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Objective Questions

Latest AIIMS CRE Dental Mechanic Exam Question (Objective Questions), MCQ in English

Subjects : Dental, General Knowledge, Quantitative Aptitude, Computer

Question Bank AIIMS CRE Dental Mechanic Exam - English
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Dental

Question 1Single Answer
Which is the largest bone in the human body?
  1. AFemur
  2. BTibia
  3. CHumerus
  4. DRadius
Question 2Single Answer
Which of the following is the longest muscle in the human body?
  1. ABiceps brachii
  2. BSartorius
  3. CTriceps
  4. DRectus femoris
Question 3Single Answer
Which organ is responsible for filtering waste from the blood?
  1. ALiver
  2. BKidney
  3. CSpleen
  4. DPancreas
Question 4Single Answer
Which structure connects muscles to bones?
  1. ALigament
  2. BCartilage
  3. CTendon
  4. DFascia
Question 5Single Answer
Which plane divides the body into left and right halves?
  1. ACoronal
  2. BSagittal
  3. CTransverse
  4. DFrontal
Question 6Single Answer
The smallest bone in the human body is located in the:
  1. ASkull
  2. BEar
  3. CNose
  4. DHand
Question 7Single Answer
Which type of joint allows the most movement?
  1. AFibrous
  2. BCartilaginous
  3. CSynovial
  4. DSuture
Question 8Single Answer
Which organ is part of both the respiratory and digestive systems?
  1. AEsophagus
  2. BPharynx
  3. CLarynx
  4. DTrachea
Question 9Single Answer
The diaphragm is a primary muscle involved in:
  1. ADigestion
  2. BCirculation
  3. CRespiration
  4. DExcretion
Question 10Single Answer
How many permanent teeth are present in a normal adult dentition?
  1. A28
  2. B30
  3. C32
  4. D36
Question 11Single Answer
Which teeth are known as the "cornerstones" of the dental arch?
  1. AIncisors
  2. BCanines
  3. CPremolars
  4. DMolars
Question 12Single Answer
What is the hardest tissue in the human body?
  1. ADentin
  2. BEnamel
  3. CCementum
  4. DBone
Question 13Single Answer
Which part of the tooth contains blood vessels and nerves?
  1. AEnamel
  2. BDentin
  3. CPulp
  4. DCementum
Question 14Single Answer
The first permanent teeth to erupt are usually the:
  1. ACentral incisors
  2. BFirst molars
  3. CCanines
  4. DSecond molars
Question 15Single Answer
Which dental tissue is most similar to bone in composition?
  1. AEnamel
  2. BDentin
  3. CCementum
  4. DPulp
Question 16Single Answer
Which teeth are used primarily for cutting food?
  1. ACanines
  2. BPremolars
  3. CMolars
  4. DIncisors
Question 17Single Answer
The mixed dentition period usually occurs between the ages of:
  1. A4-6 years
  2. B6-12 years
  3. C12-16 years
  4. D18-21 years
Question 18Single Answer
How many roots does a maxillary first molar typically have?
  1. AOne
  2. BTwo
  3. CThree
  4. DFour
Question 19Single Answer
Which structure secures the tooth in the alveolar socket?
  1. AEnamel
  2. BPeriodontal ligament
  3. CDentin
  4. DPulp
Question 20Single Answer
How many bones make up the human skull?
  1. A20
  2. B22
  3. C24
  4. D26
Question 21Single Answer
The only movable bone in the skull is the:
  1. AMaxilla
  2. BMandible
  3. CZygomatic
  4. DFrontal
Question 22Single Answer
Which bone forms the forehead?
  1. AParietal
  2. BOccipital
  3. CFrontal
  4. DTemporal
Question 23Single Answer
Which of the following bones houses the upper teeth?
  1. AMandible
  2. BMaxilla
  3. CZygomatic
  4. DSphenoid
Question 24Single Answer
The temporomandibular joint (TMJ) connects which two bones?
  1. AMaxilla and Mandible
  2. BMandible and Temporal
  3. CTemporal and Occipital
  4. DMaxilla and Zygomatic
Question 25Single Answer
The primary function of the tongue is:
  1. ADigestion
  2. BSpeech and swallowing
  3. CBlood circulation
  4. DTooth support
Question 26Single Answer
Which salivary gland produces the most saliva?
  1. AParotid
  2. BSubmandibular
  3. CSublingual
  4. DMinor glands
Question 27Single Answer
The opening of the parotid duct is located near:
