Dural Venous Sinuses

Question 1

Label this sagittal section of the rural venous sinuses

Answer 1

Question 2

Label this diagram of the Dural sinuses

Answer 2

Question 3

what are the dural venous sinuses?

Answer 3

multiple venous channels between the layers of the dura mater

Question 4

what do the DVS drain into?

Answer 4

internal jugular vein

Question 5

what do the DVS receive blood from?

5

Answer 5

• veins of cerebrum
• veins of cerebellum
• veins of brainstem
• diploic veins
• emissary veins

Question 6

what vein drains the cranium?

Answer 6

diploic

Question 7

what vein drains the scalp?

Answer 7

emissary

Question 8

what does the diploic vein drain?

Answer 8

cranium

Question 9

what does the emissary vein drain?

Answer 9

scalp

Question 10

what is the DVS composed of?

Answer 10

5 unpaired DVS
5 main paired DVS

Question 11

what venous sinus lies within the superior border of the falx cerebri?

Answer 11

superior sagittal sinus

Question 12

where does the superior sagittal sinus lie?

Answer 12

within the falx cerebri

Question 13

what forms the confluence of sinuses?

Answer 13

superior sagittal sinus
straight sinus
occipital sinus

Question 14

posteriorly, the inferior sagittal sinus combines with the great cerebral vein to form what?

Answer 14

straight sinus

Question 15

the straight sinus is formed from what other sinuses?

Answer 15

great cerebral vein and inferior sagittal sinus

Question 16

where is the straight sinus located?

Answer 16

falx cerebri meets the tentorium cerebelli

Question 17

what are the 5 main unpaired dural venou sinuses?

Answer 17

• superior sagittal sinus
• inferior sagittal sinus
• straight sinus
• occipital sinus
• intercavernous sinses

Question 18

what are the 5 main paired dural venous sinuses?

Answer 18

• transverse sinuses
• sigmoid sinuses
• cavernous sinuses
• superior petrosal sinuses
• inferior petrosal sinuses