Muscles Of The Forearm Flashcards by Zulaikha Yasir

Olecranon fits in at?

Olecranon fossa

How well did you know this?

Not at all

Perfectly

Capitulum articulates with?

Head of radius

How well did you know this?

Not at all

Perfectly

Radios are joints are what kind of joints?

Synovial pivot, helping with supination and pronation

Uniaxel

How well did you know this?

Not at all

Perfectly

Which ligaments in the elbow joint?

Annular ligament- surrounding head of radius
Ulnar collateral
Radial collateral

How well did you know this?

Not at all

Perfectly

Pollicis refers to?

Thumb

How well did you know this?

Not at all

Perfectly

Superficial muscles flexor origin?

Pronator teres
Flexor carpi radialis
Palmaris longus- long tendon/ not always present
Flexor carpi ulnaris

How well did you know this?

Not at all

Perfectly

Intermediate layer?

Flexor digitorum superficialis

How well did you know this?

Not at all

Perfectly

Deep layer flexors?

Flexor digitorum profundus
Flexor pollicis longus
Pronator quadratus

How well did you know this?

Not at all

Perfectly

Superficial layer extensor?

Extensor carpi radialis longus/ brevis
Extensor digitorum
Extensor digiti minimi

Brachiradialis
Aconeus

How well did you know this?

Not at all

Perfectly

What does anconeus do?

Stabilise elbow

How well did you know this?

Not at all

Perfectly

Anatomical snuff box?

Abductor pollicis longus
Extensor pollicis longus
Extensor pollicis brevis

How well did you know this?

Not at all

Perfectly

Abduction, radial deviation?

Flexor carpi radialis

Extensor carpi radialis (longus and brevis)

How well did you know this?

Not at all

Perfectly

Adduction, ulnar radiation?

Flexor carpi ulnaris

Extensor carpi ulnaris

How well did you know this?

Not at all

Perfectly

What prevents bowing of tendons?

Extensor/ Flexor retinaculum

How well did you know this?

Not at all

Perfectly

Flexor retinaculum is called?

Transverse carpal ligament

How well did you know this?

Not at all

Perfectly

Flexor digitorum profundus passes through?

Two slips of flexor digitorum superficialis

How well did you know this?

Not at all

Perfectly

Cubital fossa borders and contents?

Medial border of brachioradialis
Lateral border of pronator teres

Biceps tendon
Radial nerve
Brachial artery
Median nerve

How well did you know this?

Not at all

Perfectly

Why should you be careful when doing venepuncture of median cubital vein?

Brachial artery under aponeurosis

How well did you know this?

Not at all

Perfectly

Deep complex of flexor compartment

How well did you know this?

Not at all

Perfectly

Ulnar nerve supplies?

Flexor carpi ulnaris flexor digitorum profundus
Medial half
Intrinsic muscles of hand

Sensory- medial side of hand 1/2 d4 and d5

How well did you know this?

Not at all

Perfectly

Thenar muscles are supplied by?

Median nerve

Musculocutaneous pierces?

Coracobrachialis

In the superficial layer of the forearm what are the muscles?

Pronator teres
Flexor carpi radialis
Palmaris longus
Flexor carpi ulnaris

What is golfers elbow?

Inflammation of tendons at medial epicondyle due to overuse and excessive gripping

Attachment of superficial flexors?

Medial epicondyle to metacarpals and pisiform and hamate

Flexor digitorum superficialis origin and insertion?

Medial epicondyle to middle phalanges

Deep layer muscles?

Flexor pollicis longus Flexor digitorum profundus Pronator quadratus

Origin and insertion of flexor pollicis longus?

Origin- anterior surface of radius and interosseous membrane Insertion- palmar surface of distal phalanx of thumb

Flexor digitorum profundus origin and insertion?

Ulna anterior surface and interosseous membrane to palmar surface of distal phalanges 2-5

Superficial layer of extensors in forearm?

Extensor carpi radialis brevis and longus Extensor digitorum Extensor digitorum minimi Extensor carpi ulnaris

Origin and insertion of extensor carpi radialis brevis and longus?

Supracondylar ridge to base of 2nd metacarpals

What is tennis elbow?

Lateral epicondylitis Overuse and forceful extension

Aconeus role insertion and origin?

Lateral epicondyle of humerus Lateral surface of olecranon Stabilises elbow

Origin and insertion of brachioradialis?

Lateral supacondylar ridge to styloid process of radius Flexor when halo pronated

Anatomical snuff box?

Abductor pollicis longus Extensor pollicis brevis Extensor pollicis longus

Abduction radial deviation is by?

Flexor carpi radialis | Extensor carpi radialis brevis and longus

Adduction or ulnar deviation is done by?

Flexor carpi ulnaris | Extensor carpi ulnaris

Muscles of supination?

Biceps brachii | Supinator

What is role of extensor retinaculum?

Prevents bowing of tendons | Separates tendons into compartments

Median nerve lies between?

Fdp and fds

Branch of median nerve is?

Anterior interosseous nerve to deep flexors

Median nerve supplies?

Anterior compartment of muscles motor except flexor carpi ulnaris, medial pastry of fdp Lateral hand muscle Sensory;lateral palm d1 D2 d3 1/2 d4

Radial nerve branches?

1. Superficial- under brachioradialis winds to dorsum of hand 2. Deep branch- posterior interosseous nerve motor. Passes through supiantor to enter extensor compartment

What process is on ulna?

Coronoid

Brachioradialis is from?

Supracondylar ridge to the styloid process of the radius

Muscles involved in supination?

Supinator | Biceps brachii

Muscles involved in pronation?

Pronator teres | Pronator quadratus

Median nerve sits between?

Flexor digitorum profundus | Flexor digitorum superficialis

Median nerve gives off a branch?

Anterior interosseous nerve- deep flexors

Carpal tunnel syndrome associated with?

Pregnancy obesity and pregnancy

Ulnar nerve has what syndrome?

Cubital tunnel syndrome

Deep branch of radial nerve?

Posterior interosseous nerve- motor, passes through supinator