Lecture 9 Flashcards
When is a Colles fracture likely to occur?
Pronated arm and dorsiflexed hand FOOSH
What does the cubical fossa contain?
Median cubital vein
Cutaneous nerves
Ulnar and radial arteries
Medial and radial nerves
Where is the cubital fossa found and what is its roof and floor?
Found between the medial and lateral epicondyles, pronator teres and brachioradialis.
Roof:
Bicipital aponeurosis and skin
Floor: brachialis medialis
What muscles are in the superficial layer of the anterior flexor compartment of the forearm?
Where is their origin?
Pronator teres
Flexor carpi radialis
Palmaris longus
Flexor carpi ulnaris
Origin: CFO
What muscles are in the intermediate layer of the anterior flexor compartment?
What is their origin?
Flexor digitorium superficialis
Origin: CFO, radius and ulnar
What muscles are in the deep layer of the anterior flexor compartment?
What is their origin?
Flexor pollicis longus
Flexor digitorium profundus
Pronator quadratus
Origin: radius, ulnar, interosseus membrane
What are the superficial posterior compartment muscles?
What are their origin?
Brachioradialis Extensor carpi radialis brevis Extensor carpi radialis longus Extensor digitorium communis Extensor digit minimi Extensor carpi ulnaris Anconeus
Origin: CEO
What are the deep posterior compartment muscles?
What are their origin?
Supinator Abductor pollicis longus Extensor pollicis brevis Extensor pollicis longus Extensor indicis
Origin: most arise from interosseus membrane, ulnar, +/- radius
Where does the bicep muscle insert onto?
Radial tuberosity
