Elbow joint anatomy test

Evaluate knowledge of elbow joint anatomy. The test covers the muscles, their innervation, blood supply (arterial network) and biomechanics of movements.

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1. Which muscle is the main flexor of the forearm, attaching to the ulnar tuberosity?

M. biceps brachii

The brachialis attaches to the tuberosity of the ulna and provides flexion regardless of the position of the forearm.
M. brachialis

The brachialis attaches to the tuberosity of the ulna and provides flexion regardless of the position of the forearm.
M. brachioradialis

The brachialis attaches to the tuberosity of the ulna and provides flexion regardless of the position of the forearm.
Pronator teres

The brachialis attaches to the tuberosity of the ulna and provides flexion regardless of the position of the forearm.
I find it difficult to answer

The brachialis attaches to the tuberosity of the ulna and provides flexion regardless of the position of the forearm.

2. Where does the tendon of the muscle attach. biceps brachii?

Tuberosity of the radius

The biceps brachii attaches to the radial tuberosity, providing flexion and supination of the forearm.
Tuberosity of the ulna

The biceps brachii attaches to the radial tuberosity, providing flexion and supination of the forearm.
Coronoid process

The biceps brachii attaches to the radial tuberosity, providing flexion and supination of the forearm.
Olecranon

The biceps brachii attaches to the radial tuberosity, providing flexion and supination of the forearm.
I find it difficult to answer

The biceps brachii attaches to the radial tuberosity, providing flexion and supination of the forearm.

3. Which nerve provides innervation to all heads of the muscle. Triceps brachii?

Ulnar nerve

The radial nerve runs in the radial groove and innervates all heads of the triceps brachii.
Median nerve

The radial nerve runs in the radial groove and innervates all heads of the triceps brachii.
Radial nerve

The radial nerve runs in the radial groove and innervates all heads of the triceps brachii.
Musculocutaneous nerve

The radial nerve runs in the radial groove and innervates all heads of the triceps brachii.
I find it difficult to answer

The radial nerve runs in the radial groove and innervates all heads of the triceps brachii.

4. Of which artery is a branch collateralis ulnaris superior?

Deep brachial artery

The superior ulnar collateral artery branches from the brachial artery above the medial epicondyle of the humerus.
Radial artery

The superior ulnar collateral artery branches from the brachial artery above the medial epicondyle of the humerus.
Ulnar artery

The superior ulnar collateral artery branches from the brachial artery above the medial epicondyle of the humerus.
Brachial artery

The superior ulnar collateral artery branches from the brachial artery above the medial epicondyle of the humerus.
I find it difficult to answer

The superior ulnar collateral artery branches from the brachial artery above the medial epicondyle of the humerus.

5. Which nerve is located in the sulcus of the ulnar nerve behind the medial epicondyle of the humerus?

Median nerve

The ulnar nerve runs in the bony groove of the medial epicondyle, where it is most superficial.
Ulnar nerve

The ulnar nerve runs in the bony groove of the medial epicondyle, where it is most superficial.
Radial nerve

The ulnar nerve runs in the bony groove of the medial epicondyle, where it is most superficial.
Musculocutaneous nerve

The ulnar nerve runs in the bony groove of the medial epicondyle, where it is most superficial.
I find it difficult to answer

The ulnar nerve runs in the bony groove of the medial epicondyle, where it is most superficial.

6. Which muscle acts as a synergist to the biceps brachii in the supination of the forearm. Biceps brachii in the supination of the forearm?

Supinator

The supinator muscle and the biceps brachii are the main supinators of the forearm.
Pronator quadratus

The supinator muscle and the biceps brachii are the main supinators of the forearm.
M. brachialis

The supinator muscle and the biceps brachii are the main supinators of the forearm.
Anconeus

The supinator muscle and the biceps brachii are the main supinators of the forearm.
I find it difficult to answer

The supinator muscle and the biceps brachii are the main supinators of the forearm.

7. From which artery does the radial recurrent artery directly originate. Radial recurrent artery?

Brachial artery

The radial recurrent artery starts from the radial artery immediately after its formation in the cubital fossa.
Deep brachial artery

The radial recurrent artery starts from the radial artery immediately after its formation in the cubital fossa.
Ulnar artery

The radial recurrent artery starts from the radial artery immediately after its formation in the cubital fossa.
Radial artery

The radial recurrent artery starts from the radial artery immediately after its formation in the cubital fossa.
I find it difficult to answer

The radial recurrent artery starts from the radial artery immediately after its formation in the cubital fossa.

