| 释义 |
rectum Anat. and Med.|ˈrɛktəm|
[a. L. rectum (sc. intestinum), neut. of rectus straight.]
The final section of the large intestine (so called from its form in some animals), extending in man from the sigmoid flexure of the colon to the anus.
1541R. Copland Guydon's Quest. Chirurg. H iij b, Fyrste it behoueth to begyn at the ars gut that is called longaum or rectum. 1548–77Vicary Anat. viii. (1888) 66 The syxte and last [gut] is called Rectum or Longaon. 1676Wiseman Chirurg. Treat. iii. v. 238 We found a stop about an inch..within the Rectum. 1727–41Chambers Cycl. s.v., The levatores ani, which serve to raise or pull back the rectum. 1794–6E. Darwin Zoon. (1801) II. 466 Aloe given internally seems to act chiefly on the rectum. 1873Mivart Elem. Anat. xi. 446 The colon ascends in the abdominal cavity, passes transversely, and then descends to terminate in the rectum.
attrib. and Comb.1863–76T. B. Curling Dis. Rectum (ed. 4) 77 A proper rectum supporter will help to lessen the inconvenience. 1879St. George's Hosp. Rep. IX. 781 If..there are any remnants of rectum trouble. |