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Quadrangular Space
Spatium axillare laterale
A four-sided anatomical gap in the shoulder region that allows passage of the axillary nerve and posterior circumflex humeral artery.
4 body parts containing the letter Q — each with origin, classification, and notes.
Below are body parts that contain the letter Q anywhere in the name. Each of the 4 body parts below opens to a full profile.
| Quadrangular Space | Quadratus Femoris | Quadratus Lumborum | Quadriceps |
A four-sided anatomical gap in the shoulder region that allows passage of the axillary nerve and posterior circumflex humeral artery.
A short, flat muscle of the hip that rotates the thigh outward and helps stabilize the hip joint.
A deep muscle of the posterior abdominal wall that stabilizes the lower spine and helps bend the trunk sideways.
A group of four large muscles on the front of the thigh that extend the knee and stabilize the kneecap.
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