elbow exam

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What is the typical carrying angle of the elbow for men? 0° to 5° 5° to 19° 15° to 21° 11° to 14°

11° to 14°

Which elbow angle represents the correct patient position when performing the varus stress test? 0° 25° 15° 50°

25°

Male patients over what age commonly have biceps tendon ruptures? 20 40 50 30

40

Which of the following nerves is compressed as a result of pronator teres syndrome? Radial Median Ulnar Anterior interosseous

Anterior interosseous

which of the following muscles is innervated by the musculocutaneous nerve? Brachioradialis Triceps brachii Biceps brachii Anconeus

Biceps Brachii

What muscle is responsible for forearm supination against resistance? Supinator Brachialis Brachioradialis Biceps brachii

Biceps brachii

What forms the lateral humeral articulating surface on the distal humerus below the lateral epicondyle? Trochlea Semilunar notch Capitellum Radial fossa

Capitellum

What is the angle formed by the long axis of the humerus and ulna known as? Carrying angle Angle of Inclination Angle of Torsion Q angle

Carrying angle

Which of the following fossas is located just superior to the trochlea on the anterior aspect of the distal humerus? Olecranon Radial Coronoid Trochlea

Coronoid

What is it medically called when alignment of the forearm and humerus fully extends beyond 0 degrees? Cubital valgus Cubital recurvatum Cubitus valgus Cubitus varus

Cubital recurvatum

Which of the following is not a predisposing condition associated with distal biceps tendon rupture? Cigarette smoking Anabolic steroid use Diabetes Statin use

Diabetes

Nursemaid's elbow is a ___ of the radial head. Dislocation Compression fracture Osteochondritis dissecans Avascular necrosis

Dislocation

The MOI for _______________ is a large axial load through the foreaarm while the elbow is slightly flexed. Elbow dislocation Radial head fracture Supracondylar fracture Olecranon fracture

Elbow Dislocation

What are the actions of the muscles originating from the lateral epicondyle? Flexion and supination Flexion and pronation Extension and pronation Extension and supination

Extension and supination

A decreased carrying angle is known as cubitus valgus. True False

False

The elbow joint relies more on muscular support than ligamentous support for its stability. True False

False

The forearm is displaced anteriorly or anterolaterally compared to the humerus in 90% of cases. True False

False

Which of the following joints does not allow pronation to occur? Humeroulnar Proximal radioulnar Humeroradial Distal radioulnar

Humeroulnar

The longhead of the triceps brachii originates from: Proximal 1/2 of the humeral shaft Supraglenoid tubercle Posteromedial surface of the humerus Infraglenoid tubercle

Infraglenoid tubercle

During the acceleration phase of the throwing motion, the shoulder _____________ are contracting concentrically Adductors Internal rotators External rotators Extensors

Internal Rotators

During the cocking phase of the throwing motion, the shoulder _____________ are contracting eccetrically Adductors Internal rotators External rotators Extensors

Internal Rotators

Which of the following injuries is thought to be caused by repeated forceful eccentric wrist extension contractions? Little league elbow Lateral epicondylitis Medial epicondylitis Golfer's elbow

Lateral epicondylitis

___________ is caused by repeated eccentric contractions of the wrist extensors Annular ligament sprain Medial epicondylitis Cubital tunnel syndrome Lateral epicondylitis

Lateral epicondylitis

The ________ runs from the lateral epicondyle of the humerus to the lateral aspect of the ulna and is responsible for rotator stability of the elbow Radial collateral ligament Lateral ulnar collateral ligament Annular ligament Ulnar collateral ligament

Lateral ulnar collateral ligament

Which of the following ligaments of the elbow is thought to be primarily responsible for posterolateral rotatory stability? Ulnar collateral ligament Radial collateral ligament Annular ligament Lateral ulnar collateral ligament

Lateral ulnar collateral ligament

Apophysitis at the medial epicondyle of the humerus is known as what? Medial epicondylitis Lateral epicondylitis Golfer's elbow Tennis elbow Little league elbow

Little league elbow

______________ is a growth plate injury to the medial epicondyle that could result in an avulsion fracture as a result of "over pitching" Tennis elbow Golfer's elbow Nursemaid's elbow Little league elbow

Little league elbow

What is indicated by a hard end-feel with passive elbow flexion? Brachioradialis tendon rupture Loose body in the joint Triceps brachii tendon rupture A normal joint

Loose body in the joint

___________ is caused by repeated, forceful flexion and/or pronation of the wrist Medial epicondylitis Lateral epicondylitis Little league elbow Cubital tunnel syndrome

Medial epicondylitis

_________________ is a radial head subluxation/dislocation caused by an unexpected traction force to the elbow Little league elbow Tennis elbow Golfer's elbow Nursmaid's elbow

Nursemaids Elbow

The terrible triad of the elbow involves all of the following EXCEPT: Coronoid process fracture Radial head fracture Olecranon process fracture Posterior elbow dislocation

Olecranon process fracture

__________ is due to valgus loading of the radial head and capitulum that results in damage to the articular cartilage Medial epicondylitis Lateral epicondylitis Osteochondritis dissecans Ulnar collateral ligament sprain Radial collateral ligament sprain

