A pine is a coniferous trees in the genus Pinus, in the family Pinaceae. There are about 115 species of pines worldwide, although different authorities accept between 105 and 125 species.
1 The superior gluteal nerve and the nerve to quadratus femoris/inferior gemellus share the same nerve roots (L4, L5 and S1).  Similarly, the inferior gluteal nerve and the nerve to obturator internus/superior gemellus also share the same nerve roots (L5, S1 and S2).
Anatomy. Point: 23. Superior Colliculus. Function: Superior and inferior colliculi comprise the tectum or roof (dorsal to the cerebral aqueduct) of the mesencephalon or midbrain. The rostral portion of the roof consists of two bumps=superior colliculi.unction: Superior and inferior colliculi comprise the tectum or roof (dorsal to the cerebral aqueduct) of the mesencephalon or midbrain. The rostral portion of the roof consists of two bumps=superior colliculi.