GHJ and ACJ

What intrinsic ligaments support the ACJ

acromioclavicular ligament

The ACJ is the articulation between?

lateral clavicle with acromion of scapular

The innervation of the ACJ is?

lateral pectoral, axillary, lateral supraclavicular nn.

The GHJ is a ______________ joint

Ball-and-socket; synovial

True/False: More dislocations occur at the SCJ than the ACJ

False, more dislocations and separations occur at the ACJ

True/False: the GHJ is a very stable joint

False, the GHJ has more mobility than stability

what is the innervation of the GHJ

Suprascapular, axillary, lateral pectoral n.

What extrinsic ligaments support the ACJ

coracoclavicular ligament Conoid ligament and trapezoid ligament

With in the joint lies a __________________ disc

fibrocartilaginous disc

The GHJ is the articulation between which bones

head of humerus with glenoid fossa

The fibrous capsule of the GHJ is supported by

muscles of the rotator cuff

The ACJ is a __________ type joint

planar; synovial