Session 3 - Anatomy of the arm Flashcards
What is the name given to this area of arm?
The cubital fossa
What is the cubital fossa?
Where is it located?
An area of transition between the anatomical arm and the forearm
It is located on the anatomical surface of the elbow
What is the lateral border of the cubital fossa made up of?
Formed by the medial border of the brachioradialis
What is the medial border of the cubital fossa made up of?
The lateral border of the pronator teres
What is the superior border of the cubital fossa made up of?
Formed by imaginary line between the epicondyles and the humerus
What is the floor of the cubital fossa made up of?
Brachialis and the supinator muscles
What is the roof of the cubital fossa made up of?
Skin, fascia reinforced by the bicipital aponeurosis
What are the contents of the cubital fossa, lateral to medial?
A-D
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Radial nerve
Biceps tendon
Brachial artery
Median nerve
Where is blood pressure taken with a stethoscope?
Via the brachial artery pulse, that can be felt by palpating immediately to the biceps tendon in the cubital fossa
What are the three muscles found in the anterior compartment of the arm?
BBC
Biceps, Brachialis and Corachobrachialis
What is A?
Where does it attach?
The long head of the biceps brachii, which originates from supraglenoid tubercle of the scapula
What is B?
Where does it attach?
The short head of the biceps brachii
Originates from the coracoid process of the scapula
What is C?
Belly of the biceps brachii
What is D?
The point at which the biceps distally attach to the radius
What is the main role of the biceps brachii?
Supination of the forearm
It also flexes the arm and the shoulder
