Cavernous Sinus

Question 1

Anterior relation of cavernous sinus

Answer 1

Apex of orbit and superior orbital fissure

Question 2

Posterior relation of Cavernous sinus

Answer 2

Apex of petrous bone and Trigemnal Ganglion

Question 3

Medial relation of cavernous sinus

Answer 3

• Body of sphenoid
• sphinoid sinus
• Pituitary gland

Question 4

Lateral relations of cavernous sinus

Answer 4

Uncus of temporal Lobe

Question 5

Relations of Cavernous sinus above

Answer 5

Internal carotid Artery

Question 6

Contents inside the cavernous sinus

Answer 6

• Internal Carotid Artery
• Abducent Nerve (6)

Question 7

Content embedded in lateral wall of cavernous sinus

Answer 7

• Oculomotor (III)
• Trochlear (IV)
• Ophthalmic and maxillary division of trigemnal (V)

Question 8

Cavernous sinus is connected with facial Vein through

Answer 8

Ophthalmic veins

Question 9

Anterior communications of Cavernous sinus

Answer 9

• Ophthalmic veins: connects with facial V
• Sphenoparietal sinus

Question 10

Posterior communication of Cavernous sinus

Answer 10

• Superior petrosal Sinus: connects with transverse sinus
• Inferior petrosal Sinus: connects with internal Jugular vein

Question 11

Communications of Cavernous sinus above

Answer 11

Superficial middle cerbral vein (from brain)

Question 12

Communications of Cavernous sinus below

Answer 12

Emissiary veins

Question 13

Communications of Cavernous sinus Medially

Answer 13

intercavernous sinus