69 - Foramen Transversarium

The transverse foramen (Latin: foramen transversarium) pierces the transverse processes of the seven cervical vertebrae. In the upper six vertebrae, the foramen gives passage to the vertebral artery, vertebral vein, and a plexus of sympathetic nerves. The seventh foramen lacks the artery, but contains the vein and sympathetic nerves.

68 - Arc of Riolan

The superior mesenteric artery supplies the caecum, appendix, ascending colon and right two-thirds of the transverse colon via the ileocolic, right colic and middle colic branches. The ileocolic artery is formed as the distal continuation of the superior mesenteric artery in the root of the small bowel mesentery after the origin of the last ileal artery.

The inferior mesenteric artery is

67 - Anatomy of Knee

*I am not gonna explain the entire anatomy of the knee here, coz u will find that in hundreds of books. I am gonna post a video made by Dr. Bertram Zarins of the Mass General Hospital Sports Medicine Service, which has made me happy (happy because of its simplicity and beauty in explaining the basic anatomy). Sometimes you try explaining hundreds of things to students without a picture or video

66 - Torcular herophili

The confluence of sinuses or torcular herophili is the connecting point of the superior sagittal sinus, straight sinus, and occipital sinus. It is found deep to the occipital protuberance of the skull. Blood arriving at this point then proceeds to drain into the left and right transverse sinuses.

The superior sagittal sinus often drains into (either exclusively or predominantly) one transverse