Download Posterior cutaneous nerve of Arm

Scapular Region
• Trapezius Muscle
• Deltoid Muscle
• Rotator Cuff Muscles
• Quadrangular Space & Content
• Triangular Spaces & Content
ROTATOR CUFF
Arm Region
Superficial Fascia of the ARM
Definition:
Contents:
• Nerves
Supra clavicular nerve (Cervical Plexus)
Upper Lateral Cutaneus Nerve of Arm (Axillary)
Lower Lateral cutaneous nerve of Arm (Radial)
Intecosto Brachii nerve ( T2 )
Medial cutaneous nerve of Arm (Medial Cord )
Posterior cutaneous nerve of Arm (Radial )
Superficial Fascia of the ARM
Contents:
• Veins:
Cephalic Vein
Basilic Vein
• Lymph nodes
ARM
ANTERIOR
COMPARTMENT
POSTERIOR
COMPARTMENT
Ant. Compartment
Muscles
Arterial Supply
Nerve Supply
Coracobrachialis
Biceps brachii
Brachialis
Brachial Artery
Musculocutaneous Nerve
Post. Compartment
Muscles
Arterial Supply
Nerve Supply
Triceps containe of Long,
Lateral & Medial Head
Profonda brachi Artery
Radial Nerve
Brachial Artery
• Situation:
• It is continuation of AXILLARY artery. It extend from the lower
border of the teres major to a point in front of the elbow at the
level of neck of radius.
• Branches:
• Muscular branches
• Profonda brachii
• Superior ulnar collateral
• Nutritional
• Inferior ulnar collatera
• Two terminal branches ( Radial & Ulnar )
Radial Nerve
It is largest branch of the posterior cord
Branches:
Before entering the Radial Groove:
1) Motor: N. to Long & Med. Head of Triceps
2) Sensory: Post. Cutaneus n. of Arm
In the Radial Groove:
1) Motor: N. to Lat. & Med. Head of Triceps & Anconeus
2) Sensory: Post. Cut. n. of Forearm & Lower Lat. Cut. n. of Arm
After Radial Groove:
1) Motor : Nerve to Brachialis
Nerve to Brachioradialis
Nerve to Ext. Carpi Radialis Longus
Radial Nerve
It is largest branch of the posterior cord
Branches:
Before entering the Radial Groove:
1) Motor: N. to Long & Med. Head of Triceps
2) Sensory: Post. Cutaneus n. of Arm
In the Radial Groove:
1) Motor: N. to Lat. & Med. Head of Triceps & Anconeus
2) Sensory: Post. Cut. n. of Forearm & Lower Lat. Cut. n. of Arm
After Radial Groove:
1) Motor : Nerve to Brachialis
Nervve to Brachioradialis
Nerve to Ext. Carpi Radialis Longus