1. Muscles of Arm,
Cubital fossa,
and
Elbow joint
Dr. Sama ul Haque

2. Objectives
Discuss the muscles of anterior and posterior compartment of arm in terms of their origin, insertion, nerve supply and actions.
Know the location and boundaries of the Cubital fossa.
Understand the formation of the elbow joint and its type.
Know the movements of flexion and extension at the elbow joint.
Explain the articulation of the elbow joint with radius and ulna.

3. Humerus and Scapula (Anterior view)

4. Humerus and Scapula (Posterior view)

5. Muscles of anterior Compartment of Arm

6. Muscles of anterior Compartment of Arm

7. Muscles of anterior Compartment of Arm

8. Neurovasculature of anterior Compartment of Arm

9. Muscles of posterior Compartment of Arm

10. Muscles of Posterior Compartment of Arm

11. Neurovasculature of Posterior Compartment of Arm

12. Axillary and Brachial arteries

13. It lies anterior to the elbow: Boundaries: Pronator Teres (Medially)
Cubital Fossa
It lies anterior to the elbow:
Boundaries:
Pronator Teres (Medially)
Brachioradialis (Laterally)
Contents: (Lateral to Medial)
Biceps tendon & Aponeurosis
Brachial artery
Median nerve

14. Cubital Fossa

15. Roof of cubital fossa Median Cubital vein Cephalic vein Basilic vein
Floor of cubital fossa
Brachialis muscle
Supinator muscle

16. Cubital Fossa

17. Cubital Fossa

18. Cubital Fossa (Site for IV injection)

19. Course of nerves in anterior and posterior arm

20. Axillary and Radial Nerves
Axillary nerve supplies
Deltoid muscle
Teres Minor
Skin over deltoid
Axillary nerve
Radial Nerve
Posterior View

21. Elbow joint
Articulation
Type
Capsule
Ligaments
Movements

22. Elbow joint

23. Elbow joint

24. Elbow joint (Lateral & Medial view)

25. Elbow joint (Lateral & Medial view)

26. Ligaments of Elbow

27. Movements at Elbow joint
At Superior radioulnar joint

28. Thank you