External auditory meatus develops from___________________?

Related Mcqs:

1. The maxillary air sinus opens into middle meatus at______________?

   A. Infundibulum
   B. Summit of infundibulum
   C. Bulla ethmoidalis
   D. Hiatus semilunaris

2. Maximum oral structures are having their origin from___________________?

   A. Ectoderm
   B. Mesoderm
   C. Endoderm
   D. None of the above

3. Auditory tube is supplied by__________________?

   A. Ascending pharyngeal
   B. Middle meningeal
   C. Artery of pterygoid canal
   D. All of the above

4. Thyroid gland develops rom________________?

   A. Thyroglossal duct
   B. Rathke’s pouch
   C. Notochordal process
   D. Embryonal disc

5. Palatine tonsil develops from________________?

   A. Dorsal part of II pharyneal pouches
   B. Ventral part of II pharyneal pouches
   C. Dorsal part of III pharyneal pouches
   D. Ventral part of I pharyneal pouches

6. Tongue develops from all of the following except_______________?

   A. Tuberculum impar
   B. Hypobranchial eminence
   C. Lingual swellings
   D. Arytenoid swellings

7. The posterior part of the tongue develops from_________________?

   A. First Arch
   B. Third Arch
   C. Second Arch
   D. All of the above

8. Muscles of mastication develops from__________________?

   A. 1stbranchial arch
   B. 2nd branchial arch
   C. 3rd branchial arch
   D. 6th branchial arch

9. Tongue develops from which branchial arches ?

   A. I, II,IV
   B. I, II, III
   C. I, III,IV
   D. I,II,II,IV

10. Glossopharyngeal nerve supplies posterior part of tongue because it develops from_____________?

    A. Hyoid arch
    B. Tubercuum impar
    C. Mandibular arch
    D. Hypobranchial eminence