What muscles attach to bicipital groove?
Three muscle tendons insert on the bicipital groove region:
- lateral lip (crest of the greater tuberosity): pectoralis major.
- floor: latissimus dorsi.
- medial lip (crest of the lesser tuberosity): teres major.
What nerve runs through bicipital groove?
The bicipital groove (intertubercular groove or sulcus) lies between the lateral edge of the lesser tuberosity medially and the greater tuberosity laterally. It is converted to a tunnel by the transverse humeral ligament, a thick band uniting the bony margins. . Musculocutaneous nerve (C5, 6 ).
What attaches to the bicipital groove of the humerus?
The bicipital groove (intertubercular groove, sulcus intertubercularis) is a deep groove on the humerus that separates the greater tubercle from the lesser tubercle. It allows for the long tendon of the biceps brachii muscle to pass….
| Bicipital groove | |
|---|---|
| FMA | 23396 |
| Anatomical terms of bone |
What is a bicipital groove?
The bicipital groove is an indentation that lies along the anterior aspect of the proximal humerus and contains the tendon of the long head of the biceps brachii muscle (fig.
Why is the bicipital groove important?
The bicipital groove (intertubercular groove, sulcus intertubercularis) is a deep groove on the humerus that separates the greater tubercle from the lesser tubercle. It allows for the long tendon of the biceps brachii muscle to pass.
What is the bicipital groove?
The bicipital groove is an indentation that lies along the anterior aspect of the proximal humerus and contains the tendon of the long head of the biceps brachii muscle (fig. 1 ).
What is the importance of the bicipital groove?
Function. The bicipital groove allows for the long tendon of the biceps brachii muscle to pass.
Where is the bicipital groove of the humerus located?
proximal humerus
The bicipital groove is located on the anterior surface of the proximal humerus with the following boundaries: superiorly: transverse humeral ligament. laterally: greater tuberosity of the humerus. medially: lesser tuberosity of the humerus.
What is bicipital groove in medical terms?
Bicipital groove (BG) is an indentation on the anterior aspect of proximal part of humerus. This groove allows tendon of long head of biceps brachi muscle enveloped in synovial sheath and ascending branch of anterior circumflex humeral artery to pass through it.
Where is the spiral groove on the humerus?
The radial sulcus (also known as the musculospiral groove, radial groove, or spiral groove) is a broad but shallow oblique depression for the radial nerve and deep brachial artery. It is located on the center of the lateral border of the humerus bone.
What is the meaning of Bicipital?
Medical Definition of bicipital 1 of muscles : having two heads or origins. 2 : of or relating to a biceps muscle.
What is spiral groove in humerus?