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Anatomy MSK > MSK Workbook 2 > Flashcards

MSK Workbook 2 Flashcards

1
Q

Name the anterior features of the humerus

A 
Head
Lesser tubercle
Greater tubercle
Intertubercular groove
Deltoid groove
Radial fossa
Coronoid foss
Trochlea 
Capitulum
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2
Q

Name the posterior features of the humerus

A 
Surgical neck
Anatomical neck
Body
Olecranon fossa
Medial epicondyle
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3
Q

Name the 4 main structures in the anterior compartment of the arm

A

Biceps Brachii (short head)
Coracobrachialis
Musculocutaneous nerve
Biceps brachii (long head)

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4
Q

Where does the short head of the bicep brachii originate

A

Coracoid process

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5
Q

Where does the long head of the biceps brachii originate

A

Supraglenoid tubercle

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6
Q

What is action of the biceps brachii on the shoulder and elbow joint

A

Flexes

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7
Q

At the superior radio-ulnar joint the biceps brachii is involved in ___

A

Supination

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8
Q

Where does the coracobrachialis lie

A

Beneath the short head of the biceps brachii

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9
Q

Where does the brachial muscle arse from

A

Anterior surface of the distal shaft of the humerus

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10
Q

What is the main action of the brachial muscle

A

Flex the elbow joint

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11
Q

What is the segmental or root value of the musculocutaneous nerve

A

C5 to C7

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12
Q

What muscles in the forearm does the musculocutaneous nerve supply

A

Elbow joint

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13
Q

Name the neuromuscular structures of the anterior arm

A

Axillary artery
Radial nerve
Ulnar nerve
Medial nerve

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14
Q

The brachial artery is a continuation of the ____

A

Axillary artery

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15
Q

Where does the brachial artery begin and end

A

Lower border of trees major and ends in the cubital fossa

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16
Q

What does the brachial artery divide into

A

Radial and ulnar artery at cubital fossa

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17
Q

Where does the median nerve arise from

A

Axilla by 2 roots

18
Q

What are the 2 cords of the median nerve

A

Medial cord

Lateral cord

19
Q

What cord does the ulnar nerve branch from

A

Medial Cord

20
Q

What cord does the radial nerve branch from

A

Posterior

21
Q

What cord does the axillary nerve branch from

A

Posterior

22
Q

Name the muscles that are supplied by the ulnar nerve

A

Flexor carpi ulnaris

Ulnar half of flexor digitorum

23
Q

Name the muscles supplied by the median nerve

A

Long flexors of the forearm

Muscles of the thenar eminence

24
Q

Which head of the triceps attaches onto the infra-glenoid tubercle of the scapula

A

Long head

25
Q

What is the main action of the triceps on the elbow joint

A

Extensor

26
Q

What is the action of the triceps and anconeus

A

Extension of the elbow

27
Q

What is nerve supply to triceps and aconeus

A

C6 and C7

28
Q

What is the characteristic clinical sign of radial nerve injury

A

Weakness or difficulty moving your wrist, hand or fingers

29
Q

What nerve would be damaged in a fracture to spiral groove

A

Radial

30
Q

What nerve would be damaged by a fracture to the medial epicondyle

A

Ulnar

31
Q

What nerve would be damaged by a fracture to the surgical neck

A

Axillary

32
Q

What type of joint is the elbow joint

A

Synovial hinge joint

33
Q

Which ligament holds the ulnar in place

A

Ulnar colateral ligament

34
Q

Which ligament holds the head of the radius

A

Radial collateral ligament

35
Q

Which 2 muscles causes extension of the elbow

A

Triceps brachii

Aconeus

36
Q

What is Student’s Elbow

A

Olecranon bursitis

37
Q

What is Tennis Elbow

A

Lateral epicondylitis

38
Q

What is Golfer’s elbow

A

Medial epicondylitis

39
Q

What type pf joints are the radio-ulnar joints

A

Synovial pivot joints

40
Q

The proximal radio-ulnar joint is supported by another ligament arising at the elbow – this keeps the head of the radius in place.
What is the name of this ligament?

A

Annular ligament

41
Q

What muscles are involved in supination

A

Supinator

Biceps brachii

42
Q

What muscles are involved in pronation

A

Pronator teres

Pronator quadratus

Anatomy MSK (8 decks)

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