The frontal paranasal sinus drains into the_______________?

Related Mcqs:

1. The maxillary sinus drains into_______________?

   A. Middle plexus
   B. Inferior meatus
   C. Superior meatus
   D. Spheno ethmoidal recess

2. Maxillary sinus is described as a four sided pyramid containing base, apex, roof and floor. The apex of maxillary sinus extends________________?

   A. Laterally into zygomatics process of maxilla
   B. Medially into zygomatic process of maxilla
   C. Laterally into lateral nasal wall
   D. Superiorly into floor of orbit

3. Wharton’s duct drains the_______________?

   A. Pancreas
   B. Parotid
   C. Lacrimal gland
   D. Submandibular gland

4. Lymph from lower lip – middle part drains directly into _______________?

   A. Submandibular nodes
   B. Submental nodes
   C. Sublingual nodes
   D. Preauricular nodes

5. Middle thyroid vein drains into _______ vein?

   A. External jugular
   B. Anterior jugular
   C. Internal jugular
   D. Brachio cephalic

6. Lymph from the teeth drains into all of the following nodes EXCEPT______________?

   A. Sub mandibular nodes
   B. Deep cervical nodes
   C. Retro pharyngeal nodes
   D. Sub mental nodes

7. What is maxillary air sinus ?

   A. Paranasal air sinus situated close to maxilla
   B. Venous sins situated close to maxilla
   C. Paranasal air sinus situated in maxilla
   D. Venous sinus extending in to the maxilla

8. First sinus developed ______________?

   A. Maxillary sinus
   B. Frontal sinus
   C. Sphenoidal sinus
   D. Ethmoidal sinus

9. Sphenoidal air sinus is supplied by which nerve______________?

   A. Posterior ethmoidal
   B. Posterior superior
   C. Sphenoidal
   D. Infratemporal

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

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