(6) Upper Extremity Arthrology Flashcards
What are the (3) joints of the shoulder girdle?
- Sternoclavicular joint
- Acromioclavicular joint
- Glenohumural joint
Shoulder Girdle
Sternoclavicular Joint:
What type of joint is this?
Sellar Synovial Joint
Shoulder Girdle
Sternoclavicular joint
Label the diagram
Shoulder Girdle
Sternoclavicular joint
Label the diagram
Shoulder Girdle
Sternoclavicular joint
Label the diagram
Shoulder Girdle
Acromioclavicular Joint
What type of joint is this?
Planar Synovial Joint
Shoulder Girdle
Acromioclavicular Joint
Label the diagram
Shoulder Girdle
Acromioclavicular Joint
Label the diagram
Shoulder Girdle
Acromioclavicular Joint
Label the diagram
Shoulder Girdle
Acromioclavicular Joint
Label the Diagram
Shoulder Girdle
Acromioclavicular Joint
Label the diagram
CN:
Describe “Shoulder Separation”
The Acromioclavicular joint is susceptible to injury and separation,
is capable of separating with or without rupture of the coracoclavicular L.
Shoulder Gurdle
Glenohumeral Joint
What type of joint is this?
Spheroidal Synovial Joint
Shoulder Gurdle
Glenohumeral Joint
Label the diagram
Shoulder Gurdle
Glenohumeral Joint
Label the diagram
Shoulder Gurdle
Glenohumeral Joint
Label the diagram
Shoulder Gurdle
Glenohumeral Joint
Label the diagram
CN:
The _____________ is susceptible to dislocation due to its mobility and relative instability.
Glenohumeral Joint
CN:
Glenohumeral Dislocation
Due to the presence of the _____________, dislocation of the Glenohumeral Joint most commonly occurs anteriorly or inferiorly
Coracoacromial Arch
Shoulder Gurdle
Glenohumeral Joint
Label the diagram
Shoulder Gurdle
Glenohumeral Joint
Label the diagram
Elbow Joint:
What type of joint is it?
Ginglymus Synovial Joint
Elbow Joint:
Label the diagram
Elbow Joint:
Label the diagram
Elbow Joint:
Label the diagram
Elbow Joint:
Label the diagram
What is this X-ray revealing?
Elbow dislocation
CN:
The _______ is capable of being dislocated posteriorly in response to force transmitted along the long axis of the forearm
Elbow
CN:
An elbow dislocation usually involves a tear in the ______________
Ulnar Collateral L.
Bursae of the Elbow Joint:
What are the (6) bursae of the elbow joint?
- Olecranon Bursae
2. Subcutaneous Bursa of the Medial Humeral Epicondyl
3. Subcutaneous bursa of the Lateral Humeral Epicondyl
- Bursa of the Anconeus
- Bursa at origin of Extensor Carpi Radialis Brevis
6. Bicipitoradial Bursa
CN:
What are the two more COMMON Bursae to become inflammed?
- Subcutaneous Olecranon Bursa
- Bicipitoradial Bursa
CN:
What are the other names for Subcutaneous Olecranon Bursitis?
“Student’s Elbow”
“Dart thrower’s elbow”
“Miner’s elbow”
CN:
“Student’s elbow”, “Dart thrower’s elbow” and “Miner’s elbow”
are aka?
Subcutaneous Olecranon Bursitis
Radioulnar Joint:
What are the three different articulations b/w the Radius and Ulna?
- Proximal Radioulnar Joint
- Middle Radioulnar Joint
- Distal Radioulnar Joint
Radioulnar Joint:
- Proximal Radioulnar Joint
What type of joint is this?
Trochoid Synovial Joint
Radioulnar Joint:
- Proximal Radioulnar Joint
Is the primary site for…
Supination and Pronation
CN:
The Radial Head is capable of being dislocated out of the ____________ to varying degrees
Annular L.
Radioulnar Joint:
Label the diagram
Radioulnar Joint:
Label the diagram:
What is this XRAY revealing?
Dislocation of the Radial Head out of the Annular L.
Radioulnar Joint:
Middle Radioulnar Joint:
What is in this?
- Oblique Cord
- Interossius membrane
Radioulnar Joint:
What is in the Distal Radioulnar Joint?
Articular Capsule
Radiocarpal Joint:
What type of joint is this?
Condylar Synovial Joint
Radiocarpal Joint:
Label the diagram
Radiocarpal Joint:
Label the diagram
Radiocarpal Joint:
Label the diagram
The Radiocarpal joint is responsible for the action:
Flexion/extension of the hand
Adduction/Abduction of the hand
Intercarpal Joints:
Label the diagram
*Not super important to know, just learn if you have time! :)
What type of joints are Intercarpal joints?
