Lacunae of Morgagni, also called the
urethra
The urethra (from Greek οὐρήθρα – ''ourḗthrā'') is a tube that connects the urinary bladder to the urinary meatus for the removal of urine from the body of both females and males. In human females and other primates, the urethra c ...
l lacunae of the male urethra (''lacunae urethralis'', ''urethrae masculinae'' or the ''crypts of Morgagni''), are small depressions or recesses on the surface of the mucous membrane of the urethra. Their openings are usually directed
distally. The largest of these recesses is called
lacuna magna (or the ''sinus of Guérin'', or ''Guérin's sinus''), which is situated on the upper surface of the
fossa navicularis.
Located deeper within the lacunae are branching mucous
tubule
In biology, a tubule is a general term referring to small tube or similar type of structure. Specifically, tubule can refer to:
* a small tube or fistular structure
* a minute tube lined with glandular epithelium
* any hollow cylindrical body stru ...
s called the
glands of Littre. The lacunae of Morgagni are named after Italian
anatomist
Anatomy () is the branch of biology concerned with the study of the structure of organisms and their parts. Anatomy is a branch of natural science that deals with the structural organization of living things. It is an old science, having it ...
Giovanni Battista Morgagni
Giovanni Battista Morgagni (25 February 1682 – 6 December 1771) was an Italian anatomist, generally regarded as the father of modern anatomical pathology, who taught thousands of medical students from many countries during his 56 years as Pro ...
(1682–1771).
References
Dorland's Medical Dictionary
Male urethra
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