填空题The trochlear nerve supplies .
填空题The inferior mesenteric artery gives off the following branches: the left colic artery, and .
填空题The normal position of the uterus is maintained by four ligaments: , , and the uterosacral ligament.
填空题The major salivary glands comprise three large paired masses: , and .
填空题The essential structures of articulation(synovial joint) consists of , and .