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'''Muscular Lacuna''' is a term used in the field of [[anatomy]] to describe a specific space in the [[human body]]. The term "lacuna" is derived from the Latin word for "gap" or "cavity". The muscular lacuna is one of two lacunae located in the [[anterior abdominal wall]], the other being the [[vascular lacuna]].

==Etymology==
The term "lacuna" is derived from the Latin word "lacus" which means "lake". In the context of anatomy, it refers to a gap or cavity in the body. The term "muscular" is derived from the Latin word "musculus" which means "little mouse". This is a reference to the appearance and movement of muscles under the skin.

==Location==
The muscular lacuna is located in the anterior abdominal wall, superior to the [[inguinal ligament]] and lateral to the [[pubic tubercle]]. It is larger than the vascular lacuna and is bounded by the [[inguinal ligament]] inferiorly, the [[rectus abdominis muscle]] medially, and the [[inferior epigastric vessels]] laterally.

==Contents==
The muscular lacuna contains the [[ilioinguinal nerve]] and the [[spermatic cord]] in males or the [[round ligament of the uterus]] in females. It is covered by the [[external oblique muscle]] and its aponeurosis.

==Clinical Significance==
The muscular lacuna is of clinical significance as it is a potential site for the occurrence of [[inguinal hernias]]. Inguinal hernias occur when a part of the intestine or fat pushes through a weak spot in the abdominal wall. The hernia can enter the muscular lacuna and cause pain and other symptoms.

==See Also==
* [[Anterior abdominal wall]]
* [[Inguinal ligament]]
* [[Inguinal hernia]]
* [[Vascular lacuna]]

==References==
<references />

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[[Category:Anatomy]]
[[Category:Medical terminology]]

Muscular lacuna - Revision history

Prab: CSV import