8. Which nerve innervates the m. Brachioradialis?

Ulnar nerve

Despite its flexion function, the brachioradialis muscle topographically and genetically belongs to the group of the radial nerve.
Median nerve

Despite its flexion function, the brachioradialis muscle topographically and genetically belongs to the group of the radial nerve.
Radial nerve

Despite its flexion function, the brachioradialis muscle topographically and genetically belongs to the group of the radial nerve.
Musculocutaneous nerve

Despite its flexion function, the brachioradialis muscle topographically and genetically belongs to the group of the radial nerve.
I find it difficult to answer

Despite its flexion function, the brachioradialis muscle topographically and genetically belongs to the group of the radial nerve.

9. With which artery does a. anastomose. Posterior ulnar recurrent artery at the elbow joint?

A. collateralis radialis

The posterior ulnar recurrent artery forms an anastomosis with the superior ulnar collateral artery.
A. collateralis ulnaris superior

The posterior ulnar recurrent artery forms an anastomosis with the superior ulnar collateral artery.
A. collateralis media

The posterior ulnar recurrent artery forms an anastomosis with the superior ulnar collateral artery.
A. recurrens radialis

The posterior ulnar recurrent artery forms an anastomosis with the superior ulnar collateral artery.
I find it difficult to answer

The posterior ulnar recurrent artery forms an anastomosis with the superior ulnar collateral artery.

10. Which muscle acting on the elbow joint is innervated by the median nerve. Median nerve?

Pronator teres

The median nerve innervates the pronator teres, passing between its humeral and ulnar heads.
Supinator

The median nerve innervates the pronator teres, passing between its humeral and ulnar heads.
M. triceps brachii

The median nerve innervates the pronator teres, passing between its humeral and ulnar heads.
Anconeus

The median nerve innervates the pronator teres, passing between its humeral and ulnar heads.
I find it difficult to answer

The median nerve innervates the pronator teres, passing between its humeral and ulnar heads.

11. Which muscle aids in the extension at the elbow joint and retracts its capsule?

M. brachialis

The anconeus muscle assists the triceps and prevents the capsule of the joint from being pinched during extension.
M. brachioradialis

The anconeus muscle assists the triceps and prevents the capsule of the joint from being pinched during extension.
Coracobrachialis

The anconeus muscle assists the triceps and prevents the capsule of the joint from being pinched during extension.
Anconeus

The anconeus muscle assists the triceps and prevents the capsule of the joint from being pinched during extension.
I find it difficult to answer

The anconeus muscle assists the triceps and prevents the capsule of the joint from being pinched during extension.

12. Indicate the primary source of innervation to the anterior surface of the elbow joint capsule?

Ulnar nerve

The musculocutaneous nerve gives articular branches to the anterior and lateral parts of the capsule.
Radial nerve

The musculocutaneous nerve gives articular branches to the anterior and lateral parts of the capsule.
Musculocutaneous nerve

The musculocutaneous nerve gives articular branches to the anterior and lateral parts of the capsule.
Axillary nerve

The musculocutaneous nerve gives articular branches to the anterior and lateral parts of the capsule.
I find it difficult to answer

The musculocutaneous nerve gives articular branches to the anterior and lateral parts of the capsule.

13. What additional function does the biceps brachii perform when the forearm is flexed. Biceps brachii with the forearm?

Pronation

Due to its attachment to the radial bone, the biceps is a powerful supinator when the elbow is bent.
Supination

Due to its attachment to the radial bone, the biceps is a powerful supinator when the elbow is bent.
Adduction

Due to its attachment to the radial bone, the biceps is a powerful supinator when the elbow is bent.
Abduction

Due to its attachment to the radial bone, the biceps is a powerful supinator when the elbow is bent.
I find it difficult to answer

Due to its attachment to the radial bone, the biceps is a powerful supinator when the elbow is bent.

