Chapter 9 - Articulations - PART 2 Flashcards
The shoulder joint is also called the ___ joint
Glenohumeral
What permits the greatest range of motion in any joint?
The shoulder (glenohumeral) joint
What is the most frequently dislocated joint?
The shoulder joint
The shoulder joint is a ….
Ball and socket diarthrosis
The shoulder joint is formed by the articulation of the __ with the ___
Head of the humerus with the glenoid cavity of the scapula
A shoulder separation is a relatively common injury involving……
Partial or complete dislocation of the acromioclavicular joint
The muscles of the ____ are the primary mechanism for supporting the shoulder joint and limiting its range of movement
Rotator cuff
What part of the shoulder joint is poorly reinforced?
The inferior capsule
The elbow joint is a complex ___ joint that involves the ___,____, and ____
Complex hinge joint that involves the humerus, radius, and ulna
The elbow joint is extremely ______.
Give 3 reasons
Extremely stable
1. The bony surfaces of the humerus and ulna interlock.
2. A single, thick articular capsule surrounds both the humerus-ulnar and proximal radio-ulnar joints
3. Strong ligaments reinforce the articular capsule
Which tissues or structures provide most of the stability for the shoulder joint?
Ligaments and muscles provide most of the stability for the shoulder joint
Would a tennis player or a jogger be more likely to develop inflammation of the subscapular bursa? Why?
The subscapular bursa is located in the shoulder joint, so the tennis player. The condition is associated with repetitive motion that occurs at the shoulder
A football player received a blow to the upper surface of his shoulder, causing a shoulder separation. What does this mean?
A shoulder separation is an injury involving partial or complete dislocation of the acromioclavicular joint
The hip joint is a sturdy….
Ball and socket diarthrosis
The hip joint permits what kind of movements?
Flexion, extension, adduction, abduction, circumduction, and rotation
