Elbow RAD 1 Info Flashcards
What is the elbow joint formed by?
- Radius
- Ulna
- Humerus
How many joints does the elbow have?
3
What are the 3 elbow joints?
- Proximal radioulnar joint
- Humeroulnar Joint
- Humeroradial joint
The 3 elbow joints are enclosed in a ________
Common capsule
What does the proximal forearm consist of?
- Coronoid process
- Radial notch
- Trochlear notch
- Olecranon process
- Radial head, neck, & tuberosity
What does the distal humerus consist of?
- Humeral condyle
- Medial & lateral epicondyles
- Coronoid fossa
- Radial fossa
- Olecranon fossa
The humeral condyle contains ____ smooth elevations for _______ with the ______
- Two
- Articulation
- Forearm
What are the two articulations of the humeral condyle with the forearm?
- Trochlea
- Capitulum
Where is the trochlea located based on the humeral condyle and what does it articulate with?
- Medially
- Ulna
Where is the capitulum located based on the humeral condyle and what does it articulate with?
- Laterally
- Radius
Whats superior to the humeral condyle and easily palpable?
Medial & lateral epicondyles
Which fossa has a shallow depression?
Coronoid fossa
Which fossa has a deep depression?
Olecranon Fossa
The coronoid fossa is a ____ depression on the ____ surface ____ to the trochlea
- Shallow
- Anterior
- Superior
The olecranon fossa is a _____ depression found immediately behind the _____ on the _____ surface
- Deep
- Coronoid fossa
- Posterior
What accomodates the olecranon process when the elbow is extended?
Olecranon fossa
The Radial fossa recieves the ______ when the elbow is ______
- Radial head
- Flexed
What is part of the distal humerus?
- Capitulum
- Lateral epicondyle
- Medial Epicondyle
- Coronoid fossa
- Trochlea
- Radial Fossa
Which articulations is classified as a synovial, pivot joint?
Proximal radioulnar joint
Which articulations allow only flexion and extension movements?
- Humeroulnar joint
- Humeroradial joint
Which articulations are classified as a synovial. hinge joint?
- Humeroulnar joint
- Humeroradial joint
What does the Proximal Radioulnar Joint articulate between?
The head of the radius and the radial notch of the ulna
What does the Humeroulnar Joint articulate between?
The trochlea of the humerus and the trochlear notch of the ulna
What does the Humeroradial Joint articulate between?
The capitulum of the humerus and the head of the radius
How many fat pads are there? What is the names?
- 3
- Posterior fat pad
- Anterior fat pad
- Supinator fat pad
What projection of the elbow causes fat pads to be seen?
Lateral projection flexed 90 degrees
What can an elbow injury do to the fat pads?
- Can cause effusion and displacement
- Alter their shape
