What is the meaning of deltoid tuberosity?
: a rough triangular bump on the outer side of the middle of the humerus that is the site of insertion of the deltoid.
What is the function of the deltoid tuberosity of the humerus?
The deltoid tuberosity located in the body (diaphysis) of the humerus, is a roughened, V-shaped area . Function: serves as a point of attachment for the tendons of the deltoid. The medial epicondyle located at the distal end of the humerus, Function: serves as an area for where most muscles of the forearm are attached.
What is the deltoid tuberosity of humerus?
The deltoid tuberosity of the humerus lies proximally about a third of the way to the elbow and provides an attachment point for the deltoid muscle. The deltoid is a triangular muscle with three attachment points: the humerus, the clavicle, and the scapula.
What inserts on the deltoid tuberosity?
The middle portion has four intramuscular septa that extend distally from the lateral acromion and interdigitate with three septa that insert on the deltoid tubercle. The main action of the deltoid is abduction of the arm. The anterior deltoid also assists in forward flexion and internal rotation.
How do you relieve deltoid pain?
Treatments for deltoid pain
- Resting your shoulder.
- Icing or heating the area.
- Taking over-the-counter anti-inflammatory medication.
- Performing light stretching.
How did deltoid tuberosity get its name?
It gets its name because of its similar shape to the Greek letter ‘delta’ (Δ). The muscle has a wide origin spanning the clavicle, acromion and spine of scapula. This article will cover the anatomy and function of the deltoid muscle.
How do you treat deltoid muscle pain?
Rest, ice, and heat are your best first steps for recovery. You should continue to rest your arm until your pain starts to subside. If you have a minor deltoid injury, you can ease back into exercising after a few days. You should not have to completely stop working out unless it becomes too painful.
Why is the deltoid tuberosity important?
(Deltoideus labeled at center right.) In human anatomy, the deltoid tuberosity is a rough, triangular area on the anterolateral (front-side) surface of the middle of the humerus. It is a site of attachment of deltoid muscle.
How do you treat front deltoid pain?
What would cause pain in the deltoid muscle?
The most common causes of deltoid pain are overuse injuries and strains. People who use their shoulders and deltoid muscles repetitively, especially athletes, have an increased risk of deltoid injury. A strain can suddenly result from heavy lifting or an accident, such as a trip or fall.
Which is the correct definition of the deltoid tuberosity?
del·toid tu·ber·os·i·ty (of humerus) [TA] a rough elevation about the middle of the lateral side of the shaft of the humerus, providing attachment (insertion) for the deltoid muscle. Synonym(s): tuberositas deltoidea (humeri) [TA], deltoid crest, deltoid eminence, deltoid impression.
Where is the tuberosity located on the humeral shaft?
Deltoid tuberosity Location It is found on the lateral edge of the mid-humeral shaft. It is vertically oblong in appearance.
Where does the deltoid muscle attach to the humerus?
It refers to a bumpy area on the shaft of the humerus which the deltoid muscle is attached to. The word “Tuberosity” comes from the term “Tuber” which is of Latin origin and means “A lump.” It is also known by various other names, such as: It is found on the lateral edge of the mid-humeral shaft. It is vertically oblong in appearance.
Where is the log in the deltoid tube?
Log In. : a rough triangular bump on the outer side of the middle of the humerus that is the site of insertion of the deltoid.