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MDS Medical Entrance - sample test
Posted Date: 04 Dec 2007 Resource Type: Articles/Knowledge Sharing Category: General
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Posted By: Mala Member Level: Diamond
Rating:  Points: 5
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1.) Lateral surface of mandible has attachments of tbe following muscles, EXCEPT
a) Buccinator
b) Masseter muscle
c) Mylohyoid muscle
d) Orbicularis oris
Ans: c
2.) "Leeway Space" is
a) Physiological spacing between deciduous teeth
b) The difference in labiolingual width between deciduous molars and permanent premolars
c) The difference in mesiodistal width of deciduous molars and permanent molars
d) The difference in combined mesio-distal width of deciduous canine and molars and
combined mesiodistal width of canine and premolars in permanent dentition
Ans: a
3.) Lymph drainage from all of the following structures go to submandibular lymph nodes, EXCEPT
a) Mandibular teeth
b) Occipital part
c) Tongue
d) Maxillary teeth
Ans: b
4.) Anterior two thirds of the tongue is formed by
a.) Copula
b.) Mandibular processes
c.) Tuberculum Impar
d.) Lateral Lingual swellings ( )
Ans: d
5.) Endochondral ossification is defined as
a) Deposition of minerals in matrix
b) Depositioin of hydroxy appatites in bone
c) Replacement of cartilage by the bone
d) Bone deposition at the sutures ( )
Ans: c
6.) The following muscles take part in elevation of Hyoid bone, EXCEPT
a) Digastric
b) Stylohyoid
c) Mylohyoid
d) Sternohyoid
Ans: d
7.) In opening of the mouth ,all of the following muscles take part, EXCEPT
a) Temporalis
b) Digastric
c) Platysma
d) Lateral pterygoid
Ans: a
8.) The following muscles take part in protrusion of mandible, EXCEPT
a) Masseter muscle
b) Lateral pterygoid muscle
c) Medial pterygoid muscle
d) Temporalis
Ans: d
9.) The following muscles take their origin on medial surface of mandible, EXCEPT
a) Medial pterygoid muscle
b) Mylohyoid muscle
c) Genioglossus muscle
d) Superior constrictor
Ans: a
10.) The folIowing Muscles take their origin on medical the outer surface of the mandible, EXCEPT
a) Buccinator
b) Depressor anguli oris
c) Mentalis
d) Platysma
Ans: a
11.) The vitality of the dentin is dependent upon the '
a) Pulp,
b) Nerve supply of pulp
c) Odontoblasts
c) Cementoblasts
Ans: c
12.) Seeding process of mineralisation of Enamel and dentin is known as
a) Calcification
b) Epitaxy
c) Epistaxis
d) Phosphorylation
Ans: b
13.) The cementum overlaps the cervical end of the enamel on the teeth in about
a) 40% of the teeth
b) 50% of the teeth
c) 60% of the teeth
d) 80% of the teeth
Ans: c
14.) The following muscle takes its origin from four bones
a) Masseter
b) Orbicularis oris
c) Temporalis
d) Medial pterygoidmuscle
15.) The salivary glands that produce only a serous secretion are the
a) Parotid glands
b) Minor salivary glands on floor of the mouth
c) Submandibular glands
d) Minor salivary glands in pulp
Ans: a
16.) The structures of the enamel which are most resistant to the actions of acids are
a) Enamel cuticles
b) Enamel Lamellae
c) Enamel spindles
d) Enamel tufts
Ans: a
17.) In opening of the mouth ,all of the following muscles take part, EXCEPT
a) Temporalis
b) Digastric
c) Platysma
d) Lateral pterygoid
Ans: a
18.) The outermost layer of the oral epithelium of buccal mucosa is called
a) Stratum granulosum
b) Stratum basale
c) Stratum corneum
d) Stratum superficiale
Ans: d
19.) Most common tooth to show morphologic variation is
a) Permanent maxillary lateral incisors
b) Permanent mandibular first molars
c) Deciduous maxillary second molar
d) Permanent maxillary central incisor
Ans: a
20.) Neonatal line is seen in ground sections of enamel of
a) Permanent maxillary central incisors
b) Permanent mandibular canines
c) Deciduous mandibular first molar
d) Permanent mandibular first pJ;'emolar
Ans: c
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