface decay
While examining a patient, a dentist says he sees Class IV decay. Which of the following teeth
would he be looking at - ANSWER Incisors and canines are the only teeth to be diagnosed with
class IV Decay
The area also known as the neck of the tooth is more appropriately called the : - ANSWER CEJ
Cementoenamel junction is the junction of tooth enamel with cementumat the neck or cervix of
the tooth
, What type of tissue covers alveolar bone, attaching to the teeth at the margin of the gumlines -
ANSWER Epithelial attachment
What is The tissue that divides the nasal cavity into 2 Part - ANSWER Septum
Which nerve is the primary nerve for the mouth - ANSWER Trigeminal - It has both maxillary
and mandibular innervation
The pituitary gland is part of what body system - ANSWER Endocrine is the system which
regulates gland that produce hormones, including the pituitary
What position places the chair back until the patient is almost lying down - ANSWER Supine
where the head ,chest and knees are approximately on the same level
What is the best method of identifying working positions by a dental auxiliary - ANSWER Clock
concept dividing the treatment area into zones
When transferrings an instrument to the dentist, the dental assistant should: - ANSWER Transfer
the instrument with the working end in the position of use
When retrieving an instrument from a right-handed operator, the assistant uses the fingers of
their left hand - ANSWER Last 2
Most of the time, a dental assistant will be working in what " time zone" during a treatment
procedure - ANSWER 2-4 "time zone" during procedures for left handed operators the dental
assistant would work in the 8-10 "time zone"
Which chair has a foot bar for support - ANSWER Assistant's stool
with solutions
A permanent Dentition consists of how many teeth - ANSWER 32
Which teeth are sometimes called the "eye" teeth - ANSWER Canines
Which proximal surface of a tooth is closest toward the midline of the body` - ANSWER Mesial
A permanent dentition consists of how many premolars - ANSWER 8
When a mouth is divided into fourths, the parts are referred to as - ANSWER Quadrant
Using the Universal System of tooth designation, what tooth is # 12 - ANSWER Maxillary left first
premolar
Using the International standards Organization system of tooth recording, which tooth is # 25 -
ANSWER Maxillary left second premolar
What is the structure that connects cementum to the alveolar bone - ANSWER Periodontal
ligament
A gold crown is marked by: - ANSWER Diagonal lines through the crown
A dental assistant is preparing to chart a new patient's treatment plan for the doctor. Treatment
provided in a previous dental office should be charted in what color - ANSWER Black
,Two red vertical lines drawn between the upper central incisors on a patient chart would
indicate: - ANSWER Diastema
The recommended technique for determining a patient's pulse or respiration rate is to : -
ANSWER Measure for 30 seconds, then multiply by 2
In Order to determine how much to inflate a blood pressure cuff for an accurate reading, a
dental assistant measures the patient's BPM Brachial rate and adds to determine the inflation
level in mm Hg. - ANSWER 40
An average adult respiration rate is Breaths per minute - ANSWER 10-20
What is the normal pulse rate in a resting adult - ANSWER 60-100 bpm
Standard practice provides, and some state laws require, that a signed privacy policy be kept in
a patient's file for a minimum of - ANSWER some state law set the minimum at 5 years
Which of the following is not a parts of a dental examination - ANSWER Health history review
What classification of decay is located on the gingival third on the facial or lingual surfaces of
teeth - ANSWER Class V- smooth surface decay
While examining a patient, a dentist says he sees Class IV decay. Which of the following teeth
would he be looking at - ANSWER Incisors and canines are the only teeth to be diagnosed with
class IV Decay
The area also known as the neck of the tooth is more appropriately called the : - ANSWER CEJ
Cementoenamel junction is the junction of tooth enamel with cementumat the neck or cervix of
the tooth
, What type of tissue covers alveolar bone, attaching to the teeth at the margin of the gumlines -
ANSWER Epithelial attachment
What is The tissue that divides the nasal cavity into 2 Part - ANSWER Septum
Which nerve is the primary nerve for the mouth - ANSWER Trigeminal - It has both maxillary
and mandibular innervation
The pituitary gland is part of what body system - ANSWER Endocrine is the system which
regulates gland that produce hormones, including the pituitary
What position places the chair back until the patient is almost lying down - ANSWER Supine
where the head ,chest and knees are approximately on the same level
What is the best method of identifying working positions by a dental auxiliary - ANSWER Clock
concept dividing the treatment area into zones
When transferrings an instrument to the dentist, the dental assistant should: - ANSWER Transfer
the instrument with the working end in the position of use
When retrieving an instrument from a right-handed operator, the assistant uses the fingers of
their left hand - ANSWER Last 2
Most of the time, a dental assistant will be working in what " time zone" during a treatment
procedure - ANSWER 2-4 "time zone" during procedures for left handed operators the dental
assistant would work in the 8-10 "time zone"
Which chair has a foot bar for support - ANSWER Assistant's stool
