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Infraglenoid tubercle

Part of the scapula from which the long head of the triceps brachii originates

Infraglenoid tubercle
Lateral view of left scapula (infraglenoid tubercle labeled at center right)
Details
Identifiers
Latin	tuberculum infraglenoidale
TA98	A02.4.01.021
TA2	1164
FMA	23266
Anatomical terms of bone [edit on Wikidata]

The infraglenoid tubercle is the part of the scapula from which the long head of the triceps brachii muscle originates. The infraglenoid tubercle is a tubercle located on the lateral part of the scapula, inferior to (below) the glenoid cavity. The name infraglenoid tubercle refers to its location below the glenoid cavity.

The infraglenoid tubercle is the origin of the long head of the triceps brachii muscle.^[1][2] It helps to stabilise the muscle origin.^[1]

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  Left scapula. Infraglenoid tubercle shown in red.
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  Animation. Infraglenoid tubercle shown in red.
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  Lateral view of left scapula. Infraglenoid tubercle shown in red.
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  Anterior surface of left scapula. Infraglenoid tubercle is "11"
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  Anterior surface of left scapula. Infraglenoid tubercle shown in red.

• Supraglenoid tubercle

This article incorporates text in the public domain from page 205 of the 20th edition of Gray's Anatomy (1918)

Wikimedia Commons has media related to Infraglenoid tubercle.

• Anatomy photo:05:os-0215 at the SUNY Downstate Medical Center - "Axillary Region: Scapula (Left)"
• radiographsul at The Anatomy Lesson by Wesley Norman (Georgetown University) (xrayleftshoulder)

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