2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!
final exam RDA Questions & 100% Correct
Answers- Latest Test | Graded A+ | Passed
Which of the following describes the natural teeth in the dental arch?
✓ -:- Dentition
A bright red line along the border of the free gingival margin characterizes which of the
following oral conditions?
✓ -:- HIV gingivitis
The relationship between the maxillary and mandibular teeth during biting and chewing
movements is:
✓ -:- functional occlusion.
The _____ is the nostril.
✓ -:- anterior naris
When the Palmer Notation System (PNS) is used:
✓ -:- each of the four quadrants is given its own tooth bracket made up of a vertical
and a horizontal line.
1|Page | Grade A+| 2024/2025
,2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!
Which of the following bones is suspended between the mandible and the larynx?
✓ -:- Hyoid
Which muscle of the floor of the mouth forms (with the mandible) a submandibular triangle
on each side of the neck?
✓ -:- Digastric
A(n) _______ can develop in the salivary duct that prevents the saliva from flowing into the
mouth.
✓ -:- sialolith
The muscle of facial expression that raises and wrinkles the skin of the chin and pushes up
the lower lip is the:
✓ -:- mentalis
Which of the following is the most common cause of restricted mandibular movement?
✓ -:- Trismus
Serous saliva is _________ fluid
2|Page | Grade A+| 2024/2025
,2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!
✓ -:- watery and mainly protein
Lateral movement of the mandible occurs when the internal and external pterygoid
muscles
✓ -:- on the same side of the face contract together.
If a patient has permanent paralysis of the tongue and lip after an extraction of a
mandibular third molar, which cranial nerve was damaged?
✓ -:- V—Trigeminal
The _____ form(s) the bridge of the nose.
✓ -:- nasal bones
Which artery supplies the major blood supply to the brain and eyes?
✓ -:- Internal carotid
The isthmus of fauces between the two faucial arches contains which of the following
structures?
✓ -:- Tonsil
3|Page | Grade A+| 2024/2025
, 2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!
The shallow groove that runs parallel to the margin of the unattached gingiva is called the:
✓ -:- gingival groove.
The _____ is the nostril
✓ -:- anterior naris
The tongue is composed mainly of:
✓ -:- muscle
Which function of the tongue helps one to avoid ingesting harmful substances?
✓ -:- Tasting and tactile sensation
The ridge that marks the median line of the hard palate is called the:
✓ -:- palatal raphe.
The mucobuccal fold is where the buccal mucosa meets the ______ at the base of the
vestibule.
✓ -:- alveolar mucosa
4|Page | Grade A+| 2024/2025
final exam RDA Questions & 100% Correct
Answers- Latest Test | Graded A+ | Passed
Which of the following describes the natural teeth in the dental arch?
✓ -:- Dentition
A bright red line along the border of the free gingival margin characterizes which of the
following oral conditions?
✓ -:- HIV gingivitis
The relationship between the maxillary and mandibular teeth during biting and chewing
movements is:
✓ -:- functional occlusion.
The _____ is the nostril.
✓ -:- anterior naris
When the Palmer Notation System (PNS) is used:
✓ -:- each of the four quadrants is given its own tooth bracket made up of a vertical
and a horizontal line.
1|Page | Grade A+| 2024/2025
,2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!
Which of the following bones is suspended between the mandible and the larynx?
✓ -:- Hyoid
Which muscle of the floor of the mouth forms (with the mandible) a submandibular triangle
on each side of the neck?
✓ -:- Digastric
A(n) _______ can develop in the salivary duct that prevents the saliva from flowing into the
mouth.
✓ -:- sialolith
The muscle of facial expression that raises and wrinkles the skin of the chin and pushes up
the lower lip is the:
✓ -:- mentalis
Which of the following is the most common cause of restricted mandibular movement?
✓ -:- Trismus
Serous saliva is _________ fluid
2|Page | Grade A+| 2024/2025
,2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!
✓ -:- watery and mainly protein
Lateral movement of the mandible occurs when the internal and external pterygoid
muscles
✓ -:- on the same side of the face contract together.
If a patient has permanent paralysis of the tongue and lip after an extraction of a
mandibular third molar, which cranial nerve was damaged?
✓ -:- V—Trigeminal
The _____ form(s) the bridge of the nose.
✓ -:- nasal bones
Which artery supplies the major blood supply to the brain and eyes?
✓ -:- Internal carotid
The isthmus of fauces between the two faucial arches contains which of the following
structures?
✓ -:- Tonsil
3|Page | Grade A+| 2024/2025
, 2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!
The shallow groove that runs parallel to the margin of the unattached gingiva is called the:
✓ -:- gingival groove.
The _____ is the nostril
✓ -:- anterior naris
The tongue is composed mainly of:
✓ -:- muscle
Which function of the tongue helps one to avoid ingesting harmful substances?
✓ -:- Tasting and tactile sensation
The ridge that marks the median line of the hard palate is called the:
✓ -:- palatal raphe.
The mucobuccal fold is where the buccal mucosa meets the ______ at the base of the
vestibule.
✓ -:- alveolar mucosa
4|Page | Grade A+| 2024/2025
