| 单词 |
rectal |
| 释义 |
rectal, a. Anat. and Med.|ˈrɛktəl|
[f. rect-um + -al1.]
Of or belonging to the rectum. rectal gland, a gland that excretes into the rectum; esp. in cartilaginous fishes, a gland that excretes salt so as to maintain the osmotic balance.
1872T. G. Thomas Dis. Women (ed. 3) 67 The rectal touch, uterine probe,..and other means, should be resorted to. 1875H. C. Wood Therap. (1879) 20 The dissolving power of the rectal fluids is very slight. 1887Marshall & Hurst Pract. Zool. xi. 217 The rectal gland is a thick-walled tube, about three quarters of an inch long, lying in the body-cavity dorsal to the rectum. 1925R. E. Snodgrass Anat. & Physiol. Honeybee vi. 165 Nothing definite is known of the function of the rectal glands. 1974D. & M. Webster Compar. Vertebr. Morphol. xvii. 442 Excess salt is actively excreted by the rectal, or digitiform gland [of chondrichthyeans].
Hence ˈrectally adv., by way of the rectum.
1906Practitioner Nov. 645 This serum was injected rectally. 1977Lancet 16 Apr. 857/2 We have measured the effect of rectally administered cimetidine on acid secretion in the canine stomach. |
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