Flashcards in MSK Spaces of the UL Deck (24):
What makes the medial wall of the axilla?
Serratus anterior and the thoracic wall (ribs and intercostal muscles)
What makes the lateral wall of the axilla?
Intertubecular groove of the humerus
What makes the anterior wall of the axilla?
Pectoralis major and minor
What makes the posterior wall of the axilla?
Subscapularis, teres major and latissimus dorsi
What makes up the apex of the axilla?
The lateral border of the first rib, the superior border of the scapula and the posterior border of the clavicle
What makes up the base of the axilla?
What are the contents of the axilla?
Axillary artery and vein, brachial plexus, biceps brachii, coracobrachialis and axillary lymph nodes
What contents of the axilla are encased by the axillary sheath?
Axillary artery, Axillary vein and cords and branches of the brachial plexus.
What is the anatomical snuff box?
A triangular depression found on the lateral aspect of the dorsum of the hand
Located at the level of the carpal bones
What are the contents of the anatomical snuff box?
Branch of radial nerve
What does thinking about the anatomical snuff box help you to remember?
That part of the sensory supply of the hand is the radial nerve
What makes up the medial border of the anatomical snuff box?
Tendon of extensor pollicis longus
What makes up the lateral border of the anatomical snuff box?
Tendon of abductor pollicis longus and extensor pollicis brevis
What makes up the proximal border of the anatomical snuff box?
Styloid process of the radius
What makes up the floor of the anatomical snuff box?
Carpal bones, scaphoid and trapezium
What makes up the roof of the anatomical snuff box?
What are the contents of the cubital fossa?
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What is the lateral border of the cubital fossa?
Medial border of brachioradialis
What is the medial border of the cubital fossa?
Lateral border of pronator teres
What is the superior border of the cubital fossa?
An imaginary line between the epicondyles of the humerus
What is the floor of the cubital fossa?
What is the roof of the cubital fossa?
Skin and fascia reinforced by the bicipital aponeurosis
What are the layers of the carpal tunnel?
Deep carpal arch formed by the scaphoid and trapezium and the pisiform and hamate
Superficial layer: flexor retinaculum