Bernard F. answered 06/22/24
Expert Tutor in Anatomy, Biology, Microbiology and Physiology
Let's use a river system analogy to explain the path of the superior sagittal sinus.
Imagine the superior sagittal sinus as a major river flowing through a landscape. This river collects water (venous blood) from smaller streams (veins in the brain) as it flows. Eventually, the river reaches a point where several major rivers meet, forming a large lake. This point is called the confluence of sinuses.
In our analogy:
- The superior sagittal sinus is like a river that collects water from the land (brain).
- The confluence of sinuses is like a large lake where multiple rivers (superior sagittal sinus, straight sinus, occipital sinus) meet and mix their waters.
After the confluence of sinuses, the water from our main river (superior sagittal sinus) continues its journey downstream. It flows out of the lake into another river. This river is the right transverse sinus.
So, the superior sagittal sinus (our main river) terminates at the confluence of sinuses (the lake) and then continues further as the right transverse sinus (another river flowing out of the lake).