Major Nerve Plexuses and Select Nerves

The Lumbar Plexus contains what nerves?

The Lumbar Plexus contains: - Femoral Nerve - Obturator Nerve

Plexus and Motor Innervation of the Medial Pectoral Nerve

The Medial Pectoral Nerve is part of the Brachial Plexus, and Innervates both the Pectoralis Major and Pectoralis Minor muscles.

Plexus and Motor Innervation of the Median Nerve

The Median Nerve is part of the Brachial Plexus, and Innervates 5 Anterior Forearm Muscles: - Flexor Carpi Radialis - Flexor Digitorum Superficialis - Pronator Teres - Flexor Digitorum Profundus (lateral half) - Flexor Pollicis Longus The Median nerve innervates 5 Anterior Forearm Muscles.

Plexus and Motor Innervation of the Musculocutaneous Nerve

The Musculocutaneous Nerve is part of the Brachial Plexus, and Innervates the Biceps Brachii (both heads) and Brachialis muscles.

Plexus and Motor Innervation of the Obturator Nerve

The Obturator Nerve is part of the Lumbar Plexus, and innervates 6 Medial Thigh muscles: - Adductor Longus - Adductor Brevis - Adductor Magnus - Gracilis - Pectineus ............................................................................ The Obturator Nerve innervates 6 Medial Thigh Muscles

Plexus and Motor Innervation of the Phrenic Nerve

The Phrenic Nerve is the only nerve in the Cervical Plexus, and the Phrenic Nerve Innervates the Diaphragm

Plexus and Motor Innervation of the Radial Nerve

The Radial Nerve is part of the Brachial Plexus, and Innervates the: The Radial Nerve Innervates the Posterior Arm and Posterior Forearm muscles.

The Sacral Plexus contains what nerves?

The Sacral Plexus contains: - Superior Gluteal Nerve - Inferior Gluteal Nerve - Sciatic Nerve The Sciatic Nerve Branches into the - Tibial and Common Fibular Nerves The Common Fibular Nerve Branches into the - Deep and Superficial Fibular Nerves

Plexus and Motor Innervation of the Superficial Fibular Nerve

The Superficial Fibular Nerve is part of the Sacral Plexus, branches from the Sciatic Nerve and the Common Fibular Nerve, and innervates the Lateral Compartment of the Leg: - Fibularis Longus - Fibularis Brevis The Superficial Fibular Nerve Innervates the 2 fibularis muscles.

Plexus and Motor Innervation of the Superior Gluteal Nerve

The Superior Gluteal Nerve is part of the Sacral Plexus, and innervates 3 muscles: - Tensor Fasciae Latae - Gluteus Minimus - Gluteus Medius (All medially rotate thigh) The Superior Gluteal Nerve innervates 3 muscles.

Plexus and Motor Innervation of the Tibial Nerve

The Tibial Nerve is part of the Sacral Plexus, branches from the Sciatic Nerve and innervates the Posterior Thigh Muscles, Posterior Leg Muscles, and Plantar Surface of the foot: - Biceps Femoris (long head) - Semimembranosus - Semitendinosus - Adductor Magnus (with obturator nerve) - Flexor Digitorum Longus - Flexor Hallucis Longus - Gastrocnemius - Soleus - Tibialis Posterior The Tibial nerve innervates 9 muscles and the plantar surface of the foot.

Plexus and Motor Innervation of the Ulnar Nerve

The Ulnar Nerve is part of the Brachial Plexus, and Innervates the: - Flexor Carpi Ulnaris - Flexor Digitorum Profundus (medial half) - Most Hand Muscles Three muscles innervated by the Ulnar nerve. (Medial flexors)

What does the sciatic nerve innervate?

nothing

Plexus and Motor Innervation of the Axillary Nerve

The Axillary Nerve is part of the Brachial Plexus, and innervates the Deltoid and Teres Minor muscles.

The Brachial Plexus contains what nerves?

The Brachial Plexus contains 8 Nerve: - Medial Pectoral Nerve - Lateral Pectoral Nerve - Long Thoracic Nerve - Ulnar Nerve - Radial Nerve - Musculocutaneous Nerve - Median Nerve - Axillary Nerve

Cervical Plexus contains what nerve?

The Cervical Plexus contains the Phrenic Nerve

Plexus and Motor Innervation of the Common Fibular Nerve

The Common Fibular Nerve is part of the Sacral Plexus, branches from the Sciatic Nerve, and innervates the Short Head of Biceps Femoris (Tibial Nerve innervates the long head).

Plexus and Motor Innervation of the Deep Fibular Nerve

The Deep Fibular Nerve is part of the Sacral Plexus, branches from the Sciatic Nerve and the Common Fibular Nerve, and innervates the Doral Surface of the Foot and Anterior Leg muscles: - Tibialis Anterior - Extensor Hallucis Longus - Extensor Digitorum Longus The Common Fibular Nerve innervated 3 muscles and the Dorsal Surface of the Foot.

Plexus and Motor Innervation of the Femoral Nerve

The Femoral Nerve is part of the Lumbar Plexus, and innervates 8 Anterior Thigh Muscles: - Sartorius - Pectineus - Rectus Femoris - Vastus Lateralis - Vastus Intermedius - Vastus Medialis - Iliacus - Psoas Major The Femoral nerve innervates 8 Anterior Thigh muscles.

Plexus and Motor Innervation of the Inferior Gluteal Nerve

The Inferior Gluteal Nerve is part of the Plexus, and only innervates the Gluteus Maximus.

Plexus and Motor Innervation of the Intercostal Nerves

The Intercostal Nerves branch from thoracic spinal nerves and do not form a plexus. However, the innervate the Intercostal Muscles.

Plexus and Motor Innervation of the Lateral Pectoral Nerve

The Lateral Pectoral Nerve is part of the Brachial Plexus, and Innervate only the Pectoralis Major muscle.

Plexus and Motor Innervation of the Long Thoracic Nerve

The Long Thoracic Nerve is part of the Brachial Plexus, and Innervates the Serratus Anterior.

inferior gluteal nerve motor function

gluteus maximus

Superior gluteal nerve motor function

tensor fascia latae, gluteus medius and gluteus minimus