14. Of which artery is a branch Middle collateral artery, forming the cubital articular network?

Deep brachial artery

The middle collateral artery is one of the terminal branches of the deep brachial artery.
Brachial artery

The middle collateral artery is one of the terminal branches of the deep brachial artery.
Axillary artery

The middle collateral artery is one of the terminal branches of the deep brachial artery.
Radial artery

The middle collateral artery is one of the terminal branches of the deep brachial artery.
I find it difficult to answer

The middle collateral artery is one of the terminal branches of the deep brachial artery.

15. Which ligament encircles the head of the radius, ensuring its rotation?

Lig Ulnar collateral ligament

The annular ligament of the radius holds the head against the ulna, allowing it to rotate.
Lig Radial collateral ligament

The annular ligament of the radius holds the head against the ulna, allowing it to rotate.
Lig Quadrate ligament

The annular ligament of the radius holds the head against the ulna, allowing it to rotate.
Lig Annular ligament of the radius

The annular ligament of the radius holds the head against the ulna, allowing it to rotate.
I find it difficult to answer

The annular ligament of the radius holds the head against the ulna, allowing it to rotate.

16. Of which artery is a branch Interosseous recurrent artery?

Radial artery

The interosseous recurrent artery branches from the posterior interosseous artery and anastomoses with the middle collateral artery.
Ulnar artery

The interosseous recurrent artery branches from the posterior interosseous artery and anastomoses with the middle collateral artery.
Posterior interosseous artery

The interosseous recurrent artery branches from the posterior interosseous artery and anastomoses with the middle collateral artery.
Deep brachial artery

The interosseous recurrent artery branches from the posterior interosseous artery and anastomoses with the middle collateral artery.
I find it difficult to answer

The interosseous recurrent artery branches from the posterior interosseous artery and anastomoses with the middle collateral artery.

17. Which muscle originates from the lateral epicondyle of the humerus and is involved in supination?

Pronator teres

The supinator muscle originates from the lateral epicondyle and crista of m. ulnae supinatoris.
Supinator

The supinator muscle originates from the lateral epicondyle and crista of m. ulnae supinatoris.
M. brachialis

The supinator muscle originates from the lateral epicondyle and crista of m. ulnae supinatoris.
M. biceps brachii

The supinator muscle originates from the lateral epicondyle and crista of m. ulnae supinatoris.
I find it difficult to answer

The supinator muscle originates from the lateral epicondyle and crista of m. ulnae supinatoris.

18. Which nerve passes through the canalis supinatorius, innervating the extensors?

N. radialis (r. profundus)

The deep branch of the radial nerve passes through the supinator and emerges into the posterior compartment of the forearm.
Ulnar nerve

The deep branch of the radial nerve passes through the supinator and emerges into the posterior compartment of the forearm.
Median nerve

The deep branch of the radial nerve passes through the supinator and emerges into the posterior compartment of the forearm.
Musculocutaneous nerve

The deep branch of the radial nerve passes through the supinator and emerges into the posterior compartment of the forearm.
I find it difficult to answer

The deep branch of the radial nerve passes through the supinator and emerges into the posterior compartment of the forearm.

19. With which artery does a. anastomose. inferior ulnar collateral artery?

A. recurrens radialis

The inferior ulnar collateral artery anastomoses with the anterior ulnar recurrent artery.
interosseous recurrent artery

The inferior ulnar collateral artery anastomoses with the anterior ulnar recurrent artery.
posterior ulnar recurrent artery

The inferior ulnar collateral artery anastomoses with the anterior ulnar recurrent artery.
anterior ulnar recurrent artery

The inferior ulnar collateral artery anastomoses with the anterior ulnar recurrent artery.
I find it difficult to answer

The inferior ulnar collateral artery anastomoses with the anterior ulnar recurrent artery.

20. To which type of joints does the articulatio radioulnaris proximalis belong?

Hinge

The proximal radioulnar joint is a cylindrical joint that facilitates rotation of the radius.
Ellipsoidal

The proximal radioulnar joint is a cylindrical joint that facilitates rotation of the radius.
Cylinder-shaped

The proximal radioulnar joint is a cylindrical joint that facilitates rotation of the radius.
Saddle-shaped

The proximal radioulnar joint is a cylindrical joint that facilitates rotation of the radius.
I find it difficult to answer

The proximal radioulnar joint is a cylindrical joint that facilitates rotation of the radius.