medical MCQs – Page 227

Practise multiple-choice questions from medical for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

medical Mcqs

1. oral anatomy 2. microbiology 3. oral pathology and medicine 4. physiology 5. biochemistry 6. general anatomy 7. dental materials 8. pharmacology 9. pathology 10. oral histology

4521. The oesophagus commences at the following level____________?
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A. Lower end of cricoid

B. C7

C. C5 vertebra

D. 10 cm from incisor teeth

4522. What is maxillary air sinus ?
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A. Paranasal air sinus situated in maxilla

B. Venous sins situated close to maxilla

C. Venous sinus extending in to the maxilla

D. Paranasal air sinus situated close to maxilla

4523. All of the following are derivatives of connective tissue except ___________?
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A. Mast cells

B. Clara cells

C. Endothelial cells

D. Fibroblast

4524. Lymph from lower lip middle part drains directly into _______________?
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A. Submandibular nodes

B. Preauricular nodes

C. Sublingual nodes

D. Submental nodes

4525. Pneumatic bones is all except ?
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A. Maxilla

B. Ethmoid

C. Mastoid

D. Mandible

4526. Middle constrictor of pharynx has attachment from________________?
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A. Mandible

B. Pterygomandibular raphae

C. Cricoid cartilage

D. Body of hyoid bone

4527. Cricothyroid is supplied by_______________?
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A. Superior laryngeal nerve

B. Hypoglossal nerve

C. Vagus

D. Recurrent laryngeal nerve

4528. Muscle originating from scaphoid fossa is _____________?
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A. Tensor cculo

B. Superior constrictor

C. Levator palatine

D. Palatoglossus

4529. Safety muscle of tongue is______________?
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A. Palatoglossus

B. Styloglossus

C. Genioglossus

D. Hyoglossus

4530. The action of digastric muscle is__________________?
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A. Depressing the floor of the mouth

B. Side- to- side movement of mandible

C. Depression of mandible

D. Protrusion of mandible

4531. Superior parathyroid glands are derived from________________?
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A. 4thbranchial pouch

B. 3rdbranchial pouch

C. 2nd branchial pouch

D. 1st branchial pouch

4532. The second stage of deglutition is characterized by________________?
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A. Relaxation of pharyngeal constrictors

B. Peristalsis of Pharyngo esophageal shpincter

C. Elevation of larynx

D. Mometary apnoea

4533. Which of the following is located meidal to the third molar at the junction of the maxilla and the horizontal plate of the palatine bone_____________?
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A. Pterygoid Hamulus

B. Posterior nasal spine

C. Greater palatine foramen

D. Mylohyoid line

4534. Main nerve supply of palatine tonsils is_______________?
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A. Glossopharyngeal nerve

B. Greater palatine nerve

C. Facial nerve

D. Lesser palatine nerve

4535. Middle conchae of nose are a part of _____________?
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A. Vomer

B. Maxilla

C. Ethmoid

D. Nasal Bone

4536. Floor of mouth is made by which muscle ___________________?
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A. Genioglossus

B. Mylohyoid

C. Masseter

D. Geniohyoid

4537. All of the following muscles take their origin from the outer surface of the mandible EXCEPT______________?
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A. Platysma

B. Mentalis

C. Buccinator

D. Depressor anguli oris

4538. The weakest part of pharynx is______________?
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A. Between thyropharyngeus and crico- pharyngeus

B. Pyriforma fossa

C. Sinus of morgangini

D. Pharyngeal recess

4539. Which one of the following muscles of the soft palate supplied by the mandibular nerve______________?
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A. Musculus uvulae

B. Levator palati

C. Palat glossus

D. Tensor palati

4540. Al are structures lying deep to the hyoglossus muscle except_______________?
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A. Stylohyoid muscle

B. Lingual artery

C. Hypoglossal nerve

D. Geniohyoid muscle

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