Osteochondritis dissecans

Which of the following is a muscle of the wrist flexor group? Palmaris longus Supinator Abductor pollicis longus Extensor carpi radialis longus

Palmaris longus

An individual with medial epicondylitis will likely experience pain with which of the following actions? (Choose all that apply) Active wrist extension Passive wrist extension Active wrist flexion Passive wrist flexion

Passive wrist extension, and active wrist flexion

What is the bundle of the UCL that is the primary restraint against a values force when the elbow is flexed beyond 60 degrees? Posterior Anterior Medial Transverse

Posterior

The "terrible triad of the elbow" includes which three injuries? (choose 3) Anterior elbow dislocation Posterior elbow dislocation Radial head fracture Trochlear fracture Olecranon process fracture Coronoid process fracture Capitulum Fracture

Posterior elbow dislocation, Radial head Fracture, Coronoid process fracture

Which muscle has the most distal origin and insertion? Pronator quadratus Brachialis Pronator teres Supinator

Pronator Quadratus

The brachialis inserts on the ___________ and the brachioradialis on the ___________. Proximal radius, distal ulna Proximal radius, distal radius Proximal ulna, distal radius Proximal ulna, distal ulna

Proximal ulna, distal radius

Which two ligaments share an origin? UCL; Annular RCL; Annular RCL; LUCL UCL; LUCL

RCL;LUCL

what is the indentation of the lateral epicondyle that accepts the radial head during elbow flexion? Capitellum Trochlea Radial Fossa Semilunar Notch

Radial Fossa

The proximal portion of what bone articulates with the capitulum? Radius Ulna Humerus

Radius

Which of the following is not correct in performing the test for lateral epicondylalgia? The examiner palpates the lateral epicondyle. The patient is positioned with the elbow flexed and the forearm supinated. The test may also be performed with the elbow extended. The examiner resists wrist extension through full range of motion.

The patient is positioned with the elbow flexed and the forearm supinated

Which muscle does not influence pronation or supination at the elbow? Triceps brachii Brachioradialis Biceps brachii Anconeus

Triceps brachii

Biceps tendon rupture is at least six times more common in those who smoke versus those with no history of smoking. True False

True

A valgus stress performed on the elbow is assessing the integrity of which ligament? Coracoclavicular Annular UCL RCL

UCL

Damage/compression of the _________ nerve may result in decreased sensation to the pinkey and ring finger Median Ulnar Deep Radial Radial

Ulnar

Injury to the medial aspect of the elbow could possibly result in compression of what nerve? Radial Median Ulnar Brachial

Ulnar

The MOI for a(n) ____________________ is a valgus force applied to the elbow joint Ulnar collateral ligament sprain Lateral unlar collateral ligament sprain Annular ligament sprain Radial collateral ligament sprain

Ulnar Collateral Ligament Sprain

Which elbow ligament is divisible into three unique sections? Annular ligament Radial collateral ligament (RCL) Lateral ulnar collateral ligament (LUCL) Ulnar collateral ligament (UCL)

Ulnar Collateral ligament (UCL)

Injury to this ligament in common during the acceleration phase of the pitching motion when a large valgus fore is applied to the elbow. Ulnar collateral ligament Radial collateral ligament Lateral ulnar collateral ligament Annular ligament

Ulnar collateral ligament

Which of the following is Not inside the cubital fossa> Biceps brachii tendon Median nerve Brachial artery Ulnar nerve

Ulnar nerve

Which of the following structures travels through the cubital tunnel? Radial nerve Ulnar nerve Median nerve Brachial artery

Ulnar nerve

Osteochondritis dissecans of the capitulum generally occurs from compression of the radial head and capitulum when what type of force is applied to the elbow? Valgus Varus Longitudinal Traction

Valgus

The lateral border of the cubital fossa is made up by the ________ Elbow extensors Wrist extensors Elbow flexors Wrist flexors

Wrist extensors

Which band of the ulnar collateral ligament is taught throughout elbow flexion is the primary restraint against valgus force at the elbow? Anterior posterior oblique

anterior

the radial tuberosity is the insertion site for which muscle? Biceps brachii Brachialis Brachioradialis Pronator teres

biceps brachii

an increased carrying angle at the elbow is called: Cubitus varus Cubitus valgus Cubital recurvatum

cubitus valgus

Which of the following joints of the elbow has two degrees of freedom? Humeroulnar Humeroradial Proximal radioulnar Distal radioulnar

humeroradial

Which of the following ligaments is located on the lateral aspect of the elbow joint and serves as the primary lateral elbow stabilizer while also providing rotatory stability of the elbow joint? Annular ligament Radial collateral ligament Ulnar collateral ligament Lateral ulnar collateral ligament

lateral ulnar collateral ligament

____________ generally occur in skeletally mature patients and is caused by a either a direct blow or a fall landing directly on the olecranon Radial head fracture Olecranon fracture Supracondylar fracture Posterior elbow dislocation

olecranon fracture

The radial notch is located on what bone?

ulna


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