MDS PREP
What is the primary function of the parasympathetic nervous system?
1) Control of sympathetic nervous system
2) Control of visceral functions during rest and digestion
3) Control of musculoskeletal system during rest
4) Control of sensory systems during stress
The parasympathetic nervous system is primarily responsible for the "rest and digest" functions, which include the regulation of the gastrointestinal system, cardiovascular system, and other visceral activities that are not directly involved in movement or emergency response.
Borders of major connectors adjacent to gingival cervices should be no closer to the crevices than
1) 1-2 mm
2) 2-3 mm
3) 3-6 mm
4) 7-10 mm
Prosthodontics
Answer: 3
Chlorhexidine is a useful mouth wash as
1) It prevents plaque accumulation
2) It prevents bacterial proliferation
3) It breaks down plaque matrix
4) It causes haemostasis
Periodontics
Answer: 2
When suturing skin incisions in the facial region, the edges are kept
1. everted
2. overlapped
3. edge to edge
4. inverted
Oral Surgery
Answer: 1
Sonic and ultrasonic instruments have in common
1. Used for flaring coronal portion of root-canal
2. Use copious amounts of irrigating solutions
3. Easy to control while operating
4. All of the above
Endodontics
Answer: 2
A non-soldered cantilever spring bridge is considered to replace a missing upper central incisor when
1) There is sufficient spacing of the anterior teeth
2) There is steep palatal vault
3) When lower incisors are overerupted
4) All of the above
Prosthodontics
Answer: 1
Most effective method of reducing patient dose from dental X-ray
1) Speed "E" film
2) Lead apron
3) Increased target-film distance
4) Filtration
Radiology
Answer: 1
The modiolus exerts its influence at canine and premolar region of complete dentures. Modiolus is formed by all of the following muscles except
1. Triangularis
2. Buccinator
3. Masseter
4. Orbicularis oris
Prosthodontics
Answer: 3
The modiolus exerts its influence at the canine and premolar region of complete dentures. Modiolus is formed by all of the following muscles except masseter.