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ABCP > Anatomy of the forearm > Flashcards

Anatomy of the forearm Flashcards

1
Q

What are the msucles of the posterior compartment?

A

Triceps brachii

Anconeus

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2
Q

What are the three heads of the triceps?

A

Long head
Lateral head
Medial head

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3
Q

What are the five parts at the end of the distal humerous?

A 
Medial epicondyle
Coronoid fossa 
Lateral Epicondyle
Trochlea 
Capitulum
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4
Q

What is the the medial epichondyle also known as?

A

the funny bone

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5
Q

What do most flexor muscles originate from?

A

Ulna nerve

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6
Q

Where do most extensor muscles originate from?

A

Lateral epicondyle

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7
Q

What does the head of the radius and radial notch form?

A

proximal radioulnar joint

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8
Q

What is the function of radial tuberosity?

A

Insertion of biceps muscle

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9
Q

What are the two joints at the elbow complex?

A

Elbow joint

Radioulnar joint`

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10
Q

What are the two articulations of the elbow joint?

A

Trochlear notch of the ulna and the trochea of the humerus

Head of the radius and the capitulum of the humerus

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11
Q

What forms the annular ligament?

A

Head of radius and radial notch of ulna

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12
Q

What is between the ulna and radius?

A

Interosseous membrane (fibrous)

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13
Q

What does the head of ulna and the ulnar notch of the radius form?

A

Anterior and posterior radio-ulnar ligaments

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14
Q

What is the proximal radioulnar articulation?

A

A synovial pivot joint between the circumference of the head of the radius and the ring formed by the radial notch of the ulna and the annular ligament

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15
Q

Upon supination what is the position of the supinator and biceps brachii?

A

Contracted

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16
Q

What is the tendon of the cubital fossa made of?

A

Dense regular CT

17
Q

What does the bicipital aponeurosis cover?

A

Medial nerve and brachial artery

18
Q

What is present in the cubital fossa?

A 
Really Need Beer To Be At My Nicest
Radial 
Nerve 
                                          posterior 
Biceps 
Tendons

Brachial
Artery

Medial
Nerve

19
Q

What is another word for the forearm?

A

Antebrachium

20
Q

What are the three layers of the anterior compartment of the antebrachium?

A

Superficial

Intermediate and Deep

21
Q

Where is the point of origin of the flexors and what is it called?

A

Common flexor tendon on the medial epicondyle

22
Q

What is the flexor carpi radailis innervated by?

A

median nerve

23
Q

What are the four superficial muscles of the anterior compartment of the forearm?

A

Pronator teres
Flexor carpi radialis
Palmaris longus
Flexor carpi ulnaris

24
Q

What is the intermediate muscle of the anterior compartment of the forearm?

A

Flexor Digitorum Superficialis

25
Q

What are the 3 deep muscles of the anterior compartment of the forearm?

A

Flexor digitorum profundus
Flexor pollicis longus
Pronator quadratus

26
Q

What ligament forms the carpal tunnel?

A

Transverse carpal ligament

27
Q

What are the two layers of the posterior compartment of the antebrachium?

A

Superficial and deep

28
Q

What is the point of origin of the extensors and where is it?

A

The common extensor tendon on the lateral epicondyle

29
Q

What are the six superficial muscles of the posterior surface of the antebrachium?

A 
Brachioradialis
Extensor Carpi Radialis Longus
Extensor Carpi Radialis Brevis
Extensor Digitorum
Extensor Digiti Minimi 
Extensor Carpi Ulnaris
30
Q

What is the only flexor innervated by the radial nerve?

A

Brachioradialis

31
Q

What nerve innervates the extensors of the forearm?

A

Radial nerve

32
Q

What nerve innervates the flexors of the forearm?

A

median nerve but 1 1/2 innervated by ulnar nerve

33
Q

What are the 5 deep muscles of the deep compartment of the antebrachium?

A 
Supinator
Abductor Pollicis Longus
Extensor Pollicis Longus
Extensor Pollicis Brevis
Extensor Indicis
34
Q

What are the two arteries of the antebrachium?

A

radial and ulnar artery

35
Q

What innervates flexor carpi ulnaris?

A

ulnar nerve

ABCP (28 decks)

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