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Gross Anatomy Final Exam > Upper Extremity Joints > Flashcards

Upper Extremity Joints Flashcards

1
Q

What is the articulation of the Glenohumeral joint?

A

Head of humerus and glenoid fossa of scapula.

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2
Q

Describe the ACL of the elbow joint.

A

3 bands: Anterior, Posterior, and Oblique.

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3
Q

What are the ligaments of the elbow joint?

A
  1. Radial collateral ligament
  2. Ulnar collateral ligament
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4
Q

What is the articulation of the elbow joint?

A

Humeroulnar articulation

Trochlea and capitulum of humerus ariculate with troclear notch of ulna and radial head

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5
Q

What is the role of rotator cuffs?

A

Rotator cuff tendons stabilize glenohumeral joint

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6
Q

What are the ligaments of the glenohumeral joint?

A
  1. Glenohumeral ligaments
  2. Coracohumeral ligament
  3. Transverse humeral ligament
  4. Glenoid labrum
  5. Rotator cuff tendons
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7
Q

What is the role of the A-C ligament?

A

Strengthens joint superiorly

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8
Q

What is the role of the coracoclavicular ligament?

A

Anchors clavicle to coracoid process of scapula.

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9
Q

What makes up the coracoacromial arch?

A

Acromion, coracoid, and coracoacromial ligament

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10
Q

What are the articulations of the acromioclavicular joint?

A

Lateral end of clavicle and acromion

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11
Q

What is the role of the Glenoid labrum?

A

Fibrocartilage of glenoid which deepens and supports joint

(Glenohumeral joint)

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12
Q

What is the role of the Transverse humeral ligament?

A

Stabilizes long biceps tendone

(Glenohumeral joint)

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13
Q

What is the role of the Coracohumeral ligament?

A

Strengthens joint superiorly

(Glenohumeral joint)

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14
Q

What is the role of the Glenohumeral ligaments?

A

Strengthen anterior joint

(Glenohumeral joint)

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15
Q

What are the ligaments of the Sternoclavicular joint?

A
  1. Anterior and Posterior sternoclavicular ligaments
  2. Costoclavicular ligament
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16
Q

What are the articulations of the sternoclavicular joint?

A

Sternal end of the clavicle with the manubrium and first costal cartilage.

17
Q

What are the ligaments of the Acromioclavicular joint?

A
  1. A-C ligament
  2. Coracoclavicular ligament
  3. Coracoacromial arch (acromion, coracoid, and coracoacromial ligament)
18
Q

Describe the ligaments of the carpometacarpal and intermetacarpal joints.

A

United via anterior, posterior, and interosseus ligaments.

19
Q

Describe the ligaments of the intercarpal joints.

A

Connected by anterior, posterior, and interosseus ligaments.

20
Q

What are the ligaments of the wrist?

A
  1. Anterior and posterior ligaments (Strengthens capsule)
  2. Ulnar collateral ligament (Styloid process to triquetrum)
  3. Radial collateral ligament (Styloid process of radius to scaphoid)
21
Q

Describe the articulation of the wrist.

A

Distal radius articulates with scaphoid, lunate, and triquetral bone via articular disc.

22
Q

Describe the ligaments of the Distal radioulnar joint.

A

Anterior and posterior ligaments support the joint capsule.

23
Q

Describe the articulation of the Distal radioulnar joint.

A

Head of ulna articulates with ulnar notch of radius.

24
Q

Describe the movement within the proximal radioulnar joint.

A

Head of radius rotates within annular ligament during pronation and supination.

25
Q

Name the ligament of the proximal radioulnar joint and describe it.

A

**Annular ligament **surrounds head of radius like a collar.

26
Q

Describe the articulation of the proximal radioulnar joint.

A

Head of radius articulates with radial notch of ulna.

27
Q

Describe the articulation of the metacarpophalangeal joints.

A

Heads of metacarpals articulate with proximal phalanges.

28
Q

What are the ligmants of the metacarpophalangeal joints?

A
  1. Palmar ligaments (volar plates) (Prevents hyperextension
  2. Collateral ligaments (Provide valgus and varus support)
  3. Deep transverse metacarpal ligaments (Hold metacparls together)
29
Q

What type of joint are the interphalangeal joints?

A

Hinge joint

30
Q

What are the ligaments of the interphalangeal joints?

A
  1. Palmar ligaments (volar plate) (Prevents hyperextension)
  2. Collateral ligaments (Provide valgus and varus support to PIP and DIP joints

Gross Anatomy Final Exam (4 decks)

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