Intermediate Cubital Fossa Quiz
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This quiz contains 10 questions. Click below to begin.
Q1. Which sequence correctly lists the three principal central contents of the cubital fossa from lateral to medial?
- Biceps tendon, brachial artery, median nerve
- Biceps tendon, median nerve, brachial artery
- Median nerve, brachial artery, biceps tendon
- Brachial artery, biceps tendon, median nerve
Q2. Which nerve lies lateral to the biceps tendon and is not included in the classic tendon-artery-nerve mnemonic?
- Median nerve
- Radial nerve
- Medial cutaneous nerve of forearm
- Ulnar nerve
Q3. At approximately what level does the brachial artery usually divide into the radial and ulnar arteries?
- At the radial styloid process
- Near the level of the neck of the radius
- At the wrist joint
- At the surgical neck of the humerus
Q4. Which structure separates the median cubital vein from the brachial artery and median nerve?
- Flexor retinaculum
- Annular ligament
- Interosseous membrane
- Bicipital aponeurosis
Q5. The bicipital aponeurosis is an expansion from which structure?
- Brachialis tendon
- Pronator teres tendon
- Triceps brachii tendon
- Biceps brachii tendon
Q6. Which superficial vein commonly crosses the roof of the cubital fossa and is frequently used for venipuncture?
- Brachial vein
- Axillary vein
- Deep brachial vein
- Median cubital vein
Q7. Which structures contribute to the roof of the cubital fossa?
- Radius and ulna only
- Skin, superficial fascia, deep fascia, and bicipital aponeurosis
- Brachialis and supinator only
- Biceps brachii and triceps brachii only
Q8. What happens to the radial nerve in the region of the cubital fossa?
- It terminates in the biceps tendon
- It divides into superficial and deep branches
- It joins the median nerve
- It becomes the ulnar nerve
Q9. Which branch of the radial nerve enters the supinator muscle?
- Inferior lateral cutaneous nerve of arm
- Deep branch
- Posterior cutaneous nerve of arm
- Superficial branch
Q10. Which structure can be palpated in the cubital fossa immediately medial to the biceps tendon?
- Radial nerve
- Cephalic vein
- Ulnar nerve
- Brachial artery