Sphenoidal air sinus is supplied by ________ nerve?
		A.	Posterior ethmoidal nerve
B.	Posterior superior alveolar nerve
C.	Sphenoidal nerve
D.	Infratemporal nerve
		A.	Posterior ethmoidal nerve
B.	Posterior superior alveolar nerve
C.	Sphenoidal nerve
D.	Infratemporal nerve
		A.	VII and IX cranial nerves
B.	IX and X cranial nerves
C.	V and X cranial nerves
D.	VII and IX sal nerves
		A.	Hydrogen bonding
B.	Hydrophobic interactions
C.	Vander wall forces
D.	Not known
		A.	Intracellular proteolysis
B.	Electron transport chain
C.	Transport of ATP
D.	Protein folding
		A.	Hyperparathyroidism
B.	Hypothyroidism
C.	Hypoparathyroidism
D.	Hyperthyroidism
		A.	Hypoparathyroidism
B.	Cleidocranial dysplasia
C.	Pierre Robin Syndrome
D. Mongolism (Down’s Syndrome
		A.	It has increased tensile and compressive strength
B.	It has poor tarnish and corrosion resistance
C.	It’s edge strength is greater
D.	Mercury content in the final restoration is less