  1. AThe upper second molar
  2. BThe lower central incisors
  3. CThe uvula
  4. DThe tonsils
Question 28Single Answer
Which part of the oral cavity is most commonly affected by oral cancer?
  1. AHard palate
  2. BTongue
  3. CGingiva
  4. DUvula
Question 29Single Answer
Which muscle of mastication is the strongest?
  1. AMasseter
  2. BTemporalis
  3. CMedial pterygoid
  4. DLateral pterygoid
Question 30Single Answer
Which artery is the main supplier of blood to the oral cavity?
  1. AFacial artery
  2. BExternal carotid artery
  3. CMaxillary artery
  4. DLingual artery
Question 31Single Answer
The mandibular teeth receive their blood supply from which artery?
  1. AMaxillary artery
  2. BFacial artery
  3. CInferior alveolar artery
  4. DSuperior alveolar artery
Question 32Single Answer
The nerve that supplies sensation to the maxillary teeth is the:
  1. AInferior alveolar nerve
  2. BLingual nerve
  3. CPosterior superior alveolar nerve
  4. DBuccal nerve
Question 33Single Answer
The tongue is primarily innervated by which cranial nerve?
  1. AFacial nerve (VII)
  2. BHypoglossal nerve (XII)
  3. CGlossopharyngeal nerve (IX)
  4. DTrigeminal nerve (V)
Question 34Single Answer
The facial nerve (Cranial Nerve VII) is responsible for:
  1. ASensory innervation to the tongue
  2. BMotor control of facial muscles
  3. CMovement of the mandible
  4. DBlood supply to the maxillary sinus
Question 35Single Answer
The trigeminal nerve (Cranial Nerve V) has how many major branches?
  1. ATwo
  2. BThree
  3. CFour
  4. DFive
Question 36Single Answer
The superior alveolar nerves supply sensation to which teeth?
  1. AAll maxillary teeth
  2. BAll mandibular teeth
  3. COnly molars
  4. DOnly incisors and canines
Question 37Single Answer
The mental nerve supplies sensation to:
  1. AMaxillary premolars
  2. BThe anterior part of the chin and lower lip
  3. CThe upper cheek region
  4. DThe hard palate
Question 38Single Answer
Which salivary gland is the largest?
  1. ASublingual
  2. BSubmandibular
  3. CParotid
  4. DMinor glands
Question 39Single Answer
Which gland produces both serous and mucous saliva?
  1. AParotid
  2. BSubmandibular
  3. CSublingual
  4. DAll of the above
Question 40Single Answer
Which structure prevents food from entering the nasal cavity during swallowing?
  1. AUvula
  2. BEpiglottis
  3. CSoft palate
  4. DBoth a and c
Question 41Single Answer
The term "masticatory mucosa" refers to:
  1. AThe lining of the soft palate
  2. BThe gingiva and hard palate
  3. CThe inner cheeks
  4. DThe dorsum of the tongue
Question 42Single Answer
Which type of epithelium lines most of the oral cavity?
  1. ASimple squamous
  2. BStratified squamous
  3. CColumnar
  4. DCuboidal
Question 43Single Answer
Which papillae on the tongue contain taste buds?
  1. AFiliform
  2. BFungiform
  3. CCircumvallate
  4. DBoth b and c
Question 44Single Answer
Which type of papillae on the tongue has no taste buds?
  1. AFiliform
  2. BFungiform
  3. CCircumvallate
  4. DFoliate
Question 45Single Answer
The temporomandibular joint (TMJ) is what type of joint?
  1. AFibrous
  2. BCartilaginous
  3. CSynovial
  4. DHinge
Question 46Single Answer
Which muscle is primarily responsible for opening the mouth?
  1. AMasseter
  2. BTemporalis
  3. CLateral pterygoid
  4. DMedial pterygoid
Question 47Single Answer
Which muscle of mastication elevates the mandible?
  1. ALateral pterygoid
  2. BMasseter
  3. CDigastric
  4. DMylohyoid
Question 48Single Answer
Bruxism is the condition characterized by:
  1. AGrinding or clenching of teeth
  2. BLoss of taste sensation
  3. CInfection in the salivary glands
  4. DDry mouth
Question 49Single Answer
The condyle of the mandible articulates with which bone?
  1. AMaxilla
  2. BZygomatic
  3. CTemporal
  4. DSphenoid
Question 50Single Answer
At what age do the first primary (deciduous) teeth usually erupt?
  1. A2 months
  2. B6 months
  3. C12 months
  4. D18 months
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