What muscles are affected by brachial plexus injury?

What is brachial plexus birth injury?

  • Injuries to the upper brachial plexus (C5, C6) affect muscles of the shoulder and elbow.
  • Injuries to the lower brachial plexus (C7, C8, and T1) can affect muscles of the forearm and hand.

Which muscles are innervated by which nerves?

Muscles Innervated by Cranial Nerves
Cranial Nerve Muscle
Oculomotor nerve (CN III) Extraocular muscles innervated by CN III are superior rectus (SR) infecrior rectus (IR) medial rectus (MR) inferior oblique (IO) Levator palpebrae superioris Ciliary muscle Sphincter pupillae
Trochlear nerve (CN IV) Superior oblique

What exercises for brachial plexus?

Rest your forearm on a table and keep your elbow flexed to 900 and tucked into your side. Using your other hand to help, turn your hand palm up as far as it can go. Using your other hand to help, turn your hand palm down as far as you can. Do not allow your elbow to move while you are stretching.

Which muscle is innervated by the ulnar nerve?

flexor carpi ulnaris
The ulnar nerve innervates the flexor muscles of the forearm including the flexor carpi ulnaris and flexor digitorum profundus. It also innervates the intrinsic muscles of the hand including the palmaris brevis, lumbricals, hypothenar and interossei muscles.

What muscles are innervated by C5?

The muscles innervated by C5 are: Serratus Anterior, Deltoid, Ifraspinatus, Teres minor, Teres major, Pectoralis major, Supraspinatus, Biceps, Brachialis, Brachioradialis, Supinator.

What is brachial plexus nerve injury?

The brachial plexus is a network of nerves in the shoulder that carries movement and sensory signals from the spinal cord to the arms and hands. Brachial plexus injuries typically stem from trauma to the neck, and can cause pain, weakness and numbness in the arm and hand.

What does the ulnar nerve innervate?

The ulnar nerve innervates the flexor muscles of the forearm including the flexor carpi ulnaris and flexor digitorum profundus. It also innervates the intrinsic muscles of the hand including the palmaris brevis, lumbricals, hypothenar and interossei muscles.

What nerve innervates the gastrocnemius muscle?

tibial nerve
The tibial nerve (S1, S2) innervates the majority of the muscles of the calf. The tibial nerve passes through the popliteal fossa and gives off branches to the gastrocnemius, popliteus, soleus, and plantaris muscles. There is also a cutaneous branch that will become the sural nerve.

What does the obturator nerve innervate?

The obturator nerve can become entrapped as it passes through the obturator canal. The anterior branch of the obturator nerve innervates the adductor longus, adductor brevis, and gracilis muscles, as well as giving innervation to the hip joint.

What doctor treats brachial plexus injury?

People with brachial plexus injuries usually see three surgeons during one office visit at Mayo Clinic. At Mayo Clinic, neurosurgeons, orthopedic surgeons, hand and microvascular surgeons, physical rehabilitation experts, and other specialists collaborate as a team to evaluate and treat each patient.