Search results
The nerve supply to the elbow stems from the brachial plexus that originates in the shoulder. The brachial plexus is a network of nerves formed from the ventral rami of nerve roots C5 to T1. From proximal to distal, the brachial plexus is organised by roots, trunks, divisions, and cords.
Study with Quizlet and memorize flashcards containing terms like The occipitofrontalis, or epicranius, originates on the ____ bone., The masseter, temporalis and pterygoids all insert on the _____., The sternocleidomastoid inserts on the _____. and more.
Sep 11, 2023 · The elbow joint is classified structurally as a synovial joint. It is also classified structurally as a compound joint, as there are two articulations in the joint. Synovial joints, also called diarthroses, are free movable joints.
- Medical Content Validation
- Hinge joint
- Humerus, radius, ulna
- Extensors of The Forearm
- Flexors of The Forearm
- Mnemonics
Residing in the posterior compartment of the forearm, the extensor muscles can be further divided into superficial and deep extensors. Superficial extensors consist of seven muscles; brachioradialis, extensor carpi radialis longus, extensor carpi radialis brevis, extensor digitorum, extensor digiti minimi, extensor carpi ulnaris, and the anconeus. ...
As seen in this forearm muscles diagram, the flexor muscles reside in the anterior compartment of the forearm, and are separated into the three following layers: 1. Superficial layer: flexor carpi ulnaris, palmaris longus, flexor carpi radialis, and pronator teres. 2. Intermediate layer: flexor digitorum superficialis, flexor digitorum profundus, a...
The forearm muscles are responsible for flexion and extension of the wrist and digits. Remembering the action of each one can be quite difficult. Use the following mnemonic to make your life a little easier! 'Rule of 3s' 1. 3 wrist flexors (flexor carpi radialis, flexor carpi ulnaris, palmaris longus) 2. 3 finger flexors (flexor digitorum superfici...
- Medical Content
- 14 min
- Humerus, radius, ulna
Jan 13, 2024 · The upper extremity, or arm, is a key part of the upper body. Arm anatomy consists of 3 main parts: the upper arm, forearm, and hand. It spans from the shoulder to the fingers and contains 30 bones, nerves, blood vessels, and muscles. The brachial plexus supply the arm’s nerves.
The broad, triangular latissimus dorsi is located on the inferior part of the back, where it inserts into a thick connective tissue sheath called an aponeurosis. The rest of the shoulder muscles originate on the scapula.
Oct 30, 2023 · The three parts of the deltoid each have a different origin: The clavicular (anterior) part originates from the superior surface and the anterior border of the lateral third of clavicle. The acromial (middle) part arises from the lateral margin and superior surface of the acromion of scapula.