Planar Synovial Joints
Intercarpal Joints:
Label the diagram
(ANTERIOR)
Intercarpal Joints:
Label the diagram
(POSTERIOR)
Midcarpal Joint:
***Dr Olinger said this is more of a CONCEPT than anything else, wrist is surrounded by so many ligaments, cannot move
Midcarpal Joint
What type of joint?
TECHNICALLY Sellar Synovial
however, will not move due to surroundings of so many ligaments
Carpometacarpal Joints
Label the diagram
Carpometacarpal Joints
What is unique about these?
The 1st Carpometacarpal joint is DIFFERENT from the rest!!!
Thumb; 1st Carpometacarpal
Has TON of freedom
Carpometacarpal Joints
What type of joint is the 1st Carpometacarpal Joint?
Sellar Synovial Joint
Has TONS of freedom
Carpometacarpal Joints
What types of joints are 2rd-5th Carpometacarpal joints?
Planar Synovial
Carpometacarpal Ligaments:
Label the diagram
Carpometacarpal Joints
Label the diagram
What are these?
Intermetacarpal Joints
What type of joints are Intermetacarpal Joints?
Planar synovial
Intermetacarpal Ligaments
Label the diagram
Intermetacarpal Joints
Where are the Interosseous Intermetacarpal ligaments?
Inside the joint space b/w bases of metacarpal bones
What are these?
Metacarpophalangeal Joints
What type of joints are Metacarpophalangeal Joints?
Condylar Synovial Joints
Metacarpohalangeal Joints
Label the diagram
What are these?
Metacarpophalangeal Joints
Metacarpophalangeal Joints
Label the diagram
Metacarpophalangeal Joints
(POSTERIOR)
Label the diagram
CN:
What is BULL RIDER’S THUMB?
Sprain of the Lateral Collateral L.
Avulsion of the Lateral part of the Proximal Phalanx of the Thumb
CN:
What is “Skier’s” or “Gamekeeper’s” Thumb?
Laxity or rupture of both collateral ligaments of the 1st Metacarpophalangeal Joints
*RESULTS in hyperabduction of that joint
What are these?
Interphalangeal Joints
Interphalangeal Joints
Label the diagram
What types of joints are Interphalangeal joints?
Ginglymus, Synovial Joints
Interphalangeal Joints: ligaments
Label the diagram
CN:
What is Mallet “Baseball” finger?
Sudden hyperflexion of the DISTAL INTERPHALANGEAL JOINT
can avulse the attachement of the long extensor tendon
HN:
Movements of the upper body, not included in flashcards;
Not as important
Movement of the thumb:
What is considered extension of the thumb?
THUMBS UP!
Name the states of the thumb
Fascia of the Upper Extremity
Label the diagram
What is Supraspinous Fascia?
REALLY DENSE fascia overlying the Supraspinatus M.
What is the Infraspinous Fascia?
REALLY DENSE fascia overlying the Infraspinatus M.
Brachium:
What are the 2 important septums of the brachial fascia?
- Medial Intermuscular Septum
- Lateral Intermuscular Septum
Fascia of the Upper Extremity
Label the Diagram:
- Brachial Fascia
- Medial Intermuscular Septum
- Lateral Intermuscular Septum
What are the ANTEBRACHIAL FASICA structures?
- Interosseous Membrane
- Extensor Retinaculum
CN:
What causes a Synovial/Ganglion Cyst?
Irritation of the synovial sheaths –> accumulation of mucopolysaccharide fluid
Fasica of the Upper Extremity
WRIST:
What are the two primary Ligaments here?
- Palmar Carpal L.
- Flexor Retinaculum L
Fasica of the Upper Extremity
Wrist
Label the Palmar Carpal L and the Flexor Retinaculum
Fascia of the Upper Extremity
Label the diagram of the wrist:
Find the EXTENSOR RETINACULUM
All of the Palmar Carpal L. is made of:
Antebrachial Fascia
Fascia of the Upper Extremity
HAND
Label the diagram
COMPARTMENTS OF THE HAND
Draw a picture of where the:
Hypothenar Compartment
Central Compartment
Thenar Compartment
Adductor Compartment
Interosseous Compartment
Fasica of the Upper Extremity
HAND
Label the:
Palmar Aponeunosis
Dorsal Fascia
CN:
Describe Dupytren Contracture
Disease resulting in the shortening, thickening and fibrosis of the Palmar Aponeurosis and Palmar Fascia
RESULTS IN: partial flexion of the 4th and 5th Digits
