rectal ampulla n.
A dilated portion of the rectum just above the anal canal.
- Rectal anesthesia
rectal anesthesia n. General anesthesia following instillation of liquid anesthetics into the rectum.
- Rectal artery
rectal artery n. An artery with its origin in the internal pudendal artery, with distribution to the anal canal, the muscles and skin of the anal region, and the skin of the buttocks; inferior rectal artery. An artery with its origin in the internal iliac artery, with distribution to the middle portion of the rectum; […]
- Rectal column
rectal column n. See anal column.
rectalgia rec·tal·gi·a (rěk-tāl’jē-ə, -jə) n. See proctalgia.