What is the insertion of omohyoid muscle?
| Omohyoid muscle | |
|---|---|
| Origin | Upper border of the scapula (Inferior belly), Intermediate Tendon (Superior Belly) |
| Insertion | Intermediate Tendon (Inferior Belly), Hyoid Bone (Superior Belly) |
| Artery | Branches from the inferior thyroid artery (ITA) |
| Nerve | Ansa cervicalis (C1-C3) |
Does omohyoid have 2 bellies?
Omohyoid (OH) muscle is one of the infrahyoid muscles that consist of superior and inferior bellies. The two bellies are continuous to each other at the intermediate tendon.
What is the superior belly of omohyoid muscle?
The superior belly of the omohyoid muscle forms the anteroinferior border of the carotid triangle vascular area, which houses the upper part of the common carotid artery, carotid sinus and carotid body.
Where is the omohyoid located?
neck
The omohyoid muscle is a thin, relatively long muscle located in each side of the neck. This muscle is made up of two separate muscle bellies (superior belly and inferior belly) that are connected in the middle of the muscle by a tendon. The omohyoid muscle is a thin muscle located at each side of the neck.
What is the insertion of the sternothyroid muscle?
Sternothyroid muscle
| Origin | Posterior surface of manubrium of sternum, Costal cartilage of rib 1 |
|---|---|
| Insertion | Oblique line of thyroid cartilage |
| Action | Depress the larynx |
| Innervation | Anterior rami of C1-3 (via the ansa cervicalis) |
| Blood supply | Superior thyroid and lingual arteries |
What is the action of the omohyoid?
The function of this muscle is to depress the hyoid bone and larynx and reestablish breathing following the act of swallowing. In addition, the omohyoid muscle maintains a low pressure in the internal jugular vein by tensing the carotid sheeth.
What does omohyoid mean?
: of or relating to the shoulder and the hyoid bone.
What are omohyoid muscles?
The omohyoid muscle is a long, thin muscle consisting of superior and inferior bellies and an intermediate tendon, which runs obliquely in the lateral cervical region. The omohyoid is important in neck dissections because it is the surgical landmark for level III and IV lymph node metastases.
Why does my omohyoid hurt?
Injury to the omohyoid muscle is particularly common among bodybuilders and those involved in weight bearing exercise. Pain is often referred to the omohyoid when there is damage to the surrounding structures such as neck whiplash injury following an automotive accident.
What is the function of the omohyoid?
The main function of the omohyoid muscle is to depress or lower the hyoid bone, as well as the larynx. This depression of the hyoid bone and larynx occurs when a person speaks and at the end part of a swallow.
How can I relax my omohyoid?
Leaving the hand and body in place, gently bring the left ear towards the left shoulder. Once you reach your full range of motion, hold this position for 30 to 45 seconds. Slowly release the stretch, bringing your head upright. Repeat on the opposite side to stretch the left omohyoid muscle.
How do I stretch my omohyoid?
Head Tilt and Hand Press Stretch Tilt your head slightly back and to the left. Hold this position for 30 to 45 seconds. Slowly release the stretch, bringing your head upright. Repeat on the opposite side to stretch the left omohyoid muscle.
What does the omohyoid muscle do?
The primary function of the omohyoid muscle is to depress and fix the hyoid bone and underlying larynx though it also draws the hyoid bone downwards in phonation and in the terminal phase of swallowing.