Exam #6_Lab: Anterior Compartment Forearm Flashcards
What are the borders of the cubital fossa?
Superomedial= medial head of triceps Superolateral= biceps brachii Inferomedial= pronator teres Inferolateral= part of tendon to biceps brachii & brachioradialis
What is the bicipital aponeurosis?
Extension of the tendon of biceps brachii
What the is the lateral cutaneous nerve of the forearm a branch of?
Musculocutaneous n.
Where does the lateral cutaneous nerve of the forearm emerge?
Between biceps brachii (long head) & brachialis muscles
What major artery & nerve pass under the bicipital aponeurosis to enter the forearm?
Brachial a.
Median n.
What do the five muscles in the superficial group of the anterior compartment of the forearm originate?
Medial epicondyle of the humerus
What are the five muscles in the superficial group of the anterior compartment of the forearm?
1) Pronator teres
2) Flexor carpi radialis
3) Flexor digitorum superficialis
4) Flexor carpi ulnaris
5) Palmaris longus
What compartment is the brachioradialis part of?
Posterior
What two muscles does the palmaris longus lie between?
Flexor carpi radialis
Flexor digitorum superficialis
What are the two terminal branches of the brachial artery?
Radial a.
Ulnar a.
Where does the recurrent radial a. originate?
Proximal portion of the radial a. just after it branches from the brachial a.
What are the three major proximal branches of the ulnar artery?
1) Anterior ulnar recurrent a.
2) Posterior ulnar recurrent a.
3) Common interosseous a.
What are the branches of the common interosseous a?
Anterior & posterior interosseous arteries
What muscle does the ulnar n. pierce as it enters the anterior compartment of the forearm?
Flexor carpi ulnaris
What muscle does the median n. pierce as it enters the anterior compartment of the forearm?
Pronator teres
