Coccyx

base of the coccyx

formed of an oval concave facet on the body of the first segment that articulates with the body of S5

the dorsal surface of the coccyx

is rough and convex

ventral surface of the coccyx

is smooth and concave

Co. segment 1

largest and broadest TPs are connected to the sacrum forming the last IVF APs form the coccygeal cornua

function of the coccyx

provides attachment for : gluteus maximus coccygeus muscles anococcygeal ligament filum terminale externum (coccygeal ligament) (DOES NOT PARTICIPATE IN SUPPORT OF BODY WEIGHT)

the apex of the coccyx

small tubercle at the bottom of the vertebral column

coccyx

small, triangular bone formed by 4 fused segments, consists of; base, apex, ventral surface and dorsal surface

coccyx AKA

tail bone