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Sectional Anatomy > Humerus & Shoulder RAD 1 Info > Flashcards

Humerus & Shoulder RAD 1 Info Flashcards

1
Q

What forms the shoulder girdle?

A

Clavicle and scapula

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2
Q

What does the shoulder girdle connect?

A

The upper limb to the trunk

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3
Q

The humerus is considered part of the ________ but not the ________

A
  • Upper limb
  • Shoulder girdle
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4
Q

What bone is considered a long bone?

A

Clavicle

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5
Q

What is classified as a flat bone?

A

Scapula

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6
Q

The clavicle has a _____ and _______

A
  • Body
    -Two extremities
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7
Q

The clavicle is _______ for strength

A

Doubly curved

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8
Q

What does the clavicle serve as?

A

A fulcrum for arm movements

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9
Q

What is part of the clavicle laterally to medially?

A
  • Acromial extremity
  • Body
  • Sternal extremity
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10
Q

The scapula has _____ surface, ____ borders, and ____ angles

A
  • 2
  • 3
  • 3
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11
Q

What is seen on the Anterior surface of the scapula?

A
  • Lateral border
  • Medial border
  • Body
  • Subscapular fossa
  • Superior angle
  • Superior border
  • Scapular notch
  • Coracoid process
  • Acromion
  • Neck
  • Glenoid cavity
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12
Q

What is seen on the Posterior surface of the scapula?

A
  • Medial border
  • Inferior angle
  • Lateral border
  • Lateral angle
  • Neck
  • Glenoid cavity
  • Acromion
  • Coracoid process
  • Scapular notch
  • Superior border
  • Superior angle
  • Supraspinous fossa
  • Crest of spine
  • Infraspinous fossa
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13
Q

What is seen on the lateral surface of the scapula?

A
  • Acromion
  • Superior angle
  • Coracoid process
  • Glenoid surface
  • Anterior surface
  • Inferior angle
  • Lateral border
  • Posterior surface
  • Spine
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14
Q

Whats another word for the intertubercular groove?

A

Bicipital groove

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15
Q

What does the intertubercular groove seperate?

A

The greater tubercle and the lesser tubercle

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16
Q

The lesser tubercule is located on the ______ of the humerus and just below the ______

A
  • Anterior surface
  • Anatomic neck
17
Q

The greater tubercle is located on the ______ of the humerus and just below the ______

A
  • Lateral side
  • Anatomic neck
18
Q

What does the greater tubercle contain that the lesser tubercle doesnt?

A

Three flattened impressions for muscle insertions

19
Q

What area of the proximal humerus is a common fracture site?

A

Surgical neck

20
Q

What area of the proximal humerus is the surgical neck located?

A

Just below the lower tubercles

21
Q

Where is the anatomic neck located on the proximal humerus?

A

Just below the head

22
Q

The anatomic neck is _____ & ______

A
  • Narrow
  • Constricted
23
Q

Where is the head of the proximal humerus located?

A

On the superomedial aspect of the humerus

24
Q

The head of the humerus is ______, ______, & _______

A
  • Large
  • Smooth
  • Rounded
25
Q

What is seen on the anterior aspect of the proximal humerus?

A
  • Greater tubercle
  • Intertubercular (bicipital) groove
  • Surgical neck
  • Body
  • Lesser tubercle
  • Anatomic neck
  • Head
26
Q

How many articulations are there in the shoulder girdle?

A

3

27
Q

Whats another name for the scapulohumeral joint?

A

Glenohumeral joint

28
Q

What does the scapulohumeral joint articulate?

A

The glenoid cavity and the humeral head

29
Q

What does the Acromioclavicular joint articulate?

A

The acromion process of the scapula and the acromial extremity of the clavicle

30
Q

What does the sternoclavicular joint articulate?

A

The sternal extremity of the clavicle with the manubrium and the 1st rib cartilage

31
Q

What kind of joint is the scapulohumeral classified as?

A

A synovial, ball & socket joint

32
Q

What kind of joint is the Acromioclavicular classified as?

A

Synovial gliding joint

33
Q

What kind of joint is the Sternoclavicular classified as?

A

Synovial double gliding joint

34
Q

Which joint is the only bony union between the upper limb and trunk?

A

Sternoclavicular joint

Sectional Anatomy (19 decks)

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