A. Cavernous sinus
B. Superior petrosal
C. Transverse sinus
D. All of the above
Related Mcqs:
- The transverse venous sinus continues as_________________?
A. Straight sinus
B. Cavernous sinus
C. Sigmoid sinus
D. Ethmoidal sinus - 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 - In which one of the following organs the venous emboli are most often iodged ?
A. Lungs
B. Kidneys
C. Intestines
D. Heart - CSF is directly returned to venous system by _____________?
A. Choroid plexus
B. Cerebral veins
C. Arachnoid villi
D. Emissary veins - The oxygen tension of the mixed venous blood is______________?
A. 25 mm Hg
B. 40 mm Hg
C. 55 mm Hg
D. 70 mm Hg - Venous emboli are most often lodged in_____________?
A. Intestines
B. Lungs
C. Kidneys
D. Heart - The most common site of origin for venous thrombi leading to pulmonary embolism is_____________?
A. Ascending oaorta
B. Portal vein
C. Deep leg veins
D. Right atrium - Venous malformation involving the leptomeninges of the cerebral cortex is salient feature of_____________?
A. Rendu-Osler-Weber disease
B. Maffuci’s syndrome
C. Angioosteohypertrophy syndrome
D. Sturge weber syndrome - Tributary of the cavernous sinus includes all of the following, except ?
A. Superior petrosal sinus
B. Inferior petrosal sinus
C. Superficial middle cerebral vein
D. Deep middle cerebral vein - All of the following structures are related to cavernous sinus except______________?
A. 2nd optic nerve
B. 4th nerve
C. 6th nerve
D. Mandibular division of trigeminal nerve
